JPS59143100A - 硝酸ナトリウム系電解液を用いた電気化学的研摩方法及び装置 - Google Patents

硝酸ナトリウム系電解液を用いた電気化学的研摩方法及び装置

Info

Publication number
JPS59143100A
JPS59143100A JP59004224A JP422484A JPS59143100A JP S59143100 A JPS59143100 A JP S59143100A JP 59004224 A JP59004224 A JP 59004224A JP 422484 A JP422484 A JP 422484A JP S59143100 A JPS59143100 A JP S59143100A
Authority
JP
Japan
Prior art keywords
electrolyte
polishing
station
ozone
nitrite
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.)
Granted
Application number
JP59004224A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6229520B2 (OSRAM
Inventor
ホルスト・リンドナ−
ペ−タ−・ウ−フエル
クラウス・ヘツク
ゲルハルト・シユメガ−
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.)
Audi AG
Original Assignee
Audi NSU Auto Union AG
Audi AG
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 Audi NSU Auto Union AG, Audi AG filed Critical Audi NSU Auto Union AG
Publication of JPS59143100A publication Critical patent/JPS59143100A/ja
Publication of JPS6229520B2 publication Critical patent/JPS6229520B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/10—Supply or regeneration of working media
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S204/00—Chemistry: electrical and wave energy
    • Y10S204/13—Purification and treatment of electroplating baths and plating wastes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Treatment Of Sludge (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
JP59004224A 1983-02-03 1984-01-12 硝酸ナトリウム系電解液を用いた電気化学的研摩方法及び装置 Granted JPS59143100A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3303585A DE3303585C1 (de) 1983-02-03 1983-02-03 Verfahren und Vorrichtung zum Behandeln von Natrium-Nitrat haltigen Elektrolyten beim elektrochemischen Abtragen
DE3303585.7 1983-02-03

Publications (2)

Publication Number Publication Date
JPS59143100A true JPS59143100A (ja) 1984-08-16
JPS6229520B2 JPS6229520B2 (OSRAM) 1987-06-26

Family

ID=6189903

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59004224A Granted JPS59143100A (ja) 1983-02-03 1984-01-12 硝酸ナトリウム系電解液を用いた電気化学的研摩方法及び装置

Country Status (6)

Country Link
US (1) US4504370A (OSRAM)
EP (1) EP0115793B1 (OSRAM)
JP (1) JPS59143100A (OSRAM)
CA (1) CA1230845A (OSRAM)
DE (2) DE3303585C1 (OSRAM)
ES (1) ES8501812A1 (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3542820A1 (de) * 1985-12-04 1987-06-11 Aeg Elotherm Gmbh Verfahren zur regeneration und entgiftung von elektrolyten der elektrochemischen metallbearbeitung
DE3806378C1 (en) * 1988-02-29 1989-07-20 Audi Ag, 8070 Ingolstadt, De Process and appliance for treating ozone-containing, turbid liquids
US5128010A (en) * 1990-08-28 1992-07-07 Liangcai Ye Apparatus for electrical machining
JPH05506207A (ja) * 1991-02-04 1993-09-16 イーストマン コダック カンパニー 硝酸銀溶液からの亜硝酸塩の除去方法
US5320505A (en) * 1993-03-04 1994-06-14 Tecumseh Products Company Electrochemical machining of scroll wraps
US6110351A (en) * 1998-10-15 2000-08-29 University Of Hawaii Method of electrochemical machining (ECM) of particulate metal-matrix composites (MMcs)
GB2352993B (en) * 1999-08-10 2003-12-24 Clive Alan Francis Blade sharpener
AU2000238151A1 (en) * 2000-03-28 2001-10-08 Sck.Cen Method and apparatus for reducing an electrolyte containing nitric acid
DE102019200832A1 (de) 2019-01-24 2020-07-30 MTU Aero Engines AG VERFAHREN ZUM ENTFERNEN VON Cr(VI)-IONEN AUS EINER WÄSSRIGEN ELEKTROLYTLÖSUNG

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5112342A (OSRAM) * 1974-07-22 1976-01-30 Hitachi Ltd
JPS5116244A (en) * 1974-07-31 1976-02-09 Hitachi Ltd Kinzokuno yokaishorihoho oyobi sonosochi

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU458413A1 (ru) * 1973-04-06 1975-01-30 Предприятие П/Я А-7119 Электролит дл электрохимической обработки металлов
US3994790A (en) * 1974-02-15 1976-11-30 Inoue-Japan Research Inc. Method of treating a waste gas
JPS51136362A (en) * 1975-05-21 1976-11-25 Mitsubishi Electric Corp Method of treating discharge sludge from electrolytic working into non polluting substance
FR2381595A1 (fr) * 1977-02-24 1978-09-22 Centre Techn Ind Mecanique Procede d'usinage electrochimique

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5112342A (OSRAM) * 1974-07-22 1976-01-30 Hitachi Ltd
JPS5116244A (en) * 1974-07-31 1976-02-09 Hitachi Ltd Kinzokuno yokaishorihoho oyobi sonosochi

Also Published As

Publication number Publication date
CA1230845A (en) 1987-12-29
EP0115793A1 (de) 1984-08-15
JPS6229520B2 (OSRAM) 1987-06-26
DE3460435D1 (en) 1986-09-18
US4504370A (en) 1985-03-12
DE3303585C1 (de) 1984-02-09
EP0115793B1 (de) 1986-08-13
ES528212A0 (es) 1984-12-16
ES8501812A1 (es) 1984-12-16

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