IT9067884A0 - DEVICE FOR THE REGENERATION OF AN ACID ATTACK SOLUTION - Google Patents

DEVICE FOR THE REGENERATION OF AN ACID ATTACK SOLUTION

Info

Publication number
IT9067884A0
IT9067884A0 IT9067884A IT6788490A IT9067884A0 IT 9067884 A0 IT9067884 A0 IT 9067884A0 IT 9067884 A IT9067884 A IT 9067884A IT 6788490 A IT6788490 A IT 6788490A IT 9067884 A0 IT9067884 A0 IT 9067884A0
Authority
IT
Italy
Prior art keywords
regeneration
acid attack
attack solution
solution
acid
Prior art date
Application number
IT9067884A
Other languages
Italian (it)
Other versions
IT1241008B (en
IT9067884A1 (en
Inventor
Bernd Hartmann
Original Assignee
Kolbe & Co Hans
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 Kolbe & Co Hans filed Critical Kolbe & Co Hans
Publication of IT9067884A0 publication Critical patent/IT9067884A0/en
Publication of IT9067884A1 publication Critical patent/IT9067884A1/en
Application granted granted Critical
Publication of IT1241008B publication Critical patent/IT1241008B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/46—Regeneration of etching compositions
    • 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)
  • Metallurgy (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Saccharide Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT67884A 1989-11-10 1990-11-09 DEVICE FOR THE REGENERATION OF A SOLUTION FOR ACID ATTACK IT1241008B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3937391A DE3937391A1 (en) 1989-11-10 1989-11-10 DEVICE FOR REGENERATING EQUET SOLUTION

Publications (3)

Publication Number Publication Date
IT9067884A0 true IT9067884A0 (en) 1990-11-09
IT9067884A1 IT9067884A1 (en) 1991-05-11
IT1241008B IT1241008B (en) 1993-12-27

Family

ID=6393231

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67884A IT1241008B (en) 1989-11-10 1990-11-09 DEVICE FOR THE REGENERATION OF A SOLUTION FOR ACID ATTACK

Country Status (3)

Country Link
DE (1) DE3937391A1 (en)
GB (1) GB2237818A (en)
IT (1) IT1241008B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4402788A1 (en) * 1994-01-31 1995-08-10 Emil Krechen Industrievertretu Process for removing metals
EP0674026B1 (en) * 1994-03-25 2004-07-14 NEC Electronics Corporation Electrolytic processing apparatus
DE69533245D1 (en) * 1994-03-25 2004-08-19 Nec Electronics Corp Electrolytic treatment device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL132272C (en) * 1961-06-19
DE1521993B1 (en) * 1966-04-04 1970-02-19 Siemens Ag Process for regenerating a chromic acid solution for etching copper
GB1273978A (en) * 1968-07-08 1972-05-10 Nat Res Dev Improvements in or relating to electrolytic deposition of metals
FR2031706A5 (en) * 1969-02-04 1970-11-20 Louyot Comptoir Lyon Alemand
GB1510304A (en) * 1975-05-02 1978-05-10 Photographic Silver Recovery Electrolytic regeneration of used photographic and like processing solutions
US4118295A (en) * 1976-04-20 1978-10-03 Dart Industries Inc. Regeneration of plastic etchants
GB1538019A (en) * 1976-12-20 1979-01-10 Fiat Spa Electrolytic deposition installation including an electrodialytic recovery system
US4468305A (en) * 1979-05-08 1984-08-28 The Electricity Council Method for the electrolytic regeneration of etchants for metals
GB2067598A (en) * 1980-01-17 1981-07-30 Photographic Silver Recovery Electrolytic recovery of silver

Also Published As

Publication number Publication date
DE3937391A1 (en) 1991-05-16
IT1241008B (en) 1993-12-27
GB2237818A (en) 1991-05-15
IT9067884A1 (en) 1991-05-11
GB9024439D0 (en) 1991-01-02

Similar Documents

Publication Publication Date Title
IT1199837B (en) METHODS FOR THE PREPARATION OF DRESSINGS
IT8519847A0 (en) PROCESS FOR THE PREPARATION OF FLUOROXY-HALO COMPOUNDS.
IT8620757A0 (en) PROCESS FOR THE SELECTIVE REMOVAL OF HYDRULUS ACID.
IT1191632B (en) PROCESS FOR THE PREPARATION OF (2,2) -PARACIOLOFANO
IT8867698A0 (en) METHOD FOR THE STABILIZATION OF ISOTHIAZOLINONES
IT8547786A1 (en) PROCEDURE FOR OBTAINING CEPHTAZIDIME FROM AN AQUEOUS SOLUTION
IT1217608B (en) PROCESS FOR THE PREPARATION OF EPOXY
IT1229522B (en) PROCEDURE FOR THE PREPARATION OF ACID N PHOSPHONOMETYLIMINODIACETIC.
IT1196499B (en) PROCESS PERFECTED FOR THE PREPARATION OF BORICA DIOXIDE
IT9067884A0 (en) DEVICE FOR THE REGENERATION OF AN ACID ATTACK SOLUTION
IT1186782B (en) PROCESS FOR THE PREPARATION OF PHENYLPROPANONS
IT1186708B (en) PROCESS FOR THE PREPARATION OF 2-PERFLUOROPROPOSSI-PERFLUOROPROPIO NILFLUORURO
IT1223716B (en) PROCEDURE TO CAUSE AN EMULSION TO BREAK
IT1168987B (en) SYSTEM FOR THE MANAGEMENT OF STRIKING BLOCKS
IT1241025B (en) PROCEDURE FOR THE PURIFICATION OF NICKELING BATHS.
IT1231506B (en) PROCEDURE FOR THE PURIFICATION OF POLIETERI POLIOLI.
IT8620575A1 (en) PROCESS FOR THE PREPARATION OF ALKYLTERBUTYL ETHERS
IT8720230A0 (en) PROCESS FOR THE PREPARATION OF 1-ALKYL-3-CARBOXY-4-CINNOLONES.
IT8921175A0 (en) PROCEDURE FOR THE PREPARATION OF METHOXYACETIC ACID.
IT1229208B (en) PROCESS FOR THE PREPARATION OF TAUROURSODESOXICOLIC ACID.
IT1235783B (en) PROCESS FOR THE PREPARATION OF ACETIC ACID
IT8822988A0 (en) PROCEDURE FOR THE TREATMENT OF EXTINUED SULFURIC ACID
IT8319029A0 (en) PROCESS FOR THE PREPARATION OF ANTHRAQUINONDISULFONIC ACIDS.
IT1170000B (en) PROCESS FOR THE PREPARATION OF ALCHIL-NAFTILETERI
IT1164177B (en) PROCESS FOR THE PREPARATION OF ALPHA-KETO-ACIDS

Legal Events

Date Code Title Description
0001 Granted