DE3672872D1 - Reinigungsverfahren. - Google Patents

Reinigungsverfahren.

Info

Publication number: DE3672872D1
Authority: DE; Germany
Prior art keywords: cleaning procedure; cleaning; procedure
Prior art date: 1985-04-16
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.): Expired - Lifetime

Application number

DE8686104517T

Other languages

English (en)

Inventor

Hermann Emmert

Herbert Hehs

Detlev Dipl Ing Coerlin

Klaus Kuhnke

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.)

Areva GmbH

Original Assignee

Siemens AG

Siemens Corp

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.)

1985-04-16

Filing date

1986-04-02

Publication date

1990-08-30

1985-04-16 Priority claimed from DE19853513676 external-priority patent/DE3513676A1/de

1986-04-02 Application filed by Siemens AG, Siemens Corp filed Critical Siemens AG

1986-04-02 Priority to DE8686104517T priority Critical patent/DE3672872D1/de

1990-08-30 Application granted granted Critical

1990-08-30 Publication of DE3672872D1 publication Critical patent/DE3672872D1/de

2006-04-03 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices or arrangements for removing water, minerals or sludge from boilers ; Arrangement of cleaning apparatus in boilers; Combinations thereof with boilers
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices or arrangements for removing water, minerals or sludge from boilers ; Arrangement of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/483—Devices or arrangements for removing water, minerals or sludge from boilers ; Arrangement of cleaning apparatus in boilers; Combinations thereof with boilers specially adapted for nuclear steam generators
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
General Engineering & Computer Science (AREA)
Thermal Sciences (AREA)
High Energy & Nuclear Physics (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Cleaning By Liquid Or Steam (AREA)

DE8686104517T 1985-04-16 1986-04-02 Reinigungsverfahren. Expired - Lifetime DE3672872D1 (de)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
DE8686104517T DE3672872D1 (de)	1985-04-16	1986-04-02	Reinigungsverfahren.

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE19853513676 DE3513676A1 (de)	1985-04-16	1985-04-16	Reinigungsverfahren
DE19853533886 DE3533886A1 (de)	1985-04-16	1985-09-23	Reinigungsverfahren
DE8686104517T DE3672872D1 (de)	1985-04-16	1986-04-02	Reinigungsverfahren.

Publications (1)

Publication Number	Publication Date
DE3672872D1 true DE3672872D1 (de)	1990-08-30

Family

ID=25831402

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE19853533886 Withdrawn DE3533886A1 (de)	1985-04-16	1985-09-23	Reinigungsverfahren
DE8686104517T Expired - Lifetime DE3672872D1 (de)	1985-04-16	1986-04-02	Reinigungsverfahren.

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
DE19853533886 Withdrawn DE3533886A1 (de)	1985-04-16	1985-09-23	Reinigungsverfahren

Country Status (6)

