NO176654C - Fremgangsmåte for fremstilling av rörformige hulstrenglengder - Google Patents
Fremgangsmåte for fremstilling av rörformige hulstrenglengderInfo
- Publication number
- NO176654C NO176654C NO820208A NO820208A NO176654C NO 176654 C NO176654 C NO 176654C NO 820208 A NO820208 A NO 820208A NO 820208 A NO820208 A NO 820208A NO 176654 C NO176654 C NO 176654C
- Authority
- NO
- Norway
- Prior art keywords
- shape
- heat treatment
- tubular hollow
- subjecting
- degree
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000000463 material Substances 0.000 abstract 4
- 238000010438 heat treatment Methods 0.000 abstract 2
- 238000004132 cross linking Methods 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
- B29D23/003—Pipe joints, e.g. straight joints
- B29D23/006—Elbows
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/02—Bending or folding
- B29C53/08—Bending or folding of tubes or other profiled members
- B29C53/083—Bending or folding of tubes or other profiled members bending longitudinally, i.e. modifying the curvature of the tube axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/02—Thermal shrinking
- B29C61/025—Thermal shrinking for the production of hollow or tubular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
- B29C65/561—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits using screw-threads being integral at least to one of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
- B29C66/1222—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a lapped joint-segment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
- B29C66/1224—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a butt joint-segment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/53—Joining single elements to tubular articles, hollow articles or bars
- B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
- B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
- B29C66/53241—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being tubular and said substantially annular single elements being of finite length relative to the infinite length of said tubular articles
- B29C66/53242—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being tubular and said substantially annular single elements being of finite length relative to the infinite length of said tubular articles said single elements being spouts, e.g. joining spouts to tubes
- B29C66/53243—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being tubular and said substantially annular single elements being of finite length relative to the infinite length of said tubular articles said single elements being spouts, e.g. joining spouts to tubes said spouts comprising flanges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/61—Joining from or joining on the inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
- B29C66/7375—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured
- B29C66/73755—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being fully cured, i.e. fully cross-linked, fully vulcanized
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/7394—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/74—Joining plastics material to non-plastics material
- B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/0014—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for shaping tubes or blown tubular films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
- B29K2023/0608—PE, i.e. polyethylene characterised by its density
- B29K2023/0641—MDPE, i.e. medium density polyethylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/08—Copolymers of ethylene
- B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2031/00—Use of polyvinylesters or derivatives thereof as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
