FR71540E - Improvements to processes for the production of materials containing chromium and to materials obtained by these processes - Google Patents

Improvements to processes for the production of materials containing chromium and to materials obtained by these processes

Info

Publication number
FR71540E
FR71540E FR71540DA FR71540E FR 71540 E FR71540 E FR 71540E FR 71540D A FR71540D A FR 71540DA FR 71540 E FR71540 E FR 71540E
Authority
FR
France
Prior art keywords
processes
materials
production
containing chromium
materials containing
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)
Inventor
Philippe Galmiche
Andre Hivert
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.)
Office National dEtudes et de Recherches Aerospatiales ONERA
Original Assignee
Office National dEtudes et de Recherches Aerospatiales ONERA
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 Office National dEtudes et de Recherches Aerospatiales ONERA filed Critical Office National dEtudes et de Recherches Aerospatiales ONERA
Application granted granted Critical
Publication of FR71540E publication Critical patent/FR71540E/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/14—Refining in the solid state
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/142—Thermal or thermo-mechanical treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR71540D 1957-05-14 1957-05-14 Improvements to processes for the production of materials containing chromium and to materials obtained by these processes Expired FR71540E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR71540T 1957-05-14

Publications (1)

Publication Number Publication Date
FR71540E true FR71540E (en) 1960-01-05

Family

ID=8703090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR71540D Expired FR71540E (en) 1957-05-14 1957-05-14 Improvements to processes for the production of materials containing chromium and to materials obtained by these processes

Country Status (1)

Country Link
FR (1) FR71540E (en)

Similar Documents

Publication Publication Date Title
FR1171450A (en) Process for the production of olefin polymerizates
FR1165566A (en) Improvements to polyethylene extrusion processes
FR1170557A (en) Improvements to processes for the production of materials containing chromium and to materials obtained by these processes
FR74172E (en) Improvements to processes for the production of materials containing chromium and to materials obtained by these processes
FR1137045A (en) Process for the manufacture of granular fertilizers containing urea and fertilizers obtained by this process
FR71540E (en) Improvements to processes for the production of materials containing chromium and to materials obtained by these processes
FR72098E (en) Improvements to processes for the production of materials containing chromium and to materials obtained by these processes
FR1150981A (en) Process for improving the tightness of pipes
FR1175536A (en) Process for the production of finely divided polyethylene
FR1183095A (en) Improvements to devices for the manufacture of pneumatic envelopes
FR1165206A (en) Improvements to processes and devices for molding hollow bodies
FR1182282A (en) Process for the agglomeration of divided materials
FR1116283A (en) Improvements to processes and devices for the regulation of physical quantities
FR1153618A (en) Improvements to processes for establishing surfaces of the kind used by soundproofing panels
FR1181699A (en) Improvements to sealing devices for rotating shafts
FR1221478A (en) Improvements to extruders for molten substances
FR1161795A (en) Improvements to sealing structures for threads
FR1163429A (en) Improvements to extrusion machines for the extrusion of plastics and the like
FR1149787A (en) Improvements to processes and devices for the manufacture of tubes with a determined passage profile in concrete or similar material and tubes manufactured by application of these improved processes and devices
FR1155474A (en) Improvements to processes and devices for the study of substances
FR1204383A (en) Improvements to clothing fasteners
CH280570A (en) Process for welding alloys containing chromium and nickel.
FR1180690A (en) Improvements to processes and devices for sulfur oxidation
FR1133940A (en) Improvements to processes for the preparation of construction materials and to objects and materials obtained by these processes
BE601578R (en) Improvements to the processes for the production of thin-walled elements with stiffening projections and to the elements obtained by these processes