EP0053510A3 - Extrusion method - Google Patents

Extrusion method Download PDF

Info

Publication number: EP0053510A3
Authority: EP; European Patent Office
Prior art keywords: extrusion method; extrusion
Prior art date: 1980-11-29
Legal status (The legal status 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 status listed.): Granted

Application number

EP81305652A

Other versions

EP0053510A2 (en

EP0053510B1 (en

Inventor

Masao Nishihara

Tomiharu Matsushita

Masataka Noguchi

Akira Ohte

Kazuo Arimura

Tetsuo Kimura

Akira Iwai

Nobuo Hayashida

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Kobe Steel Ltd

Original Assignee

Kobe Steel Ltd

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.)

1980-11-29

Filing date

1981-11-30

Publication date

1982-07-14

1981-11-30 Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd

1982-06-09 Publication of EP0053510A2 publication Critical patent/EP0053510A2/en

1982-07-14 Publication of EP0053510A3 publication Critical patent/EP0053510A3/en

1985-05-22 Application granted granted Critical

1985-05-22 Publication of EP0053510B1 publication Critical patent/EP0053510B1/en

Status Expired legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/007—Hydrostatic extrusion
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/32—Lubrication of metal being extruded or of dies, or the like, e.g. physical state of lubricant, location where lubricant is applied
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C43/00—Devices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Extrusion Of Metal (AREA)

EP19810305652 1980-11-29 1981-11-30 Extrusion method Expired EP0053510B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP16991880A JPS5791822A (en)	1980-11-29	1980-11-29	High-temperature lubrication extrusion method for tubular product
JP169918/80		1980-11-29

Publications (3)

Publication Number	Publication Date
EP0053510A2 EP0053510A2 (en)	1982-06-09
EP0053510A3 true EP0053510A3 (en)	1982-07-14
EP0053510B1 EP0053510B1 (en)	1985-05-22

Family

ID=15895361

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19810305652 Expired EP0053510B1 (en)	1980-11-29	1981-11-30	Extrusion method

Country Status (4)

Country	Link
EP (1)	EP0053510B1 (en)
JP (1)	JPS5791822A (en)
CA (1)	CA1191480A (en)
DE (1)	DE3170645D1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5919769B2 (en) *	1981-11-04	1984-05-08	昭和アルミニウム株式会社	Manufacturing method for hollow extruded aluminum sections for vacuum use
WO2002085560A1 (en) *	2001-04-19	2002-10-31	Alcoa Inc.	Injector for molten metal supply system
ATE400382T1 (en)	2001-04-19	2008-07-15	Alcoa Inc	DEVICE AND METHOD FOR CONTINUOUSLY FEEDING METAL MELTS UNDER PRESSURE
US6505674B1 (en)	2001-04-19	2003-01-14	Alcoa Inc.	Injector for molten metal supply system
ITPD20010302A1 (en) *	2001-12-28	2003-06-28	Bbs Riva Spa	HYDRAULIC DEVICE TO PUMP AND / P INTERCEPT METAL IN THE MELTED STATE
US7934627B2 (en)	2005-10-13	2011-05-03	Alcoa Inc.	Apparatus and method for high pressure extrusion with molten aluminum
JP7010441B1 (en) *	2020-12-08	2022-01-26	丸嘉工業株式会社	Manufacturing method of pipe material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1182193B (en) *	1960-04-07	1964-11-26	Hydraulik Gmbh	Cooling device on metal pipe presses
AT279310B (en) *	1967-05-12	1970-03-10	Mannesmann Ag	Method and apparatus for removing lubricant coatings from the surfaces of extruded articles
DE2739800A1 (en) *	1977-09-03	1979-03-22	Schloemann Siemag Ag	PROCESS AND EQUIPMENT FOR MANUFACTURING COPPER PIPES, IN PARTICULAR BY INDIRECT METAL EXTRUSION PRESSES

1980
- 1980-11-29 JP JP16991880A patent/JPS5791822A/en active Granted
1981
- 1981-11-25 CA CA000390886A patent/CA1191480A/en not_active Expired
- 1981-11-30 DE DE8181305652T patent/DE3170645D1/en not_active Expired
- 1981-11-30 EP EP19810305652 patent/EP0053510B1/en not_active Expired

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1182193B (en) *	1960-04-07	1964-11-26	Hydraulik Gmbh	Cooling device on metal pipe presses
AT279310B (en) *	1967-05-12	1970-03-10	Mannesmann Ag	Method and apparatus for removing lubricant coatings from the surfaces of extruded articles
DE2739800A1 (en) *	1977-09-03	1979-03-22	Schloemann Siemag Ag	PROCESS AND EQUIPMENT FOR MANUFACTURING COPPER PIPES, IN PARTICULAR BY INDIRECT METAL EXTRUSION PRESSES

Also Published As

Publication number	Publication date
JPS6144563B2 (en)	1986-10-03
CA1191480A (en)	1985-08-06
EP0053510A2 (en)	1982-06-09
DE3170645D1 (en)	1985-06-27
EP0053510B1 (en)	1985-05-22
JPS5791822A (en)	1982-06-08

Publication	Publication Date	Title
GB2069389B (en)	1983-04-07	Continuous friction-actuated extrusion
DE3166994D1 (en)	1984-12-06	Covering method
ZA815578B (en)	1982-08-25	Extrusion die
JPS57118899A (en)	1982-07-23	Extruding device
JPS57111549A (en)	1982-07-12	Copier-test method
DE3166078D1 (en)	1984-10-18	Method for continuous friction-actuated extrusion
GB2067944B (en)	1983-03-23	Extrusion process
DE3170645D1 (en)	1985-06-27	Extrusion method
GB2087301B (en)	1984-08-01	Continuous friction-actuated extrusion
JPS5787908A (en)	1982-06-01	Molding method
JPS57127598A (en)	1982-08-07	Extruding device
DE3273524D1 (en)	1986-11-06	Construction method
DE3172487D1 (en)	1985-11-07	Extrusion process
MY8600372A (en)	1986-12-31	Extrusion apparatus
JPS57115316A (en)	1982-07-17	Extrusion applying method
JPS5784046A (en)	1982-05-26	Operation method
GB2083770B (en)	1984-11-07	Extrusion apparatus
GB2071543B (en)	1983-06-02	Extrusion die
JPS56134952A (en)	1981-10-22	Molding method
JPS5785858A (en)	1982-05-28	Azocoupling method
JPS56154582A (en)	1981-11-30	One side priting method
JPS5638243A (en)	1981-04-13	Extruding method
GB8308855D0 (en)	1983-05-11	Extrusion apparatus
JPS5649299A (en)	1981-05-02	Extrusion type note
JPS56138989A (en)	1981-10-29	Connecting method

Legal Events

Date	Code	Title	Description
1982-04-08	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1982-05-10	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1982-06-09	17P	Request for examination filed	Effective date: 19811208
1982-06-09	AK	Designated contracting states	Designated state(s): DE FR GB
1982-07-14	AK	Designated contracting states	Designated state(s): DE FR GB
1985-03-22	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1985-05-22	AK	Designated contracting states	Designated state(s): DE FR GB
1985-06-27	REF	Corresponds to:	Ref document number: 3170645 Country of ref document: DE Date of ref document: 19850627
1985-07-12	ET	Fr: translation filed
1986-04-01	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1986-04-01	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1986-05-21	26N	No opposition filed
1990-07-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Effective date: 19900731
1990-09-28	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST
1991-11-20	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19911120 Year of fee payment: 11
1991-12-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19911230 Year of fee payment: 11
1992-11-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19921130
1993-07-28	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19921130
1993-08-03	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19930803