Country	Link
US (1)	US4720306A (de)
EP (1)	EP0198340B1 (de)
BR (1)	BR8601684A (de)
CA (1)	CA1272433A (de)
DE (2)	DE3533886A1 (de)
ES (1)	ES8703537A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES2072555T3 (es) *	1990-10-29	1995-07-16	Westinghouse Electric Corp	Procedimiento para extraer lodos y depositos del interior de la vasija de un intercambiador de calor.
DE4308209C2 (de) *	1993-03-15	1996-12-05	Siemens Ag	Verfahren zum Entfernen von metallischem Blei
US5413168A (en) *	1993-08-13	1995-05-09	Westinghouse Electric Corporation	Cleaning method for heat exchangers
US5468303A (en) *	1994-02-25	1995-11-21	Zt Corporation	Rust, corrosion, and scale remover
DE69506605T2 (de) *	1994-03-17	1999-07-08	Calgon Corp., Pittsburgh, Pa.	Verfahren zur Kontrolle und zum Entfernen von einer Feststoffablagerung auf einer Oberfläche eines Dampferzeugungsanlagebestandteils
DE19712401C1 (de) *	1997-01-07	1998-05-20	Krupp Vdm Gmbh	Verfahren zum Reinigen und/oder Entfetten von metallischen Formstücken
FR2764364B1 (fr) *	1997-06-05	1999-09-03	Framatome Sa	Procede de nettoyage d'un generateur de vapeur d'un reacteur nucleaire refroidi par de l'eau sous pression
DE19746888C1 (de) *	1997-10-23	1999-03-04	Siemens Ag	Verfahren zur Reinigung eines Behälters
US6554006B2 (en) *	2000-12-22	2003-04-29	General Electric Company	Piping deposit removal from stator water cooling systems
US6740168B2 (en) *	2001-06-20	2004-05-25	Dominion Engineering Inc.	Scale conditioning agents
CA2562979C (en) *	2004-04-01	2014-05-20	Westinghouse Electric Company, Llc	Improved scale conditioning agents and treatment method
ATE313056T1 (de) *	2004-05-19	2005-12-15	Therm Service Fuer Kraftwerke	Verfahren zum chemischen reinigen einer gas- und dampfanlage
CN102132093B (zh) *	2007-11-30	2014-03-12	皇家飞利浦电子股份有限公司	具有清洗特征的蒸汽设备
DE102008005199B4 (de)	2008-01-18	2014-01-23	Areva Gmbh	Verfahren zur Reinigung eines Wärmetauschers
CN113186543B (zh) *	2021-04-27	2023-03-14	上海新阳半导体材料股份有限公司	一种化学机械抛光后清洗液及其制备方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2465228A (en) *	1946-05-07	1949-03-22	Westinghouse Electric Corp	Liquid treatment of contact surfaces for copper oxide rectifiers
US2567835A (en) *	1949-08-29	1951-09-11	Dow Chemical Co	Removing copper-containing incrustations from steam generators
FR1130066A (fr) *	1954-06-01	1957-01-30	Ford	Procédé de désoxydation des surfaces métalliques à base de cuivre et solution pour sa mise en oeuvre
US3000767A (en) *	1959-04-30	1961-09-19	Solvent Service Inc	Method of cleaning internal ferrous metal surfaces of steam generating equipment
US3072502A (en) *	1961-02-14	1963-01-08	Pfizer & Co C	Process for removing copper-containing iron oxide scale from metal surfaces
NL154561B (nl) *	1965-04-27	1977-09-15	Lancy Lab	Werkwijze voor het verwijderen van koper(i)oxyde en koper(ii)oxyde van een voorwerp met een oppervlak van koper of een koperlegering, werkwijze voor het bereiden van een hiervoor toe te passen beitsvloeistof en de door toepassing van deze beitswerkwijze verkregen voorwerpen.
US3627687A (en) *	1968-02-09	1971-12-14	Dow Chemical Co	Cleaning of ferrous metal surfaces
AU441037B2 (en) *	1970-06-05	1973-10-02	The Dow Chemical Company	Inservice cleaning of cooling water systems
US3686123A (en) *	1971-04-05	1972-08-22	Kurita Industrial Co Ltd	Cleaning composition
SE400575B (sv) *	1974-12-13	1978-04-03	Nordnero Ab	Bad for betning av koppar och dess legeringar
US3996062A (en) *	1975-08-28	1976-12-07	Halliburton Company	Method for removing scale from metallic substrates
JPS54117327A (en) *	1978-03-06	1979-09-12	Kurita Kasen Kk	Removing of copper and spinnel shaped scale
DE3134803A1 (de) *	1981-09-02	1983-03-17	Brown, Boveri & Cie Ag, 6800 Mannheim	"verfahren zur reinigung von hohlleitern gekuehlter elektrischer maschinen und apparate"
US4443268A (en) *	1981-11-12	1984-04-17	The Dow Chemical Company	Process for removing copper and copper oxide encrustations from ferrous surfaces
US4452643A (en) *	1983-01-12	1984-06-05	Halliburton Company	Method of removing copper and copper oxide from a ferrous metal surface
US4510018A (en) *	1984-02-21	1985-04-09	The Lea Manufacturing Company	Solution and process for treating copper and copper alloys
US4632705A (en) *	1984-03-20	1986-12-30	Westinghouse Electric Corp.	Process for the accelerated cleaning of the restricted areas of the secondary side of a steam generator
US4578162A (en) *	1984-05-29	1986-03-25	The Dow Chemical Company	Method for dissolving copper in the presence of iron
US4600443A (en) *	1984-10-01	1986-07-15	Kennecott Corporation	Process for removing surface oxides from a copper-base alloy
US4586961A (en) *	1985-02-15	1986-05-06	Halliburton Company	Methods and compositions for removing copper and copper oxides from surfaces