- B29K2033/04—Polymers of esters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/24—Pipe joints or couplings
- B29L2031/243—Elbows
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
- B29L2031/601—Multi-tubular articles, i.e. composed of a plurality of tubes
- B29L2031/602—Multi-tubular articles, i.e. composed of a plurality of tubes composed of several elementary tubular elements
- B29L2031/603—Multi-tubular articles, i.e. composed of a plurality of tubes composed of several elementary tubular elements one placed inside the other, e.g. dual wall tubes
- B29L2031/605—Multi-tubular articles, i.e. composed of a plurality of tubes composed of several elementary tubular elements one placed inside the other, e.g. dual wall tubes concentrically
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S138/00—Pipes and tubular conduits
- Y10S138/05—Pre-stress
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S138/00—Pipes and tubular conduits
- Y10S138/08—Bent shaped retained
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S138/00—Pipes and tubular conduits
- Y10S138/11—Shape
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3102475 | 1981-01-26 |
Publications (3)
Publication Number | Publication Date |
---|---|
NO820208L NO820208L (no) | 1982-07-27 |
NO176654B NO176654B (no) | 1995-01-30 |
NO176654C true NO176654C (no) | 1995-05-10 |
Family
ID=6123349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO820208A NO176654C (no) | 1981-01-26 | 1982-01-25 | Fremgangsmåte for fremstilling av rörformige hulstrenglengder |
Country Status (10)
Country | Link |
---|---|
US (1) | US4440712A (no) |
EP (1) | EP0057000B1 (no) |
AT (1) | ATE9072T1 (no) |
CA (1) | CA1193063A (no) |
DE (1) | DE3260588D1 (no) |
DK (1) | DK155983C (no) |
ES (1) | ES509077A0 (no) |
FI (1) | FI75523C (no) |
IL (1) | IL64851A (no) |
NO (1) | NO176654C (no) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3373783D1 (en) * | 1982-06-14 | 1987-10-29 | Cousin Freres Sa | Tennis racket frame and method of manufacturing it |
US4661314A (en) * | 1983-02-11 | 1987-04-28 | Essex Group, Inc. | Method of making texturized heat shrinkable tubing |
EP0185460A3 (en) * | 1984-11-15 | 1988-10-26 | Textilver S.A. | Reformable composites and methods of making same |
US4550798A (en) * | 1985-01-04 | 1985-11-05 | Anechoic Systems Company, Inc. | Acoustic panel and enclosure |
FR2579287B1 (fr) * | 1985-03-22 | 1989-04-21 | Ouest Cie | Joint d'etancheite a profil tubulaire |
DE3627985A1 (de) * | 1986-08-18 | 1988-02-25 | Johannes Loersch | Verfahren zur verarbeitung von filmmaterial mit umlenkstellen |
US4805149A (en) * | 1986-08-28 | 1989-02-14 | Advanced Micro Devices, Inc. | Digital memory with reset/preset capabilities |
CH672538A5 (no) * | 1986-10-31 | 1989-11-30 | Fischer Ag Georg | |
US5735554A (en) * | 1991-08-31 | 1998-04-07 | Imgam; Fredrich | Tube conduit connection and method of producing the same from polyolefins |
US5213750A (en) * | 1992-03-11 | 1993-05-25 | Cooper Power Systems, Inc. | Method to straighten cross linked polyethylene high voltage power cable |
US5597185A (en) * | 1994-11-18 | 1997-01-28 | Naco Industries, Inc. | One piece tubular elbow and process of manufacture |
US5907896A (en) * | 1997-09-10 | 1999-06-01 | Tseng; Shao-Chien | Method for bending forging artistic metallic pipes |
NL1009822C2 (nl) * | 1998-08-07 | 2000-02-23 | Wavin Bv | Mofverbinding van kunststof buisdelen. |
US6422608B1 (en) * | 1998-09-21 | 2002-07-23 | Dong Lim Industrial Co., Ltd. | Anti-abrasion pipe fittings for high-speed particle-laden flow |
GB2350581B (en) * | 1999-03-26 | 2003-12-24 | Polypipe Plc | A method of forming a bend in a pipe |
US6716382B1 (en) * | 2001-08-03 | 2004-04-06 | Raytheon Company | Method for preparing a telescoping shrinkable hollow tube |
