FR695623A - Improvements in the extraction and refining of metals - Google Patents

Improvements in the extraction and refining of metals

Info

Publication number
FR695623A
FR695623A FR695623DA FR695623A FR 695623 A FR695623 A FR 695623A FR 695623D A FR695623D A FR 695623DA FR 695623 A FR695623 A FR 695623A
Authority
FR
France
Prior art keywords
refining
metals
extraction
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
Emil Vidal
Arnold Heinrich Stockhausen
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 FR695623A publication Critical patent/FR695623A/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
    • C22B5/00—General methods of reducing to metals

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR695623D 1930-05-15 1930-05-15 Improvements in the extraction and refining of metals Expired FR695623A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR695623T 1930-05-15

Publications (1)

Publication Number Publication Date
FR695623A true FR695623A (en) 1930-12-18

Family

ID=9046202

Family Applications (1)

Application Number Title Priority Date Filing Date
FR695623D Expired FR695623A (en) 1930-05-15 1930-05-15 Improvements in the extraction and refining of metals

Country Status (1)

Country Link
FR (1) FR695623A (en)

Similar Documents

Publication Publication Date Title
FR695623A (en) Improvements in the extraction and refining of metals
FR726466A (en) Improvements in the production and refining of metals
FR706689A (en) Improvements in metal refining
FR702149A (en) Improvements in the treatment of ores and similar materials
FR669446A (en) Improvements in the refining and mixing of metals and alloys
FR703750A (en) Improvements in the establishment and maintenance of railways
FR565353A (en) Improvements in the extraction and refining of metals and alloys
FR710463A (en) Improvements in the casting of metals and alloys
FR712937A (en) Metal drawing improvements
FR723902A (en) Improvements in the establishment of trouser presses
FR704275A (en) Grapin for grapeshot and ores
FR655028A (en) Improvement in establishing the rules to be drawn
FR726564A (en) Improvements in the processing of aluminum-silicon alloys
FR702148A (en) Improvements in the casting of molten metals and alloys
FR718727A (en) Improvements in the treatment of pyrites
FR654570A (en) Improvements in the construction and arrangement of vehicle steps
FR763759A (en) Further training in the establishment of railway lines
FR733039A (en) Forms for the establishment of statistical and other accounting documents
FR807175A (en) Improvement in the casting of metals and their ladles
FR769048A (en) Alloy containing gold and glucinium
FR672324A (en) Improvements in the metallurgy of ores and other tin-containing materials
FR672229A (en) Improvements in the metallurgy of ores and other tin-containing materials
FR759389A (en) Flux and refining agent
GB321213A (en) Improvements in or relating to the recovery of copper from ores and the like
FR702404A (en) Improvements in the construction of holy water fonts and frames