BE778799A - PERFECTED APPARATUS FOR VACUUM LEAD DULCIFICATION - Google Patents

PERFECTED APPARATUS FOR VACUUM LEAD DULCIFICATION

Info

Publication number
BE778799A
BE778799A BE778799A BE778799A BE778799A BE 778799 A BE778799 A BE 778799A BE 778799 A BE778799 A BE 778799A BE 778799 A BE778799 A BE 778799A BE 778799 A BE778799 A BE 778799A
Authority
BE
Belgium
Prior art keywords
dulcification
vacuum lead
perfected apparatus
perfected
vacuum
Prior art date
Application number
BE778799A
Other languages
French (fr)
Original Assignee
Penarroya Miniere Metall
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 Penarroya Miniere Metall filed Critical Penarroya Miniere Metall
Publication of BE778799A publication Critical patent/BE778799A/en

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
    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/04—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated adapted for treating the charge in vacuum or special atmosphere

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Insulation (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Physical Vapour Deposition (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
BE778799A 1971-02-03 1972-02-01 PERFECTED APPARATUS FOR VACUUM LEAD DULCIFICATION BE778799A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR717103539A FR2124073B1 (en) 1971-02-03 1971-02-03

Publications (1)

Publication Number Publication Date
BE778799A true BE778799A (en) 1972-05-30

Family

ID=9071303

Family Applications (1)

Application Number Title Priority Date Filing Date
BE778799A BE778799A (en) 1971-02-03 1972-02-01 PERFECTED APPARATUS FOR VACUUM LEAD DULCIFICATION

Country Status (16)

Country Link
US (1) US3774892A (en)
AT (1) AT312948B (en)
BE (1) BE778799A (en)
BG (1) BG19196A3 (en)
BR (1) BR7200619D0 (en)
CA (1) CA952307A (en)
CS (1) CS162774B2 (en)
ES (1) ES399291A1 (en)
FR (1) FR2124073B1 (en)
GB (1) GB1326175A (en)
IT (1) IT949401B (en)
LU (1) LU64703A1 (en)
NL (1) NL154556B (en)
RO (1) RO61847A (en)
SU (1) SU419046A3 (en)
YU (1) YU34560B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2041066C (en) * 1991-04-23 1997-03-25 Philip G. Evans One step process for the treatment of parkes desilvering crust to recover zinc and produce a suitable feed for cupellation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2615706A (en) * 1949-08-05 1952-10-28 Broken Hill Ass Smelter Distillation of metals

Also Published As

Publication number Publication date
IT949401B (en) 1973-06-11
US3774892A (en) 1973-11-27
CS162774B2 (en) 1975-07-15
NL7201201A (en) 1972-08-07
YU34560B (en) 1979-09-10
BR7200619D0 (en) 1973-06-14
ES399291A1 (en) 1974-12-16
FR2124073A1 (en) 1972-09-22
LU64703A1 (en) 1972-06-30
CA952307A (en) 1974-08-06
RO61847A (en) 1977-05-15
BG19196A3 (en) 1975-04-30
GB1326175A (en) 1973-08-08
SU419046A3 (en) 1974-03-05
YU23972A (en) 1979-02-28
NL154556B (en) 1977-09-15
FR2124073B1 (en) 1974-02-15
AT312948B (en) 1974-01-25

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