FI941216A0 - cleaning method - Google Patents

cleaning method

Info

Publication number
FI941216A0
FI941216A0 FI941216A FI941216A FI941216A0 FI 941216 A0 FI941216 A0 FI 941216A0 FI 941216 A FI941216 A FI 941216A FI 941216 A FI941216 A FI 941216A FI 941216 A0 FI941216 A0 FI 941216A0
Authority
FI
Finland
Prior art keywords
cleaning method
cleaning
Prior art date
Application number
FI941216A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI941216A (en
Inventor
Detlef Kokemueller
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of FI941216A0 publication Critical patent/FI941216A0/en
Publication of FI941216A publication Critical patent/FI941216A/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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/001—Decontamination of contaminated objects, apparatus, clothes, food; Preventing contamination thereof
    • G21F9/002—Decontamination of the surface of objects with chemical or electrochemical processes
    • G21F9/004—Decontamination of the surface of objects with chemical or electrochemical processes of metallic surfaces
FI941216A 1993-03-15 1994-03-15 purification method FI941216A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4308209A DE4308209C2 (en) 1993-03-15 1993-03-15 Process for removing metallic lead

Publications (2)

Publication Number Publication Date
FI941216A0 true FI941216A0 (en) 1994-03-15
FI941216A FI941216A (en) 1994-09-16

Family

ID=6482853

Family Applications (1)

Application Number Title Priority Date Filing Date
FI941216A FI941216A (en) 1993-03-15 1994-03-15 purification method

Country Status (7)

Country Link
EP (1) EP0616051B1 (en)
JP (1) JPH06322567A (en)
BR (1) BR9401146A (en)
CA (1) CA2118829A1 (en)
DE (2) DE4308209C2 (en)
ES (1) ES2102082T3 (en)
FI (1) FI941216A (en)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB988129A (en) * 1962-11-01 1965-04-07 Bendix Corp Composition for removing finishing compounds from metal surfaces
FR1373143A (en) * 1963-08-10 1964-09-25 Soceti Soc Civ Ile D Etudes Te Process and product for pickling articles of ordinary steel
NL149551B (en) * 1964-08-04 1976-05-17 Dow Chemical Co METHOD FOR CLEANING AND PASSIVING IRON-CONTAINING METAL SURFACES ON WHICH METALLIC COPPER HAS BEEN DEPOSITED.
US3664870A (en) * 1969-10-29 1972-05-23 Nalco Chemical Co Removal and separation of metallic oxide scale
US4287002A (en) * 1979-04-09 1981-09-01 Atomic Energy Of Canada Ltd. Nuclear reactor decontamination
US4443268A (en) * 1981-11-12 1984-04-17 The Dow Chemical Company Process for removing copper and copper oxide encrustations from ferrous surfaces
US4578162A (en) * 1984-05-29 1986-03-25 The Dow Chemical Company Method for dissolving copper in the presence of iron
US4540443A (en) * 1984-06-15 1985-09-10 Union Carbide Corporation Cooling system cleaning composition
DE3533886A1 (en) * 1985-04-16 1987-03-26 Kraftwerk Union Ag CLEANING PROCEDURE
ES2023397B3 (en) * 1986-12-01 1992-01-16 Siemens Ag PROCEDURE FOR CLEANING A CONTAINER.
US5071582A (en) * 1990-08-06 1991-12-10 Basf Corporation Coolant system cleaning solutions having silicate or siliconate-based corrosion inhibitors
EP0470553B1 (en) * 1990-08-06 1994-04-06 Basf Corporation Cooling system cleaning solutions
JPH04263874A (en) * 1991-02-18 1992-09-18 Jgc Corp Method for cleaning soil contaminated with heavy metal

Also Published As

Publication number Publication date
DE4308209A1 (en) 1994-09-22
BR9401146A (en) 1994-10-25
EP0616051A1 (en) 1994-09-21
DE4308209C2 (en) 1996-12-05
CA2118829A1 (en) 1994-09-16
DE59402793D1 (en) 1997-06-26
EP0616051B1 (en) 1997-05-21
ES2102082T3 (en) 1997-07-16
JPH06322567A (en) 1994-11-22
FI941216A (en) 1994-09-16

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Legal Events

Date Code Title Description
FD Application lapsed