IT1157343B - CLEANING PROCEDURE - Google Patents

CLEANING PROCEDURE

Info

Publication number
IT1157343B
IT1157343B IT24722/82A IT2472282A IT1157343B IT 1157343 B IT1157343 B IT 1157343B IT 24722/82 A IT24722/82 A IT 24722/82A IT 2472282 A IT2472282 A IT 2472282A IT 1157343 B IT1157343 B IT 1157343B
Authority
IT
Italy
Prior art keywords
cleaning procedure
cleaning
procedure
Prior art date
Application number
IT24722/82A
Other languages
Italian (it)
Other versions
IT8224722A0 (en
Inventor
Daniel L Blumen
Robert 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 IT8224722A0 publication Critical patent/IT8224722A0/en
Application granted granted Critical
Publication of IT1157343B publication Critical patent/IT1157343B/en

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)
IT24722/82A 1982-01-18 1982-12-14 CLEANING PROCEDURE IT1157343B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
IT8224722A0 IT8224722A0 (en) 1982-12-14
IT1157343B true IT1157343B (en) 1987-02-11

Family

ID=23332438

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24722/82A IT1157343B (en) 1982-01-18 1982-12-14 CLEANING PROCEDURE

Country Status (8)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU563415B2 (en) * 1983-04-12 1987-07-09 Diversey Corporation Descaling heat exchangers with polyacrylate solution
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 (en) * 1986-12-01 1991-09-05 Siemens Ag METHOD FOR CLEANING A CONTAINER.
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 (en) * 2005-07-12 2007-02-01 Nitto Shokuhin Kk Method for producing fermented soybean

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 (en) * 1966-08-02 1970-05-25 Beratherm Ag Process for pickling metallic inner surfaces of closed vessels
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
FR2521159B1 (en) 1987-04-03
FR2521159A1 (en) 1983-08-12
IT8224722A0 (en) 1982-12-14
SE8204843L (en) 1983-07-19
DE3232263A1 (en) 1983-07-28
JPS58123000A (en) 1983-07-21
CA1199550A (en) 1986-01-21
ES519043A0 (en) 1984-03-01
ES8402884A1 (en) 1984-03-01
GB2113254B (en) 1985-09-11
GB8301192D0 (en) 1983-02-16
GB2113254A (en) 1983-08-03
SE8204843D0 (en) 1982-08-24

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