FR774593A - Furnace for roasting or calcining powdery materials - Google Patents

Furnace for roasting or calcining powdery materials

Info

Publication number
FR774593A
FR774593A FR774593DA FR774593A FR 774593 A FR774593 A FR 774593A FR 774593D A FR774593D A FR 774593DA FR 774593 A FR774593 A FR 774593A
Authority
FR
France
Prior art keywords
roasting
furnace
powdery materials
calcining
calcining powdery
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
Eugene Camille Saint-Jacques
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 filed Critical
Application granted granted Critical
Publication of FR774593A publication Critical patent/FR774593A/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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C22B1/10—Roasting processes in fluidised form

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR774593D 1934-06-06 1934-06-15 Furnace for roasting or calcining powdery materials Expired FR774593A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MA774593X 1934-06-06

Publications (1)

Publication Number Publication Date
FR774593A true FR774593A (en) 1934-12-08

Family

ID=19736901

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774593D Expired FR774593A (en) 1934-06-06 1934-06-15 Furnace for roasting or calcining powdery materials

Country Status (1)

Country Link
FR (1) FR774593A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE916856C (en) * 1949-03-22 1954-08-19 Zieren Chemiebau Gmbh Dr A Dust oven
DE971232C (en) * 1948-12-09 1959-01-29 Zieren Chemiebau Gmbh Dr A Process and device for roasting fine-grain sulfidic ores in the fluidized bed

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971232C (en) * 1948-12-09 1959-01-29 Zieren Chemiebau Gmbh Dr A Process and device for roasting fine-grain sulfidic ores in the fluidized bed
DE916856C (en) * 1949-03-22 1954-08-19 Zieren Chemiebau Gmbh Dr A Dust oven

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