GB572796A - An improvement in or relating to the protective coating and surface-hardening of iron or steel - Google Patents

An improvement in or relating to the protective coating and surface-hardening of iron or steel

Info

Publication number
GB572796A
GB572796A GB5342A GB5342A GB572796A GB 572796 A GB572796 A GB 572796A GB 5342 A GB5342 A GB 5342A GB 5342 A GB5342 A GB 5342A GB 572796 A GB572796 A GB 572796A
Authority
GB
United Kingdom
Prior art keywords
iron
protective coating
steel
hardening
relating
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
GB5342A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Brown David & Sons Ltd
DOUGAL MCPHERSON
David Brown and Sons Huddersfield Ltd
Original Assignee
Brown David & Sons Ltd
DOUGAL MCPHERSON
David Brown and Sons Huddersfield Ltd
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 Brown David & Sons Ltd, DOUGAL MCPHERSON, David Brown and Sons Huddersfield Ltd filed Critical Brown David & Sons Ltd
Priority to GB5342A priority Critical patent/GB572796A/en
Publication of GB572796A publication Critical patent/GB572796A/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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C12/00—Solid state diffusion of at least one non-metal element other than silicon and at least one metal element or silicon into metallic material surfaces
    • C23C12/02—Diffusion in one step

Abstract

572,796. Cementation. BROWN & SONS (HUDDERSFIELD), Ltd., D., and McPHERSON, D. Jan. 2, 1942, No. 53. [Class 72] Iron or low carbon steel is given a protective coating and its surface hardened by passing over it, while heated e.g. to 980‹ C., a gaseous mixture of chromous or chromic chloride and a hydrocarbon such as methane, propane or butane.
GB5342A 1942-01-02 1942-01-02 An improvement in or relating to the protective coating and surface-hardening of iron or steel Expired GB572796A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB5342A GB572796A (en) 1942-01-02 1942-01-02 An improvement in or relating to the protective coating and surface-hardening of iron or steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5342A GB572796A (en) 1942-01-02 1942-01-02 An improvement in or relating to the protective coating and surface-hardening of iron or steel

Publications (1)

Publication Number Publication Date
GB572796A true GB572796A (en) 1945-10-24

Family

ID=9697560

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5342A Expired GB572796A (en) 1942-01-02 1942-01-02 An improvement in or relating to the protective coating and surface-hardening of iron or steel

Country Status (1)

Country Link
GB (1) GB572796A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2851375A (en) * 1955-12-14 1958-09-09 Metal Diffusions Inc Ductile chromizing
US3108013A (en) * 1960-01-28 1963-10-22 Pfaudler Permutit Inc Method of chromizing
US5009000A (en) * 1988-09-28 1991-04-23 Scot Industries, Inc. Method for making sucker rod oil well pump

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2851375A (en) * 1955-12-14 1958-09-09 Metal Diffusions Inc Ductile chromizing
US3108013A (en) * 1960-01-28 1963-10-22 Pfaudler Permutit Inc Method of chromizing
US5009000A (en) * 1988-09-28 1991-04-23 Scot Industries, Inc. Method for making sucker rod oil well pump

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