ES2129268T3 - Procedimiento para la desmetalizacion de baños de acidez elevada y utilizacion de dicho procedimiento en la pulimentacion electrolitica de superficies de acero especial. - Google Patents

Procedimiento para la desmetalizacion de baños de acidez elevada y utilizacion de dicho procedimiento en la pulimentacion electrolitica de superficies de acero especial.

Info

Publication number
ES2129268T3
ES2129268T3 ES96921930T ES96921930T ES2129268T3 ES 2129268 T3 ES2129268 T3 ES 2129268T3 ES 96921930 T ES96921930 T ES 96921930T ES 96921930 T ES96921930 T ES 96921930T ES 2129268 T3 ES2129268 T3 ES 2129268T3
Authority
ES
Spain
Prior art keywords
procedure
pct
steel surfaces
demetalization
baths
Prior art date
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
ES96921930T
Other languages
English (en)
Inventor
Razmik Abedian
Olaf Bohme
Siegfrie Piesslinger-Schweiger
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.)
Poligrat GmbH
Original Assignee
Poligrat GmbH
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.)
Filing date
Publication date
Application filed by Poligrat GmbH filed Critical Poligrat GmbH
Application granted granted Critical
Publication of ES2129268T3 publication Critical patent/ES2129268T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
    • C25F7/02—Regeneration of process liquids

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)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • ing And Chemical Polishing (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

LA INVENCION TRATA DE UN PROCEDIMIENTO PARA LA DESMETALIZACION DE BAÑOS ALTAMENTE ACIDOS BASADOS EN ACIDO FOSFORICO Y ACIDO SULFURICO, ASI COMO DE UN PROCEDIMIENTO PARA EL PULIMENTADO ELECTROLITICO DE SUPERFICIES DE ACERO INOXIDABLE. LA REDUCCION ELECTROLITICA SEPARADA DE FE(III) A FE(II) Y LA SUBSIGUIENTE SEPARACION DE LAS SUSTANCIAS PRECIPITADAS, PERMITE UNA REGENERACION DE LAS COMPOSICIONES ELECTROLITICAS USADAS PARA EL PULIMENTADO ELECTROLITICO.
ES96921930T 1995-06-09 1996-06-04 Procedimiento para la desmetalizacion de baños de acidez elevada y utilizacion de dicho procedimiento en la pulimentacion electrolitica de superficies de acero especial. Expired - Lifetime ES2129268T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19521132A DE19521132C1 (de) 1995-06-09 1995-06-09 Verfahren zum Entmetallisieren von hochsauren Bädern und Verwendung dieses Verfahrens beim Elektropolieren von Edelstahloberflächen

Publications (1)

Publication Number Publication Date
ES2129268T3 true ES2129268T3 (es) 1999-06-01

Family

ID=7764051

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96921930T Expired - Lifetime ES2129268T3 (es) 1995-06-09 1996-06-04 Procedimiento para la desmetalizacion de baños de acidez elevada y utilizacion de dicho procedimiento en la pulimentacion electrolitica de superficies de acero especial.

Country Status (11)

Country Link
US (1) US5882500A (es)
EP (1) EP0832315B1 (es)
JP (1) JP2000512685A (es)
AT (1) ATE178106T1 (es)
AU (1) AU6300596A (es)
CA (1) CA2226367A1 (es)
CZ (1) CZ396197A3 (es)
DE (2) DE19521132C1 (es)
ES (1) ES2129268T3 (es)
TW (1) TW358831B (es)
WO (1) WO1996041905A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0931860A1 (en) * 1997-12-31 1999-07-28 Otomec S.r.l. Apparatus for electrically treating ferrous and non ferrous metal wires
US6428683B1 (en) * 2000-12-15 2002-08-06 United Technologies Corporation Feedback controlled airfoil stripping system with integrated water management and acid recycling system
CN103361660A (zh) * 2012-03-27 2013-10-23 中国科学院大连化学物理研究所 一种质子交换膜燃料电池不锈钢双极板前处理方法
US9057272B2 (en) * 2012-06-29 2015-06-16 United Technologies Corporation Protective polishing mask
WO2016030506A1 (de) * 2014-08-29 2016-03-03 Poligrat Gmbh Elektrolyt zum polieren von edelstählen, enthaltend eine pyridincarbonsäure
US20170088971A1 (en) * 2015-09-30 2017-03-30 Macdermid Acumen, Inc. Treatment of Etch Baths

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3206538C2 (de) * 1982-02-24 1984-04-12 Keramchemie GmbH, 5433 Siershahn Verfahren zur elektrolytischen Regenerierung von verbrauchter Schwefelsäure-Beizflüssigkeit
DE3343396A1 (de) * 1983-11-30 1985-06-05 Kraftwerk Union AG, 4330 Mülheim Verfahren zum dekontaminieren metallischer komponenten einer kerntechnischen anlage
DE4218915A1 (de) * 1992-06-10 1993-12-16 Heraeus Elektrochemie Verfahren und Vorrichtung zur Regenerierung einer Metallionen und Schwefelsäure enthaltenden wäßrigen Lösung sowie Verwendung

Also Published As

Publication number Publication date
CZ396197A3 (cs) 1998-06-17
TW358831B (en) 1999-05-21
ATE178106T1 (de) 1999-04-15
WO1996041905A1 (de) 1996-12-27
DE19521132C1 (de) 1996-10-17
DE59601506D1 (de) 1999-04-29
JP2000512685A (ja) 2000-09-26
EP0832315B1 (de) 1999-03-24
AU6300596A (en) 1997-01-09
CA2226367A1 (en) 1996-12-27
US5882500A (en) 1999-03-16
EP0832315A1 (de) 1998-04-01

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