BR7704953A - Processo para modificar a espessura de um corpo,e instalacao de extrusao - Google Patents
Processo para modificar a espessura de um corpo,e instalacao de extrusaoInfo
- Publication number
- BR7704953A BR7704953A BR7704953A BR7704953A BR7704953A BR 7704953 A BR7704953 A BR 7704953A BR 7704953 A BR7704953 A BR 7704953A BR 7704953 A BR7704953 A BR 7704953A BR 7704953 A BR7704953 A BR 7704953A
- Authority
- BR
- Brazil
- Prior art keywords
- modify
- body thickness
- extrusion installation
- extrusion
- installation
- Prior art date
Links
Classifications
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- 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
- B29L2023/00—Tubular articles
- B29L2023/003—Tubular articles having irregular or rough surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7623457A FR2359696A1 (fr) | 1976-07-30 | 1976-07-30 | Procede et dispositif pour modifier l'epaisseur d'un corps extrude a debit constant |
FR7717902A FR2393667A2 (fr) | 1977-06-10 | 1977-06-10 | Procede et dispositif pour modifier l'epaisseur d'un corps extrude a debit constant |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7704953A true BR7704953A (pt) | 1978-04-25 |
Family
ID=26219574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7704953A BR7704953A (pt) | 1976-07-30 | 1977-07-28 | Processo para modificar a espessura de um corpo,e instalacao de extrusao |
Country Status (11)
Country | Link |
---|---|
US (1) | US4157235A (pt) |
AR (1) | AR213529A1 (pt) |
BR (1) | BR7704953A (pt) |
CA (1) | CA1092313A (pt) |
CH (1) | CH615860A5 (pt) |
ES (1) | ES461162A1 (pt) |
GB (1) | GB1590542A (pt) |
IT (1) | IT1083600B (pt) |
MX (1) | MX144554A (pt) |
NL (1) | NL7707749A (pt) |
OA (1) | OA05723A (pt) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4340345A (en) * | 1980-01-28 | 1982-07-20 | The Plastic Forming Company, Inc. | Apparatus for preparing a parison and transferring it to a molding machine |
US4563320A (en) * | 1983-01-20 | 1986-01-07 | Hummor, Inc. | Making thermoplastic items |
DE3335850C2 (de) * | 1983-10-03 | 1986-11-06 | Fränkische Rohrwerke Gebrüder Kirchner GmbH & Co, 8729 Königsberg | Vorrichtung zum Herstellen von Kunststoffrohren |
US4650451A (en) * | 1985-10-18 | 1987-03-17 | Mobil Oil Corporation | Intermittently translating draw tape stretched between nip rolls |
US4708841A (en) * | 1985-10-31 | 1987-11-24 | Phillips Petroleum Company | Pipe plug apparatus and method for its use |
IT1185728B (it) * | 1985-11-20 | 1987-11-12 | Colbachini Spa | Impianto per la confezione di tubi in gomma,provvisto di caratteristiche costruttive atte a permettere un perfetto allineamento delle anime,di qualsiasi diametro,rispetto alle teste motrici di rotazione |
US4857247A (en) * | 1986-08-18 | 1989-08-15 | Technicon Instruments Corporation | Method for drawing thermoplastic tubing |
US5246752A (en) * | 1986-08-18 | 1993-09-21 | Technicon Instruments Corporation | Method and apparatus for drawing thermoplastic tubing |
US4929167A (en) * | 1987-06-12 | 1990-05-29 | Pepper Kenneth V | Apparatus for producing a helical tube |
US4831071A (en) * | 1987-09-21 | 1989-05-16 | Ici Americas Inc. | Enhanced melt extrusion of thermoplastics containing silicone interpenetrating polymer networks |
DE3737104A1 (de) * | 1987-11-02 | 1989-05-11 | Altenkirchener Kunststoff | Schlauchstueck aus elastischem, gut rueckstellbarem kunststoff und verfahren zu seiner herstellung |
US5006056A (en) * | 1989-09-01 | 1991-04-09 | The Black Clawson Company | Film extrusion apparatus including a quickly replaceable chill roll |