US7093589B2 (en) * | 2004-01-08 | 2006-08-22 | Visteon Global Technologies, Inc. | Apparatus for increasing induction air flow rate to a turbocharger |
JP2007292302A (ja) * | 2006-03-28 | 2007-11-08 | Tokai Rubber Ind Ltd | 曲り形状の樹脂複合ホース及びその製造方法 |
JP5013912B2 (ja) * | 2006-03-28 | 2012-08-29 | 東海ゴム工業株式会社 | 樹脂複合ホース及びその製造方法 |
DE102008054628A1 (de) * | 2008-12-15 | 2010-06-17 | Evonik Röhm Gmbh | Kraftschlüssige Verbindung zwischen Trägerbauteilen und Trägerelemente aus Kunststoff |
CN102466104B (zh) * | 2010-11-08 | 2015-08-26 | 通用电气公司 | 管道及输送方法 |
CN102108147A (zh) * | 2010-11-30 | 2011-06-29 | 水伯格五金(深圳)有限公司 | 一种塑胶软管的制法 |
US9410642B2 (en) | 2012-06-01 | 2016-08-09 | Cummings Electrical, L.P. | Method and apparatus for plastic duct bank manufacture |
KR20140036965A (ko) * | 2012-09-18 | 2014-03-26 | 가부시키가이샤 니프코 | 곡관 구조 및 곡관 성형용 금형 |
US9381787B2 (en) * | 2012-10-26 | 2016-07-05 | Hamilton Sundstrand Corporation | Generally wye shaped elbow for cabin air flow system |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2494273A (en) * | 1947-01-29 | 1950-01-10 | Goodrich Co B F | Apparatus for expanding thermoplastic tubing |
DE875404C (de) * | 1951-08-11 | 1953-05-04 | Kopperschmidt & Co Carl W | Verfahren zum Verstaerken der Kanten oder anderer Stellen an Formstuecken aus thermoplastischen Kunststoffen |
LU35737A1 (no) * | 1957-01-30 | |||
US3370112A (en) * | 1963-09-26 | 1968-02-20 | Raychem Corp | Process and apparatus for producing plastic memory articles |
ES313153A1 (es) * | 1964-05-22 | 1965-07-16 | Standard Electrica Sa | Proceso y aparato para producir tuberias que se encogen con el calor. |
US3448182A (en) * | 1965-11-10 | 1969-06-03 | Raychem Corp | Method for making heat-shrinkable cap |
GB1158011A (en) * | 1966-03-14 | 1969-07-09 | Thomas Paul Engel | Improvements in or relating to apparatus and process for the preparation of Polymeric Materials |
US3526683A (en) * | 1968-03-22 | 1970-09-01 | Raychem Corp | Method for dual crosslinking |
US3568311A (en) * | 1968-09-30 | 1971-03-09 | Gen Electric | Insulating and spacing electrically conductive members |
US4097573A (en) * | 1972-01-12 | 1978-06-27 | Rieber & Son A/S | Method for bending thermoplastic pipes |
FR2232423B1 (no) * | 1973-06-08 | 1976-04-23 | Pont A Mousson | |
SE390802B (sv) * | 1973-11-27 | 1977-01-24 | Atomenergi Ab | Forfarande for sammanfogning av detaljer av fornetade polymerer |
GB1483350A (en) * | 1974-03-29 | 1977-08-17 | Coal Ind | Heat-recoverable moulded products |
US3939243A (en) * | 1974-08-19 | 1976-02-17 | The Dow Chemical Company | Tube treating and method |
GB1573096A (en) * | 1975-11-17 | 1980-08-13 | Raychem Ltd | Composite connector |
US4236953A (en) * | 1976-05-27 | 1980-12-02 | Tokan Kogyo Co., Ltd | Process for producing thermoplastic multi-walled pipes |
GB1514500A (en) * | 1976-12-10 | 1978-06-14 | Bicc Ltd | Manufacture of heat-recoverable articles |
GB1576505A (en) * | 1978-01-27 | 1980-10-08 | Coal Industry Patents Ltd | Heat recoverable plastics artefacts |
DE2824531A1 (de) * | 1978-06-05 | 1979-12-06 | Bohlmann Karl Heinz | Thermoplastische kunststoff-schrumpfelemente mit maximaler rueckstellung bei relativ niederen aufheiztemperaturen |
JPS60220B2 (ja) * | 1979-01-29 | 1985-01-07 | 古河電気工業株式会社 | 分岐部用熱収縮性被覆体の製造方法 |
FI64308C (fi) * | 1979-06-29 | 1983-11-10 | Wiik & Hoeglund | Foerfarande foer framstaellning av krympmuffar av tvaerbindande plast |
JPS5627317A (en) * | 1979-08-15 | 1981-03-17 | Showa Electric Wire & Cable Co Ltd | Manufacture of thermal expansion tube |
AU6141980A (en) * | 1979-08-28 | 1981-03-05 | Bicc Ltd. | Heat recoverable articles |
NL7906526A (nl) * | 1979-08-30 | 1981-03-03 | Int Chem Eng Ets | Werkwijze en inrichting voor het krommen van buizen. |
