EP0143051A3 - Process for removing gangue from metallic parts - Google Patents

Process for removing gangue from metallic parts Download PDF

Info

Publication number: EP0143051A3
Authority: EP; European Patent Office
Prior art keywords: metallic parts; removing gangue; gangue; metallic; parts
Prior art date: 1983-11-24
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

EP84402330A

Other languages

French (fr)

Other versions

EP0143051B1 (en

EP0143051A2 (en

Inventor

Noel Lacoudre

Claude Volfovski

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.)

Electricite de France SA

Original Assignee

Electricite de France 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.)

1983-11-24

Filing date

1984-11-15

Publication date

1985-07-31

1984-11-15 Application filed by Electricite de France SA filed Critical Electricite de France SA

1985-05-29 Publication of EP0143051A2 publication Critical patent/EP0143051A2/en

1985-07-31 Publication of EP0143051A3 publication Critical patent/EP0143051A3/en

1987-06-03 Application granted granted Critical

1987-06-03 Publication of EP0143051B1 publication Critical patent/EP0143051B1/en

Status Expired legal-status Critical Current

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F1/00—Electrolytic cleaning, degreasing, pickling or descaling

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Electrolytic Production Of Metals (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

EP19840402330 1983-11-24 1984-11-15 Process for removing gangue from metallic parts Expired EP0143051B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR8318747		1983-11-24
FR8318747A FR2555616B1 (en)	1983-11-24	1983-11-24	PROCESS FOR REMOVING BAND OF METAL PARTS

Publications (3)

Publication Number	Publication Date
EP0143051A2 EP0143051A2 (en)	1985-05-29
EP0143051A3 true EP0143051A3 (en)	1985-07-31
EP0143051B1 EP0143051B1 (en)	1987-06-03

Family

ID=9294478

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19840402330 Expired EP0143051B1 (en)	1983-11-24	1984-11-15	Process for removing gangue from metallic parts

Country Status (7)

Country	Link
EP (1)	EP0143051B1 (en)
EG (1)	EG16691A (en)
ES (1)	ES8507189A1 (en)
FR (1)	FR2555616B1 (en)
GR (1)	GR81024B (en)
TR (1)	TR21915A (en)
YU (1)	YU45679B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4746453A (en) *	1986-11-07	1988-05-24	China Steel Corporation	Cleaning composition for electrocleaning cold-rolled steel
ES2221525B1 (en) *	2002-05-24	2005-10-01	Universidad De Cadiz	COMBINED SYSTEM FOR REGISTRATION AND UNDERWATER ARCHAEOLOGICAL CONSERVATION IN SITU.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB505273A (en) *	1936-08-01	1939-05-01	John Galbraith Quiros Worledge	Electro-chemical process for renovating table plate and other metal surfaces

1983
- 1983-11-24 FR FR8318747A patent/FR2555616B1/en not_active Expired
1984
- 1984-11-15 EP EP19840402330 patent/EP0143051B1/en not_active Expired
- 1984-11-22 GR GR81024A patent/GR81024B/en unknown
- 1984-11-22 ES ES537851A patent/ES8507189A1/en not_active Expired
- 1984-11-23 TR TR2191584A patent/TR21915A/en unknown
- 1984-11-23 YU YU198884A patent/YU45679B/en unknown
- 1984-11-24 EG EG71884A patent/EG16691A/en active

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB505273A (en) *	1936-08-01	1939-05-01	John Galbraith Quiros Worledge	Electro-chemical process for renovating table plate and other metal surfaces

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CHEMICAL ABSTRACTS, vol. 87, no. 19, 7 novembre 1977, page 498, no. 151016g, Columbus, Ohio, US; G. GENIN: "Corrosion, cleaning, and protection of artistic structures. Ancient bronzes: analysis, treatment, preservation" & REV. SOC. R. BELGE ING. IND. 1977, (2), 72-7 *

Also Published As

Publication number	Publication date
GR81024B (en)	1985-03-21
ES537851A0 (en)	1985-09-16
YU45679B (en)	1992-07-20
FR2555616B1 (en)	1986-05-16
EP0143051B1 (en)	1987-06-03
EP0143051A2 (en)	1985-05-29
TR21915A (en)	1985-11-01
EG16691A (en)	1989-03-30
FR2555616A1 (en)	1985-05-31
ES8507189A1 (en)	1985-09-16
YU198884A (en)	1987-06-30

Legal Events

Date	Code	Title	Description
1985-03-30	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
1985-05-29	AK	Designated contracting states	Designated state(s): BE GB IT NL
1985-05-29	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1985-07-17	RTI1	Title (correction)
1985-07-31	AK	Designated contracting states	Designated state(s): BE GB IT NL
1986-02-12	17P	Request for examination filed	Effective date: 19851207
1986-10-01	17Q	First examination report despatched	Effective date: 19860813
1987-04-17	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1987-06-03	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): BE GB IT NL
1987-06-03	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Effective date: 19870603
1987-06-05	ITF	It: translation for a ep patent filed	Owner name: JACOBACCI & PERANI S.P.A.
1987-11-16	NLV1	Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
1988-03-31	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1988-03-31	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1988-05-18	26N	No opposition filed
1992-11-30	ITTA	It: last paid annual fee
1993-11-09	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19931109 Year of fee payment: 10
1993-12-10	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: BE Payment date: 19931210 Year of fee payment: 10
1994-11-15	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19941115
1994-11-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: BE Effective date: 19941130
1995-05-31	BERE	Be: lapsed	Owner name: ELECTRICITE DE FRANCE SERVICE NATIONAL Effective date: 19941130
1995-07-12	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19941115

Publication	Publication Date	Title
YU129684A (en)	1988-02-29	Process for separating nickel from laterite ore
DE3367221D1 (en)	1986-12-04	Process for modifying rubbers
DE3466900D1 (en)	1987-11-26	Process for removing metal surface oxide
PH16576A (en)	1983-11-22	Process for reducing phosphate ore
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DE3363519D1 (en)	1986-06-19	Process for making carbohydrazide
HUT47888A (en)	1989-04-28	Process for separating metal from chloride-solutions
GB2121441B (en)	1985-11-06	Process for upgrading metal powder
DE3366971D1 (en)	1986-11-20	Rust removal process
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GB8306717D0 (en)	1983-04-20	Adhering process
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ZA83392B (en)	1983-10-26	Process for the recovery of metal values from mattes
EP0143051A3 (en)	1985-07-31	Process for removing gangue from metallic parts
DE3461788D1 (en)	1987-02-05	Process for making nitrodiarylamines
IL70220A0 (en)	1984-02-29	Process for 1-oxa-beta-lactams
HUT38679A (en)	1986-06-30	Improved process for separating saccharose
HUT34440A (en)	1985-03-28	Improved process for producing azetidinone-sulfinacids from cephalosporin-sulfones
YU44992B (en)	1991-06-30	Process for obtaining 2-halogenresorcynol