FR642292A - Improvements to metal carburization - Google Patents

Improvements to metal carburization

Info

Publication number
FR642292A
FR642292A FR642292DA FR642292A FR 642292 A FR642292 A FR 642292A FR 642292D A FR642292D A FR 642292DA FR 642292 A FR642292 A FR 642292A
Authority
FR
France
Prior art keywords
carburization
metal
metal carburization
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
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 US125548A external-priority patent/US1661831A/en
Priority claimed from US13177226 external-priority patent/US1696603A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR642292A publication Critical patent/FR642292A/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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR642292D 1926-07-28 1927-07-22 Improvements to metal carburization Expired FR642292A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US125548A US1661831A (en) 1926-07-28 1926-07-28 Carburizing apparatus
US13177226 US1696603A (en) 1926-08-26 1926-08-26 George w

Publications (1)

Publication Number Publication Date
FR642292A true FR642292A (en) 1928-08-25

Family

ID=32328600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642292D Expired FR642292A (en) 1926-07-28 1927-07-22 Improvements to metal carburization

Country Status (1)

Country Link
FR (1) FR642292A (en)

Similar Documents

Publication Publication Date Title
FR628317A (en) Improvements to mechanisms
FR648076A (en) Improvements to curved taps
FR642292A (en) Improvements to metal carburization
FR636123A (en) Tap
FR641679A (en) Improvements to taps
FR655697A (en) Improvements to metal carburizing
FR612707A (en) Waffle iron
FR686628A (en) Improvements to metal carburizing
FR640596A (en) Alloys resistant to chemical agents
FR656128A (en) Improvements to alloys
FR619747A (en) Improvements to processors
FR647833A (en) Improvements to aeromotors
FR609378A (en) Improvements to norias
FR642783A (en) Improvements to metallic psychrometers
FR638455A (en) Improvements to alloys
FR638456A (en) Improvements to alloys
FR638457A (en) Improvements to alloys
FR645897A (en) Improvements made to the construction of dynamos
FR633986A (en) Improvements to suspenders
FR625718A (en) Improvements made to metal cables
FR628827A (en) Improvements to crankshafts
FR635343A (en) Improvements to boilers
FR654336A (en) Improvements to alloys
FR612842A (en) Improvements to combination locks
FR624202A (en) Improvements to vaporizers