FR39869E - Process for refining metals, especially relating to the removal of impurities from treated lead - Google Patents

Process for refining metals, especially relating to the removal of impurities from treated lead

Info

Publication number
FR39869E
FR39869E FR39869DA FR39869E FR 39869 E FR39869 E FR 39869E FR 39869D A FR39869D A FR 39869DA FR 39869 E FR39869 E FR 39869E
Authority
FR
France
Prior art keywords
impurities
removal
especially relating
refining metals
treated lead
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
Jesse Oatman Betterton
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 FR39869E publication Critical patent/FR39869E/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
    • C22B13/00—Obtaining lead
    • C22B13/06—Refining

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR39869D 1931-03-14 1931-03-14 Process for refining metals, especially relating to the removal of impurities from treated lead Expired FR39869E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR39869T 1931-03-14

Publications (1)

Publication Number Publication Date
FR39869E true FR39869E (en) 1932-03-18

Family

ID=8676209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR39869D Expired FR39869E (en) 1931-03-14 1931-03-14 Process for refining metals, especially relating to the removal of impurities from treated lead

Country Status (1)

Country Link
FR (1) FR39869E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2346459A1 (en) * 1976-04-02 1977-10-28 Asarco Inc PROCESS FOR CONCENTRATION OF AN ALKALINE BISMUTHIDE IN A MATERIAL ALSO CONTAINING MOLTEN LEAD

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2346459A1 (en) * 1976-04-02 1977-10-28 Asarco Inc PROCESS FOR CONCENTRATION OF AN ALKALINE BISMUTHIDE IN A MATERIAL ALSO CONTAINING MOLTEN LEAD

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