US5217723A (en) * | 1991-06-03 | 1993-06-08 | Tetragon, S.A. | Apparatus for the production of reinforced flexible hoses |
FR2682486B1 (fr) * | 1991-10-15 | 1993-11-12 | Commissariat A Energie Atomique | Miroir dielectrique interferentiel et procede de fabrication d'un tel miroir. |
US5330345A (en) * | 1992-07-16 | 1994-07-19 | Sheridan Catheter Corp. | Apparatus and method for continuously winding a length of material into a helical form |
AUPN547595A0 (en) * | 1995-09-15 | 1995-10-12 | Uponor B.V. | Biaxial stretching of plastic tubes |
US6187400B1 (en) | 1996-05-03 | 2001-02-13 | Baxter International Inc. | Medical tubing and pump performance enhancement by ionizing radiation during sterilization |
US6506333B1 (en) | 1996-05-03 | 2003-01-14 | Baxter International Inc. | Method of surface modifying a medical tubing |
US6036676A (en) * | 1996-05-03 | 2000-03-14 | Baxter International Inc. | Surface modified polymeric material formulation |
US20030094736A1 (en) * | 1996-05-03 | 2003-05-22 | Chuan Qin | Method of surface modifying a medical tubing |
US5954702A (en) * | 1996-05-03 | 1999-09-21 | Baxter International Inc. | Interface geometry for adhesive bonds |
US6129876A (en) * | 1996-05-03 | 2000-10-10 | Baxter International Inc. | Heat setting of medical tubings |
US5741452A (en) * | 1996-05-03 | 1998-04-21 | Baxter International Inc. | Orienting extrusion processes for medical tubing applications |
US6328716B1 (en) | 1996-05-03 | 2001-12-11 | Baxter International Inc. | Method of using medical tubings in fluid administration sets |
US5932307A (en) * | 1996-05-03 | 1999-08-03 | Baxter International Inc. | Oriented medical tubing |
TW480733B (en) * | 2001-04-10 | 2002-03-21 | Ind Tech Res Inst | Self-aligned lightly doped drain polysilicon thin film transistor |
JP3922564B2 (ja) * | 2003-01-14 | 2007-05-30 | 東海興業株式会社 | 表面平滑な押出成形品の製造方法及び押出成形装置 |
US20060103048A1 (en) * | 2004-11-17 | 2006-05-18 | Crumm Aaron T | Extrusion die for making a part with controlled geometry |
US20090029029A1 (en) * | 2007-07-13 | 2009-01-29 | Benjamin Lin | Apparatus and method for manufacturing a consumable candy drinking straw |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU51673A1 (pt) * | 1965-07-29 | 1967-07-31 | ||
GB1236577A (en) * | 1967-11-06 | 1971-06-23 | Patrick William O Brien | Corrugated flexible tubing |
FR2285979A1 (fr) * | 1974-09-26 | 1976-04-23 | Rhone Poulenc Ind | Procede d'obtention de tubes en matiere thermoplastique comportant une tulipe a une extremite |
-
1977
- 1977-07-05 MX MX169741A patent/MX144554A/es unknown
- 1977-07-12 NL NL7707749A patent/NL7707749A/xx not_active Application Discontinuation
- 1977-07-20 AR AR268505A patent/AR213529A1/es active
- 1977-07-21 US US05/817,648 patent/US4157235A/en not_active Expired - Lifetime
- 1977-07-25 CA CA283,429A patent/CA1092313A/fr not_active Expired
- 1977-07-26 OA OA56238A patent/OA05723A/xx unknown
- 1977-07-28 BR BR7704953A patent/BR7704953A/pt unknown
- 1977-07-28 IT IT68762/77A patent/IT1083600B/it active
- 1977-07-29 GB GB32249/77A patent/GB1590542A/en not_active Expired
- 1977-07-29 ES ES461162A patent/ES461162A1/es not_active Expired
- 1977-07-29 CH CH944477A patent/CH615860A5/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
MX144554A (es) | 1981-10-26 |
OA05723A (fr) | 1981-05-31 |
US4157235A (en) | 1979-06-05 |
CH615860A5 (pt) | 1980-02-29 |
AR213529A1 (es) | 1979-02-15 |
CA1092313A (fr) | 1980-12-30 |
GB1590542A (en) | 1981-06-03 |
IT1083600B (it) | 1985-05-21 |
NL7707749A (nl) | 1978-02-01 |
ES461162A1 (es) | 1978-12-01 |
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