EP0321365A3 - Decanter centrifuge with a retractable feeding device - Google Patents

Decanter centrifuge with a retractable feeding device Download PDF

Info

Publication number: EP0321365A3
Authority: EP; European Patent Office
Prior art keywords: feeding device; decanter centrifuge; retractable feeding; retractable; decanter
Prior art date: 1987-12-16
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

EP88420415A

Other languages

English (en)

Other versions

EP0321365A2 (fr

EP0321365B1 (fr

Inventor

Jean-Pierre Davier

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.)

Robatel SLPI SA

Original Assignee

Robatel Slpi SA

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.)

1987-12-16

Filing date

1988-12-12

Publication date

1990-03-07

1988-12-12 Application filed by Robatel Slpi SA filed Critical Robatel Slpi SA

1989-06-21 Publication of EP0321365A2 publication Critical patent/EP0321365A2/fr

1990-03-07 Publication of EP0321365A3 publication Critical patent/EP0321365A3/fr

1992-02-26 Application granted granted Critical

1992-02-26 Publication of EP0321365B1 publication Critical patent/EP0321365B1/fr

2008-12-12 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/04—Periodical feeding or discharging; Control arrangements therefor

EP88420415A 1987-12-16 1988-12-12 Décanteuse centrifuge à bec d'alimentation rétractable Expired - Lifetime EP0321365B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR8717860		1987-12-16
FR8717860A FR2624764B1 (fr)	1987-12-16	1987-12-16	Decanteuse centrifuge a bec d'alimentation retractable

Publications (3)

Publication Number	Publication Date
EP0321365A2 EP0321365A2 (fr)	1989-06-21
EP0321365A3 true EP0321365A3 (en)	1990-03-07
EP0321365B1 EP0321365B1 (fr)	1992-02-26

Family

ID=9358118

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP88420415A Expired - Lifetime EP0321365B1 (fr)	1987-12-16	1988-12-12	Décanteuse centrifuge à bec d'alimentation rétractable

Country Status (5)

Country	Link
US (1)	US4869713A (fr)
EP (1)	EP0321365B1 (fr)
JP (1)	JPH01297160A (fr)
DE (1)	DE3868607D1 (fr)
FR (1)	FR2624764B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2706216B1 (fr) *	1993-06-07	1995-07-21	Robatel Slpi	Décanteuse continue pour le traitement des produits nucléaires.
US11318480B2 (en)	2019-03-04	2022-05-03	Kennametal Inc.	Centrifuge feed pipes and associated apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2155366A (en) *	1978-12-19	1985-09-25	Commissariat Energie Atomique	Pendular centrifuge for decanting
GB2177948A (en) *	1985-07-15	1987-02-04	British Nuclear Fuels Plc	Centrifuges

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1927822A (en) *	1926-02-16	1933-09-26	Merco Centrifugal Separator Co	Centrifuge apparatus
US3073516A (en) *	1959-08-06	1963-01-15	Dorr Oliver Inc	Centrifuges
US3893907A (en) *	1973-09-10	1975-07-08	Exxon Research Engineering Co	Method and apparatus for the treatment of tar sand froth
JPS5365587A (en) *	1976-11-24	1978-06-12	Fujitsu Ltd	Reciprocal motion driving device
JPS5845759A (ja) *	1981-09-11	1983-03-17	Toshiba Corp	遠心清澄機
US4406651A (en) *	1982-04-15	1983-09-27	Donaldson Company, Inc.	Multi-phase self purging centrifuge

1987
- 1987-12-16 FR FR8717860A patent/FR2624764B1/fr not_active Expired - Fee Related
1988
- 1988-12-05 JP JP63307666A patent/JPH01297160A/ja active Pending
- 1988-12-07 US US07/280,819 patent/US4869713A/en not_active Expired - Fee Related
- 1988-12-12 EP EP88420415A patent/EP0321365B1/fr not_active Expired - Lifetime
- 1988-12-12 DE DE8888420415T patent/DE3868607D1/de not_active Expired - Fee Related

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2155366A (en) *	1978-12-19	1985-09-25	Commissariat Energie Atomique	Pendular centrifuge for decanting
GB2177948A (en) *	1985-07-15	1987-02-04	British Nuclear Fuels Plc	Centrifuges

Also Published As

Publication number	Publication date
EP0321365A2 (fr)	1989-06-21
FR2624764A1 (fr)	1989-06-23
FR2624764B1 (fr)	1990-05-18
JPH01297160A (ja)	1989-11-30
US4869713A (en)	1989-09-26
DE3868607D1 (de)	1992-04-02
EP0321365B1 (fr)	1992-02-26

Legal Events

Date	Code	Title	Description
1989-05-06	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
1989-06-21	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE GB
1990-01-17	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-03-07	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE GB
1990-06-13	17P	Request for examination filed	Effective date: 19900414
1991-05-15	17Q	First examination report despatched	Effective date: 19910402
1991-08-14	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: ROBATEL
1992-01-10	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1992-02-26	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE GB
1992-04-02	REF	Corresponds to:	Ref document number: 3868607 Country of ref document: DE Date of ref document: 19920402
1992-06-17	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
1992-12-29	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1992-12-29	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1993-02-17	26N	No opposition filed
1996-12-06	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19961206 Year of fee payment: 9
1997-01-21	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19970121 Year of fee payment: 9
1997-12-12	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19971212
1998-08-05	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19971212
1998-09-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19980901

Publication	Publication Date	Title
EP0299432A3 (en)	1990-06-06	A voltage detecting device
EP0308185A3 (en)	1989-08-23	A charging device
EP0272072A3 (en)	1989-03-15	A charging device
AU7303887A (en)	1987-11-24	Feeding device
GB2198105B (en)	1990-01-10	Device for feeding can barrels
GB2202517B (en)	1990-11-07	Paper feed device
GB2221048B (en)	1992-08-12	Centrifuge
GB8807856D0 (en)	1988-05-05	Retractable grip device
GB2212265B (en)	1991-11-13	A voltage detector
EP0281097A3 (en)	1990-04-18	Paper feeding device
GB2048728B (en)	1983-02-16	Centrifuge with abrasion-resistant conveyor
GB2210974B (en)	1991-05-22	A voltage detector
GB2221410B (en)	1992-10-28	Centrifuge
EP0321365A3 (en)	1990-03-07	Decanter centrifuge with a retractable feeding device
GB8829606D0 (en)	1989-02-15	Setting device for use with a printer
GB8822759D0 (en)	1988-11-02	Feed device
EP0269464A3 (en)	1989-03-29	Feeding a solid-liquid mixture
EP0281666A3 (en)	1989-07-26	Centrifuge
GB2182869B (en)	1989-05-04	Decanter centrifuge
GB2193872B (en)	1990-01-10	Feeding device
GB2098517B (en)	1984-01-18	Centrifuge with abrasion-resistant conveyor
PL272021A2 (en)	1989-01-23	Decanter
GB8720857D0 (en)	1987-10-14	Feeding device
CS352787A1 (en)	1988-06-15	Roztokova akrylova pojiva pro keramicke folie a zpusob jejich pripravy
GB8723884D0 (en)	1987-11-18	Centrifugal propulsive device