CH399123A - Process for the cleaning treatment of system parts made of rust-forming materials - Google Patents

Process for the cleaning treatment of system parts made of rust-forming materials

Info

Publication number
CH399123A
CH399123A CH5770258A CH5770258A CH399123A CH 399123 A CH399123 A CH 399123A CH 5770258 A CH5770258 A CH 5770258A CH 5770258 A CH5770258 A CH 5770258A CH 399123 A CH399123 A CH 399123A
Authority
CH
Switzerland
Prior art keywords
rust
cleaning treatment
forming materials
parts made
system parts
Prior art date
Application number
CH5770258A
Other languages
German (de)
Inventor
Guenther Dipl-Chem Heitma Hans
Ziehl Wilfried
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
Priority claimed from DES53981A external-priority patent/DE1133960B/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of CH399123A publication Critical patent/CH399123A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
    • C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
    • C23G1/061—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors nitrogen-containing compounds
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • C23G1/086—Iron or steel solutions containing HF

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
CH5770258A 1957-04-06 1958-03-29 Process for the cleaning treatment of system parts made of rust-forming materials CH399123A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DES53033A DE1107046B (en) 1957-04-06 1957-04-06 Process for removing rust from objects and systems made of iron and / or steel, in particular for cleaning boiler systems and arrangement for carrying out the process
DES53981A DE1133960B (en) 1957-06-22 1957-06-22 Modification of the process for derusting objects and systems made of iron and / or steel, in particular pipe systems and boiler systems, into a process for simultaneous derusting and silica removal

Publications (1)

Publication Number Publication Date
CH399123A true CH399123A (en) 1966-03-31

Family

ID=25995373

Family Applications (1)

Application Number Title Priority Date Filing Date
CH5770258A CH399123A (en) 1957-04-06 1958-03-29 Process for the cleaning treatment of system parts made of rust-forming materials

Country Status (5)

Country Link
CH (1) CH399123A (en)
DE (1) DE1107046B (en)
FR (1) FR1197830A (en)
GB (1) GB877240A (en)
SE (1) SE322392B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE32661E (en) * 1974-02-14 1988-05-03 Amchem Products, Inc. Cleaning aluminum at low temperatures
USRE31198E (en) 1974-02-14 1983-04-05 Amchem Products, Inc. Method for cleaning aluminum at low temperatures
US4174269A (en) * 1978-06-21 1979-11-13 Ppg Industries, Inc. Method of treating electrodes
GB2499000A (en) * 2012-02-02 2013-08-07 Henkel Ag & Co Kgaa Aqueous acidic pickling solution with hydroxylamine accelerators

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1719650A (en) * 1929-07-02 George b
US1719167A (en) * 1927-01-11 1929-07-02 Vanderbilt Co R T Cleaning of metals, etc.
US1723923A (en) * 1928-03-14 1929-08-06 Carbide & Carbon Chem Corp Inhibitor
US2700004A (en) * 1953-07-15 1955-01-18 Cleveland Ind Res Inc Method of pickling iron and recovering pickling agent
US2769735A (en) * 1954-09-29 1956-11-06 Cleveland Ind Res Inc Method of pickling iron and recovering pickling agent
DE944339C (en) * 1955-04-26 1956-06-14 Bayer Ag Corrosion protection for antifreeze fluids and circulating coolants for internal combustion engines

Also Published As

Publication number Publication date
DE1107046B (en) 1961-05-18
SE322392B (en) 1970-04-06
FR1197830A (en) 1959-12-03
GB877240A (en) 1961-09-13

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