FR764145A - Lead refinements - Google Patents

Lead refinements

Info

Publication number
FR764145A
FR764145A FR764145DA FR764145A FR 764145 A FR764145 A FR 764145A FR 764145D A FR764145D A FR 764145DA FR 764145 A FR764145 A FR 764145A
Authority
FR
France
Prior art keywords
refinements
lead
lead refinements
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
George Kenneth Williams
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 FR764145A publication Critical patent/FR764145A/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)
FR764145D 1932-11-25 1933-11-22 Lead refinements Expired FR764145A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU764145X 1932-11-25

Publications (1)

Publication Number Publication Date
FR764145A true FR764145A (en) 1934-05-15

Family

ID=3757415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR764145D Expired FR764145A (en) 1932-11-25 1933-11-22 Lead refinements

Country Status (1)

Country Link
FR (1) FR764145A (en)

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