BE780683A - CASCADE MOUNTING SCREW PRESS AND PROCESS WITH VACUUM CHAMBER, FOR WORKING AND DEGAZING PULVERULENT THERMOPLASTIC MATERIALS - Google Patents
CASCADE MOUNTING SCREW PRESS AND PROCESS WITH VACUUM CHAMBER, FOR WORKING AND DEGAZING PULVERULENT THERMOPLASTIC MATERIALSInfo
- Publication number
- BE780683A BE780683A BE780683A BE780683A BE780683A BE 780683 A BE780683 A BE 780683A BE 780683 A BE780683 A BE 780683A BE 780683 A BE780683 A BE 780683A BE 780683 A BE780683 A BE 780683A
- Authority
- BE
- Belgium
- Prior art keywords
- degazing
- working
- vacuum chamber
- mounting screw
- thermoplastic materials
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
- B29B7/845—Venting, degassing or removing evaporated components in devices with rotary stirrers
- B29B7/847—Removing of gaseous components before or after mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
- B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
- B29B7/426—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with consecutive casings or screws, e.g. for charging, discharging, mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/86—Component parts, details or accessories; Auxiliary operations for working at sub- or superatmospheric pressure
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
- B29C48/38—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
- B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
- B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712120601 DE2120601B2 (en) | 1971-04-27 | 1971-04-27 | METHOD AND DEVICE FOR PROCESSING AND DEGASSING THERMALLY SENSITIVE POWDERED THERMOPLASTICS |
Publications (1)
Publication Number | Publication Date |
---|---|
BE780683A true BE780683A (en) | 1972-07-03 |
Family
ID=5806097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE780683A BE780683A (en) | 1971-04-27 | 1972-03-15 | CASCADE MOUNTING SCREW PRESS AND PROCESS WITH VACUUM CHAMBER, FOR WORKING AND DEGAZING PULVERULENT THERMOPLASTIC MATERIALS |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS559290B1 (en) |
AT (1) | AT334609B (en) |
BE (1) | BE780683A (en) |
CH (1) | CH534043A (en) |
DE (1) | DE2120601B2 (en) |
FR (1) | FR2134549B1 (en) |
GB (1) | GB1375237A (en) |
IT (1) | IT957639B (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2458776A1 (en) * | 1974-12-12 | 1976-06-16 | Kabel Metallwerke Ghh | Silane crosslinked thermoplastic or elastomeric compsn. - for cable jackets, by mixing, degassing and immediately shaping |
CA1138612A (en) * | 1979-06-08 | 1983-01-04 | Avinash C. Saxena | Method and apparatus for drying wet polymerized materials |
GB8306947D0 (en) * | 1983-03-14 | 1983-04-20 | Ici Plc | Vented melter for thermoplastic polymers |
US4529320A (en) * | 1983-09-14 | 1985-07-16 | Usm Corporation | Rotary processors and method for devolatilizing materials |
NL8400082A (en) * | 1984-01-10 | 1985-08-01 | Wavin Bv | METHOD AND APPARATUS FOR INJECTION MOLDING OF PVC PRODUCTS. |
US4711647A (en) * | 1985-05-02 | 1987-12-08 | Barmag Aktiengesellschaft | Process and apparatus for degassing liquids, especially polymer melts and solutions |
FR2621272B1 (en) * | 1987-10-06 | 1990-03-30 | Mcneil Akron Repiquet Sarl | PROCESS AND MACHINE FOR MANUFACTURING A FINISHED PRODUCT BY EXTRUSION FROM AN EXTRUDABLE THERMOPLASTIC MATERIAL OF HYGROSCOPIC NATURE |
DE3833777A1 (en) * | 1987-10-08 | 1989-05-03 | Barmag Barmer Maschf | High-speed extrusion with the extruder/gear pump combination |
NL8800904A (en) * | 1988-04-08 | 1989-11-01 | Reko Bv | PROCESS FOR PROCESSING A THERMOPLASTIC POLYCONDENSATION POLYMER |
IT1243378B (en) * | 1990-07-27 | 1994-06-10 | Loctite Corp | PROCEDURE AND PLANT FOR THE DISPENSING PARTICULARLY OF A SEALANT / ADHESIVE PRODUCT |
DE4027261C1 (en) * | 1990-08-29 | 1991-12-12 | Continental Gummi-Werke Ag | |
DE4437994C1 (en) * | 1994-10-25 | 1996-07-04 | Hoechst Ag | Degassing system, esp. for PTFE thermal decompsn. prods. |
DE10054226A1 (en) * | 2000-11-02 | 2002-05-08 | Buehler Ag | Process for processing a polycondensate in a multi-screw extruder |
EP3053725A1 (en) * | 2015-02-06 | 2016-08-10 | LANXESS Deutschland GmbH | Plug screw |
ES2862979T3 (en) * | 2018-05-02 | 2021-10-08 | Buss Ag | Mixing and kneading machine and its use |
AT524541B1 (en) * | 2021-04-07 | 2022-07-15 | Engel Austria Gmbh | Device for degassing and method for degassing a plasticized mass |
CN115501641A (en) * | 2022-09-14 | 2022-12-23 | 上海永鸿机电设备科技有限公司 | Supercritical carbon dioxide extraction system and extraction separation process for continuous feeding and discharging under high pressure |
-
1971
- 1971-04-27 DE DE19712120601 patent/DE2120601B2/en not_active Ceased
-
1972
- 1972-03-14 CH CH372372A patent/CH534043A/en not_active IP Right Cessation
- 1972-03-15 BE BE780683A patent/BE780683A/en unknown
- 1972-03-16 AT AT224672A patent/AT334609B/en not_active IP Right Cessation
- 1972-04-18 IT IT49717/72A patent/IT957639B/en active
- 1972-04-25 GB GB1913772A patent/GB1375237A/en not_active Expired
- 1972-04-26 FR FR7214866A patent/FR2134549B1/fr not_active Expired
- 1972-04-26 JP JP4256372A patent/JPS559290B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2120601A1 (en) | 1972-11-23 |
CH534043A (en) | 1973-02-28 |
DE2120601B2 (en) | 1973-08-09 |
AT334609B (en) | 1976-01-25 |
IT957639B (en) | 1973-10-20 |
JPS559290B1 (en) | 1980-03-08 |
FR2134549B1 (en) | 1976-03-12 |
ATA224672A (en) | 1976-05-15 |
FR2134549A1 (en) | 1972-12-08 |
GB1375237A (en) | 1974-11-27 |
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