SE7406418L - - Google Patents

Info

Publication number: SE7406418L
Authority: SE; Sweden

Application number

SE7406418A

Other versions

SE405336B (en

Inventor

N Coster

Original Assignee

Sofisa Firman

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1973-06-22

Filing date

1974-05-14

Publication date

1974-12-23

1974-05-14 Application filed by Sofisa Firman filed Critical Sofisa Firman

1974-12-23 Publication of SE7406418L publication Critical patent/SE7406418L/xx

1978-12-04 Publication of SE405336B publication Critical patent/SE405336B/en

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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/68—Barrels or cylinders
- B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
- B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
- 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
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/56—Screws having grooves or cavities other than the thread or the channel
- 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)
Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

SE7406418A 1973-06-22 1974-05-14 EXTRACTOR FOR THERMAL PLASTIC PROCESSING SE405336B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH910573A CH551853A (en)	1973-06-22	1973-06-22	SCREW PRESS.

Publications (2)

Publication Number	Publication Date
SE7406418L true SE7406418L (en)	1974-12-23
SE405336B SE405336B (en)	1978-12-04

Family

ID=4348371

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7406418A SE405336B (en)	1973-06-22	1974-05-14	EXTRACTOR FOR THERMAL PLASTIC PROCESSING

Country Status (9)

Country	Link
JP (1)	JPS50135166A (en)
AT (1)	AT339582B (en)
CH (1)	CH551853A (en)
DE (1)	DE2418107A1 (en)
FR (1)	FR2234124B1 (en)
GB (1)	GB1428058A (en)
IT (1)	IT1018599B (en)
NL (1)	NL7407293A (en)
SE (1)	SE405336B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS567459Y2 (en) *	1976-09-14	1981-02-18
DE2934297A1 (en) *	1979-08-24	1981-03-26	Eberhard Dipl.-Ing. 7000 Stuttgart Grünschloß	Extruder screw - in which multiple threads in fusion zone have twin flow paths where one has sickle shaped section
JPS56129582U (en) *	1980-03-03	1981-10-01
CH649738A5 (en) *	1982-12-21	1985-06-14	Maillefer Sa	SCREW EXTRUDER FOR PLASTICS.
JPS61227003A (en) *	1985-04-01	1986-10-09	Toshiba Mach Co Ltd	Screw for plastic molding equipped with subflight
JPS63176606U (en) *	1987-05-06	1988-11-16
JP7034422B2 (en) *	2018-02-13	2022-03-14	株式会社日本製鋼所	Two-screw extruder, reducer and extrusion method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2639464A (en) *	1950-01-03	1953-05-26	Nat Rubber Machinery Co	Extrusion apparatus

1973
- 1973-06-22 CH CH910573A patent/CH551853A/en not_active IP Right Cessation
1974
- 1974-04-13 DE DE2418107A patent/DE2418107A1/en active Pending
- 1974-04-29 AT AT354574A patent/AT339582B/en not_active IP Right Cessation
- 1974-05-14 SE SE7406418A patent/SE405336B/en unknown
- 1974-05-30 FR FR7418868A patent/FR2234124B1/fr not_active Expired
- 1974-05-30 NL NL7407293A patent/NL7407293A/xx not_active Application Discontinuation
- 1974-06-03 JP JP49061976A patent/JPS50135166A/ja active Pending
- 1974-06-10 IT IT85558/74A patent/IT1018599B/en active
- 1974-06-19 GB GB2707574A patent/GB1428058A/en not_active Expired

Also Published As

Publication number	Publication date
FR2234124A1 (en)	1975-01-17
CH551853A (en)	1974-07-31
AT339582B (en)	1977-10-25
JPS50135166A (en)	1975-10-27
DE2418107A1 (en)	1975-01-23
GB1428058A (en)	1976-03-17
IT1018599B (en)	1977-10-20
NL7407293A (en)	1974-12-24
ATA354574A (en)	1977-02-15
SE405336B (en)	1978-12-04
FR2234124B1 (en)	1977-09-30

Publication	Publication Date	Title
AR201758A1 (en)	1975-04-15
AU465372B2 (en)	1975-09-25
AR201235Q (en)	1975-02-21
AR201231Q (en)	1975-02-21
AU474511B2 (en)	1976-07-22
AU474838B2 (en)	1976-08-05
AU465453B2 (en)	1975-09-25
AU465434B2 (en)	1975-09-25
AU471343B2 (en)	1976-04-15
AU450229B2 (en)	1974-07-04
FR2234124B1 (en)	1977-09-30
AR201229Q (en)	1975-02-21
AU472848B2 (en)	1976-06-03
AU466283B2 (en)	1975-10-23
AR199451A1 (en)	1974-08-30
AU471461B2 (en)	1976-04-29
AR193950A1 (en)	1973-05-31
AR200256A1 (en)	1974-10-31
AR201432A1 (en)	1975-03-14
AR200885A1 (en)	1974-12-27
AR210729A1 (en)	1977-09-15
AR195311A1 (en)	1973-09-28
AU447540B2 (en)	1974-03-25
AR195948A1 (en)	1973-11-15
AU461342B2 (en)	1975-05-22