1985
- 1985-09-23 DE DE19853533886 patent/DE3533886A1/de not_active Withdrawn
1986
- 1986-04-02 DE DE8686104517T patent/DE3672872D1/de not_active Expired - Lifetime
- 1986-04-02 EP EP86104517A patent/EP0198340B1/de not_active Expired - Lifetime
- 1986-04-14 CA CA000506599A patent/CA1272433A/en not_active Expired - Lifetime
- 1986-04-15 US US06/852,131 patent/US4720306A/en not_active Expired - Lifetime
- 1986-04-15 ES ES553990A patent/ES8703537A1/es not_active Expired
- 1986-04-15 BR BR8601684A patent/BR8601684A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
US4720306A (en)	1988-01-19
CA1272433A (en)	1990-08-07
ES553990A0 (es)	1987-02-16
BR8601684A (pt)	1986-12-16
EP0198340B1 (de)	1990-07-25
DE3533886A1 (de)	1987-03-26
ES8703537A1 (es)	1987-02-16
EP0198340A1 (de)	1986-10-22

Publication	Publication Date	Title
DE3677710D1 (de)	1991-04-04	Cefuroximaxetil-dragee.
FI860505A0 (fi)	1986-02-04	Dihydro- och tetrahydrokinolinderivat.
ATE55980T1 (de)	1990-09-15	2-hydroxy-3-phenoxypropylamine.
DE3681403D1 (de)	1991-10-17	Reinigungsmittel.
ATE50243T1 (de)	1990-02-15	Fluorbenzylester.
DE3677909D1 (de)	1991-04-11	Enzymhaltige fluessige reinigungsmittel.
DE3684809D1 (de)	1992-05-21	Reinigungsmittel.
DE3683474D1 (de)	1992-02-27	Numerisierungsverfahren.
DE3676026D1 (de)	1991-01-17	Terpolymerisate.
DE3672872D1 (de)	1990-08-30	Reinigungsverfahren.
FI861456A0 (fi)	1986-04-04	Strykanordning.
FI864634A0 (fi)	1986-11-14	Flytande diskmedel foer diskning foer hand i kallt vatten.
DE3678182D1 (de)	1991-04-25	Perfluorpolycycloalkane.
NO861872L (no)	1986-11-14	Rensepreparat.
DE3677472D1 (de)	1991-03-14	Blockierverhinderer.
DE3680692D1 (de)	1991-09-12	Kreisel.
FI860730A0 (fi)	1986-02-19	Beskiktningsanordning.
FI872012A7 (fi)	1987-05-06	Puhdistusmenetelmä.
DE3668544D1 (de)	1990-03-08	Geschirrspuelmaschine.
NO862519D0 (no)	1986-06-23	Hydrokarbonrensing.
DE3681759D1 (de)	1991-11-07	Abschreckverfahren.
FI861233A0 (fi)	1986-03-24	Efterbehandlad prostetisk anordning.
NO873523L (no)	1987-08-20	Slagverktoey.
FI853804L (fi)	1987-04-03	Stroemningsregulator.
NO862407L (no)	1986-12-19	Hydrokarbonrensing.

Legal Events

Date	Code	Title	Description
1991-08-22	8364	No opposition during term of opposition
2001-12-20	8327	Change in the person/name/address of the patent owner	Owner name: FRAMATOME ANP GMBH, 91058 ERLANGEN, DE