BR7902018A - ENDLESS DOUBLE THREAD EXTRUDER - Google Patents
ENDLESS DOUBLE THREAD EXTRUDERInfo
- Publication number
- BR7902018A BR7902018A BR7902018A BR7902018A BR7902018A BR 7902018 A BR7902018 A BR 7902018A BR 7902018 A BR7902018 A BR 7902018A BR 7902018 A BR7902018 A BR 7902018A BR 7902018 A BR7902018 A BR 7902018A
- Authority
- BR
- Brazil
- Prior art keywords
- double thread
- endless double
- thread extruder
- extruder
- endless
- 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
- B29B7/30—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
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
- B29B7/482—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws provided with screw parts in addition to other mixing parts, e.g. paddles, gears, discs
-
- 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
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
- B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
-
- 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
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
- B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
- B29B7/489—Screws
-
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single 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
- B29C48/25—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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/402—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders the screws having intermeshing parts
-
- 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
- B29C48/505—Screws
- B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
-
- 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)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0234478A AT384991B (en) | 1978-04-03 | 1978-04-03 | DOUBLE SCREW EXTRUDER |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7902018A true BR7902018A (en) | 1979-11-27 |
Family
ID=3532598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7902018A BR7902018A (en) | 1978-04-03 | 1979-04-03 | ENDLESS DOUBLE THREAD EXTRUDER |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS54135861A (en) |
AR (1) | AR216380A1 (en) |
AT (1) | AT384991B (en) |
BR (1) | BR7902018A (en) |
CH (1) | CH639596A5 (en) |
DE (1) | DE2911834A1 (en) |
FR (1) | FR2421723A1 (en) |
IT (1) | IT1118537B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3820320A1 (en) * | 1988-06-15 | 1989-12-21 | Krauss Maffei Ag | DOUBLE SCREW EXTRUDER |
DE102014219706B3 (en) * | 2014-09-29 | 2016-03-31 | Battenfeld-Cincinnati Austria Gmbh | extruder screw |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1119651A (en) * | 1949-07-15 | 1956-06-22 | Homogenizer device for machine for extruding or injecting thermoplastic materials | |
LU31648A1 (en) * | 1951-06-01 | 1900-01-01 | ||
FR1122654A (en) * | 1955-02-28 | 1956-09-11 | Machine for extruding thermoplastics under high pressure | |
US3486194A (en) * | 1967-08-07 | 1969-12-30 | Clarence E Parks | Extruder |
DE2235784C3 (en) * | 1972-07-21 | 1986-01-09 | Uniroyal Englebert Reifen GmbH, 5100 Aachen | Single-screw extruder for mixing and homogenizing high-viscosity rubber compounds and high-viscosity thermoplastics |
DE2340499C2 (en) * | 1973-08-10 | 1980-02-14 | Barmag Barmer Maschinenfabrik Ag, 5600 Wuppertal | extrusion press |
DE2554712A1 (en) * | 1975-12-05 | 1977-06-08 | Bayer Ag | DEVICE FOR EXTRUDING TEMPERATURE-SENSITIVE, THERMOPLASTIC PLASTICS INTO SEMI-FINISHED PRODUCTS |
DD124024A1 (en) * | 1976-02-26 | 1977-02-02 | ||
DE2744583A1 (en) * | 1977-10-04 | 1979-04-05 | Heinz Dipl Ing Weber | Twin-screw extruder with intermeshing mixing cams at metering section - to achieve complete compounding and avoid inhomogeneities of plastics melt |
-
1978
- 1978-04-03 AT AT0234478A patent/AT384991B/en not_active IP Right Cessation
-
1979
- 1979-03-23 CH CH271979A patent/CH639596A5/en not_active IP Right Cessation
- 1979-03-26 DE DE19792911834 patent/DE2911834A1/en not_active Ceased
- 1979-04-02 IT IT67682/79A patent/IT1118537B/en active
- 1979-04-02 AR AR276031A patent/AR216380A1/en active
- 1979-04-02 FR FR7908194A patent/FR2421723A1/en active Granted
- 1979-04-03 JP JP4023079A patent/JPS54135861A/en active Pending
- 1979-04-03 BR BR7902018A patent/BR7902018A/en unknown
Also Published As
Publication number | Publication date |
---|---|
FR2421723B1 (en) | 1985-03-08 |
ATA234478A (en) | 1987-07-15 |
AT384991B (en) | 1988-02-10 |
IT1118537B (en) | 1986-03-03 |
IT7967682A0 (en) | 1979-04-02 |
FR2421723A1 (en) | 1979-11-02 |
DE2911834A1 (en) | 1979-10-04 |
JPS54135861A (en) | 1979-10-22 |
AR216380A1 (en) | 1979-12-14 |
CH639596A5 (en) | 1983-11-30 |
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