SE8204843L - Reningsforfarande - Google Patents

Reningsforfarande

Info

Publication number
SE8204843L
SE8204843L SE8204843A SE8204843A SE8204843L SE 8204843 L SE8204843 L SE 8204843L SE 8204843 A SE8204843 A SE 8204843A SE 8204843 A SE8204843 A SE 8204843A SE 8204843 L SE8204843 L SE 8204843L
Authority
SE
Sweden
Prior art keywords
metal
purification process
glass
chelant
passivation
Prior art date
Application number
SE8204843A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Other versions
SE8204843D0 (sv
Inventor
D L Blumen
R W Reid
Original Assignee
Dearborn Chemicals Co
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 Dearborn Chemicals Co filed Critical Dearborn Chemicals Co
Publication of SE8204843D0 publication Critical patent/SE8204843D0/xx
Publication of SE8204843L publication Critical patent/SE8204843L/

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • 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
    • C23G1/19—Iron or steel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
SE8204843A 1982-01-18 1982-08-24 Reningsforfarande SE8204843L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34023182A 1982-01-18 1982-01-18

Publications (2)

Publication Number Publication Date
SE8204843D0 SE8204843D0 (sv) 1982-08-24
SE8204843L true SE8204843L (sv) 1983-07-19

Family

ID=23332438

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8204843A SE8204843L (sv) 1982-01-18 1982-08-24 Reningsforfarande

Country Status (8)

Country Link
JP (1) JPS58123000A (it)
CA (1) CA1199550A (it)
DE (1) DE3232263A1 (it)
ES (1) ES8402884A1 (it)
FR (1) FR2521159B1 (it)
GB (1) GB2113254B (it)
IT (1) IT1157343B (it)
SE (1) SE8204843L (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3377642D1 (en) * 1983-04-12 1988-09-15 Chemed Corp Method of removing scale
US4726907A (en) * 1983-08-10 1988-02-23 Nuclear Technology Corp Hydrazides of amino-polyacetic acids as chelants
US4775491A (en) * 1983-08-10 1988-10-04 Nuclear Technology Corp. Hydrazides of amino-polyacetic acids as chelants
US4708805A (en) * 1986-11-24 1987-11-24 Muhala Thomas F D Barium sulfate removal and anti-deposition compositions and process of use therefor
DE3771859D1 (de) * 1986-12-01 1991-09-05 Siemens Ag Verfahren zum reinigen eines behaelters.
US5264041A (en) * 1986-12-01 1993-11-23 Siemens Aktiengesellschaft Method for cleaning a vessel
EP0299166A1 (en) * 1987-07-17 1989-01-18 Mitsubishi Jukogyo Kabushiki Kaisha Method for removing scale on inner surfaces of boiler tube members
GB9000028D0 (en) * 1990-01-02 1990-03-07 Shell Int Research Cleaning of equipment used in a liquid phase oxidation process
US5575858A (en) * 1994-05-02 1996-11-19 United Technologies Corporation Effective cleaning method for turbine airfoils
JP2007020402A (ja) * 2005-07-12 2007-02-01 Nitto Shokuhin Kk 納豆の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1076979A (en) * 1963-08-13 1967-07-26 William Russell Tedeschi Surface treating composition
AT281541B (de) * 1966-08-02 1970-05-25 Beratherm Ag Verfahren zum Beizen von metallischen Innenflächen geschlossener Gefäße
US3522093A (en) * 1967-02-27 1970-07-28 Chem Cleaning & Equipment Serv Processes of cleaning and passivating reactor equipment

Also Published As

Publication number Publication date
DE3232263A1 (de) 1983-07-28
FR2521159A1 (fr) 1983-08-12
FR2521159B1 (fr) 1987-04-03
ES519043A0 (es) 1984-03-01
GB2113254B (en) 1985-09-11
GB2113254A (en) 1983-08-03
JPS58123000A (ja) 1983-07-21
CA1199550A (en) 1986-01-21
GB8301192D0 (en) 1983-02-16
SE8204843D0 (sv) 1982-08-24
IT8224722A0 (it) 1982-12-14
ES8402884A1 (es) 1984-03-01
IT1157343B (it) 1987-02-11

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