FR2177468B1 - - Google Patents

Info

Publication number
FR2177468B1
FR2177468B1 FR7204470A FR7204470A FR2177468B1 FR 2177468 B1 FR2177468 B1 FR 2177468B1 FR 7204470 A FR7204470 A FR 7204470A FR 7204470 A FR7204470 A FR 7204470A FR 2177468 B1 FR2177468 B1 FR 2177468B1
Authority
FR
France
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
Application number
FR7204470A
Other languages
French (fr)
Other versions
FR2177468A1 (en
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.)
PARKER STE CONTINENTALE FR
Original Assignee
PARKER STE CONTINENTALE FR
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
Priority to BE794336D priority Critical patent/BE794336A/xx
Application filed by PARKER STE CONTINENTALE FR filed Critical PARKER STE CONTINENTALE FR
Priority to FR7204470A priority patent/FR2177468A1/fr
Publication of FR2177468A1 publication Critical patent/FR2177468A1/fr
Application granted granted Critical
Publication of FR2177468B1 publication Critical patent/FR2177468B1/fr
Priority to ES411443A priority patent/ES411443A1/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5272—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using specific organic precipitants
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/16—Regeneration of process solutions
    • C25D21/18—Regeneration of process solutions of electrolytes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Paints Or Removers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7204470A 1972-02-10 1972-02-10 Aliphatic perfluoro carboxylic acids prepn - used as surface agents Granted FR2177468A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE794336D BE794336A (fr) 1972-02-10 Procede de purification de bains de revetement metallique
FR7204470A FR2177468A1 (en) 1972-02-10 1972-02-10 Aliphatic perfluoro carboxylic acids prepn - used as surface agents
ES411443A ES411443A1 (es) 1972-02-10 1975-02-09 Procedimiento de purificacion de banos de revestimiento me-talico.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7204470A FR2177468A1 (en) 1972-02-10 1972-02-10 Aliphatic perfluoro carboxylic acids prepn - used as surface agents

Publications (2)

Publication Number Publication Date
FR2177468A1 FR2177468A1 (en) 1973-11-09
FR2177468B1 true FR2177468B1 (enrdf_load_html_response) 1974-08-30

Family

ID=9093283

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7204470A Granted FR2177468A1 (en) 1972-02-10 1972-02-10 Aliphatic perfluoro carboxylic acids prepn - used as surface agents

Country Status (3)

Country Link
BE (1) BE794336A (enrdf_load_html_response)
ES (1) ES411443A1 (enrdf_load_html_response)
FR (1) FR2177468A1 (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU542415B2 (en) * 1982-07-29 1985-02-21 Occidental Chemical Corp. Purifying trivalent chromium electroplating baths with dialkyl dithiocarbamates
NL8300446A (nl) * 1983-02-05 1984-09-03 Unie Van Kunstmestfab Bv Werkwijze voor het verwijderen van zware metalen uit waterige media.
DE3703922A1 (de) * 1987-02-09 1988-08-18 Sonnenschein Accumulatoren Verfahren zum entfernen von schwermetallen aus boeden

Also Published As

Publication number Publication date
FR2177468A1 (en) 1973-11-09
ES411443A1 (es) 1976-03-16
BE794336A (fr) 1973-05-16

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Legal Events

Date Code Title Description
ST Notification of lapse