GB1296849A - - Google Patents

Info

Publication number
GB1296849A
GB1296849A GB1296849DA GB1296849A GB 1296849 A GB1296849 A GB 1296849A GB 1296849D A GB1296849D A GB 1296849DA GB 1296849 A GB1296849 A GB 1296849A
Authority
GB
United Kingdom
Prior art keywords
nov
iron
wire
steel
melt
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.)
Expired
Application number
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 filed Critical
Publication of GB1296849A publication Critical patent/GB1296849A/en
Expired legal-status Critical Current

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
    • C23G1/28—Cleaning or pickling metallic material with solutions or molten salts with molten salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)

Abstract

1296849 Descaling and heat-treatment of iron and steel DEUTSCHE GOLD-UND SILBERSCHEIDEANSTALT 27 Nov 1969 [30 Nov 1968] 58086/69 Addition to 1205478 Headings C7E and C7N The process of the parent Specification is applied to the patenting of wire or bands of iron or steel by ensuring that the temperature of the alkali metal hydroxide melt or the sodium melt is in the pearlitizing range for the wire or band being treated.
GB1296849D 1968-11-30 1969-11-27 Expired GB1296849A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681812035 DE1812035A1 (en) 1968-11-30 1968-11-30 Process for descaling metals, especially steel

Publications (1)

Publication Number Publication Date
GB1296849A true GB1296849A (en) 1972-11-22

Family

ID=5714875

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1296849D Expired GB1296849A (en) 1968-11-30 1969-11-27

Country Status (4)

Country Link
US (1) US3544368A (en)
DE (1) DE1812035A1 (en)
FR (1) FR2027562A6 (en)
GB (1) GB1296849A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4581073A (en) * 1984-04-10 1986-04-08 Allegheny Ludlum Steel Corporation Method for descaling metal strip
CN111589782A (en) * 2020-06-18 2020-08-28 江苏徐工工程机械研究院有限公司 Workpiece cleaning device and cleaning method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2188930A (en) * 1938-09-08 1940-02-06 Du Pont Metal cleaning process
US2311099A (en) * 1938-10-21 1943-02-16 Tainton Urlyn Clifton Metal treatment
GB565567A (en) * 1942-10-16 1944-11-16 Du Pont Improvements in and relating to the removal of surface impurities from metals by fused alkali baths
US2717845A (en) * 1947-01-09 1955-09-13 Roy E Carter Metal descaling methods
DE1206262B (en) * 1963-02-28 1965-12-02 Schloemann Ag Process for deoxidizing the surface of metal objects by using alkali metal hydride

Also Published As

Publication number Publication date
DE1812035A1 (en) 1970-09-17
US3544368A (en) 1970-12-01
FR2027562A6 (en) 1970-10-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees