ES346602A1 - Mejoras introducidas en la descarburacion a vacio de una mezcla de ferrocromo de alto contenido de carbono-oxidante. - Google Patents

Mejoras introducidas en la descarburacion a vacio de una mezcla de ferrocromo de alto contenido de carbono-oxidante.

Info

Publication number
ES346602A1
ES346602A1 ES346602A ES346602A ES346602A1 ES 346602 A1 ES346602 A1 ES 346602A1 ES 346602 A ES346602 A ES 346602A ES 346602 A ES346602 A ES 346602A ES 346602 A1 ES346602 A1 ES 346602A1
Authority
ES
Spain
Prior art keywords
chromium
ferro
low carbon
producing low
powder metallurgical
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
ES346602A
Other languages
English (en)
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of ES346602A1 publication Critical patent/ES346602A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/23—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces involving a self-propagating high-temperature synthesis or reaction sintering step
    • 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
    • B22F1/145—Chemical treatment, e.g. passivation or decarburisation
    • 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
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C21D3/04—Decarburising
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0207—Using a mixture of prealloyed powders or a master alloy
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
ES346602A 1966-11-01 1967-10-31 Mejoras introducidas en la descarburacion a vacio de una mezcla de ferrocromo de alto contenido de carbono-oxidante. Expired ES346602A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59118466A 1966-11-01 1966-11-01

Publications (1)

Publication Number Publication Date
ES346602A1 true ES346602A1 (es) 1968-12-16

Family

ID=24365418

Family Applications (1)

Application Number Title Priority Date Filing Date
ES346602A Expired ES346602A1 (es) 1966-11-01 1967-10-31 Mejoras introducidas en la descarburacion a vacio de una mezcla de ferrocromo de alto contenido de carbono-oxidante.

Country Status (6)

Country Link
US (1) US3459542A (es)
CH (1) CH476849A (es)
ES (1) ES346602A1 (es)
GB (1) GB1196649A (es)
NO (1) NO119182B (es)
SE (1) SE312819B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3635699A (en) * 1969-12-22 1972-01-18 Union Carbide Corp Method of producing sized particles of low-carbon ferrochromium

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2030200A (en) * 1934-03-30 1936-02-11 Rca Corp Ceramic object and method of making the same
US2473019A (en) * 1948-04-13 1949-06-14 Union Carbide & Carbon Corp Production of ferrochromium
US2473020A (en) * 1948-04-13 1949-06-14 Union Carbide & Carbon Corp Ferrochromium
US2473021A (en) * 1948-05-26 1949-06-14 Union Carbide & Carbon Corp Production of low carbon ferrochromium

Also Published As

Publication number Publication date
CH476849A (fr) 1969-08-15
SE312819B (es) 1969-07-28
US3459542A (en) 1969-08-05
NO119182B (es) 1970-04-06
GB1196649A (en) 1970-07-01

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