FR479279A - Improvements in the roasting of sulphide ores - Google Patents

Improvements in the roasting of sulphide ores

Info

Publication number
FR479279A
FR479279A FR479279DA FR479279A FR 479279 A FR479279 A FR 479279A FR 479279D A FR479279D A FR 479279DA FR 479279 A FR479279 A FR 479279A
Authority
FR
France
Prior art keywords
roasting
sulphide ores
ores
sulphide
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.)
NICHOLS COPPER CO
Original Assignee
NICHOLS COPPER CO
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 NICHOLS COPPER CO filed Critical NICHOLS COPPER CO
Application granted granted Critical
Publication of FR479279A publication Critical patent/FR479279A/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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
    • F27B9/24—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
FR479279D 1914-07-31 1915-07-15 Improvements in the roasting of sulphide ores Expired FR479279A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US479279XA 1914-07-31 1914-07-31

Publications (1)

Publication Number Publication Date
FR479279A true FR479279A (en) 1916-03-03

Family

ID=1516682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR479279D Expired FR479279A (en) 1914-07-31 1915-07-15 Improvements in the roasting of sulphide ores

Country Status (1)

Country Link
FR (1) FR479279A (en)

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