-
1982
- 1982-01-06 DK DK001682A patent/DK155983C/da active
- 1982-01-08 FI FI820062A patent/FI75523C/fi not_active IP Right Cessation
- 1982-01-23 DE DE8282100466T patent/DE3260588D1/de not_active Expired
- 1982-01-23 AT AT82100466T patent/ATE9072T1/de not_active IP Right Cessation
- 1982-01-23 EP EP82100466A patent/EP0057000B1/de not_active Expired
- 1982-01-25 NO NO820208A patent/NO176654C/no unknown
- 1982-01-25 CA CA000394800A patent/CA1193063A/en not_active Expired
- 1982-01-25 IL IL64851A patent/IL64851A/xx unknown
- 1982-01-26 ES ES509077A patent/ES509077A0/es active Granted
- 1982-01-26 US US06/342,759 patent/US4440712A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
IL64851A0 (en) | 1982-03-31 |
ATE9072T1 (de) | 1984-09-15 |
FI75523B (fi) | 1988-03-31 |
ES8308749A1 (es) | 1983-10-01 |
US4440712A (en) | 1984-04-03 |
IL64851A (en) | 1985-02-28 |
EP0057000A1 (de) | 1982-08-04 |
EP0057000B1 (de) | 1984-08-22 |
DK155983C (da) | 1989-10-16 |
NO176654B (no) | 1995-01-30 |
DE3260588D1 (en) | 1984-09-27 |
ES509077A0 (es) | 1983-10-01 |
DK1682A (da) | 1982-07-27 |
CA1193063A (en) | 1985-09-10 |
FI75523C (fi) | 1988-07-11 |
NO820208L (no) | 1982-07-27 |
FI820062L (fi) | 1982-07-27 |
DK155983B (da) | 1989-06-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO176654C (no) | Fremgangsmåte for fremstilling av rörformige hulstrenglengder | |
BR7604864A (pt) | Processo para a producao de conexoes para tubos de material plastico e forma para moldagem por injecao,para a realizacao do processo | |
ES428826A1 (es) | Procedimiento para la fabricacion de articulos huecos de materia termoplastica. | |
SE8702314D0 (sv) | Hollow plastic product partially different in composition and its manufacturing apparatus | |
BE815506A (fr) | Procede et machine de fabrication d'articles creux en matiere plastique par extrusion-soufflage | |
FR1405162A (fr) | Feuille de matière thermoplastique, son procédé de fabrication et manjère de la convertir en articles fibreux | |
IL58549A (en) | Method and apparatus for producing molded plastic articles | |
SE8107045L (sv) | Sett att framstella en behallare | |
SE7905047L (sv) | Framstellning av artiklar genom dragning och blasning | |
BR7607554A (pt) | Metodo de fabricacao de corpos ocos de material sintetico termoplastico pelo processo de sopro com estiramento biaxial e tempera intermediaria | |
SE7907576L (sv) | Framstellning av formstycken | |
FR2401759A1 (fr) | Procede pour preparer un recipient creux en matiere plastique ayant une surface qui rappelle celle du verre depoli | |
FR2194548A1 (en) | Hollow propylene polymer articles - by drawing heated cut, tubular pieces and blow moulding drawn pieces | |
ES8308256A1 (es) | Procedimiento y dispositivo para la fabricacion de partes moldeadas u objetos de material plastico. | |
ATE7278T1 (de) | Vorrichtung zur herstellung von hohlkoerpern. | |
SE7513548L (sv) | Ror av plastmaterial | |
FR2389477A1 (no) | ||
ES445530A1 (es) | Un procedimiento para la produccion de cuerpos huecos orien-tados de materia plastica. | |
BR7807969A (pt) | Processo para a producao de corpos ocos a partir de preformas de material termoplastico | |
ATE2939T1 (de) | Verfahren zum herstellen von schrumpfmuffen aus vernetztem kunststoff. | |
ATE43288T1 (de) | Verfahren zum herstellen von hohlkoerpern aus thermoplastischem kunststoff. | |
IT971188B (it) | Impianto a ciclo continuo per la produzione di sottopiedi per cal zature provvisti di un anima di materiale plastico ottenuta me diante formatura per iniezione e metodo di fabbricazione rela tivo | |
SU412007A1 (no) | ||
JPS5724221A (en) | Manufacture of highly foamed polypropylene | |
SU520888A3 (ru) | Способ формовани полой заготовки из термопластичного материала |