GB150035A - Improvements relating to case hardening, tempering and the like - Google Patents

Improvements relating to case hardening, tempering and the like

Info

Publication number
GB150035A
GB150035A GB1279619A GB1279619A GB150035A GB 150035 A GB150035 A GB 150035A GB 1279619 A GB1279619 A GB 1279619A GB 1279619 A GB1279619 A GB 1279619A GB 150035 A GB150035 A GB 150035A
Authority
GB
United Kingdom
Prior art keywords
tempering
improvements relating
case hardening
case
hardening
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
GB1279619A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1279619A priority Critical patent/GB150035A/en
Publication of GB150035A publication Critical patent/GB150035A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)

Abstract

Sodium silicate is prepared by evaporating a solution to dryness at 300 DEG C., and the product is ground for use in a case-hardening resist composition.
GB1279619A 1919-05-21 1919-05-21 Improvements relating to case hardening, tempering and the like Expired GB150035A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1279619A GB150035A (en) 1919-05-21 1919-05-21 Improvements relating to case hardening, tempering and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1279619A GB150035A (en) 1919-05-21 1919-05-21 Improvements relating to case hardening, tempering and the like

Publications (1)

Publication Number Publication Date
GB150035A true GB150035A (en) 1920-08-23

Family

ID=10011293

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1279619A Expired GB150035A (en) 1919-05-21 1919-05-21 Improvements relating to case hardening, tempering and the like

Country Status (1)

Country Link
GB (1) GB150035A (en)

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