BE348057A - - Google Patents

Info

Publication number
BE348057A
BE348057A BE348057DA BE348057A BE 348057 A BE348057 A BE 348057A BE 348057D A BE348057D A BE 348057DA BE 348057 A BE348057 A BE 348057A
Authority
BE
Belgium
Application number
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.)
Publication of BE348057A publication Critical patent/BE348057A/xx

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
    • C22B15/00—Obtaining copper
    • C22B15/0026—Pyrometallurgy
    • C22B15/0028—Smelting or converting
    • C22B15/003—Bath smelting or converting
    • C22B15/0036—Bath smelting or converting in reverberatory furnaces
    • 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
    • C22B15/00—Obtaining copper
    • C22B15/0026—Pyrometallurgy
    • C22B15/006—Pyrometallurgy working up of molten copper, e.g. refining
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/006—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with use of an inert protective material including the use of an inert gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
    • F16B39/284—Locking by means of elastic deformation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BE348057D 1928-01-16 BE348057A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1475/28A GB309848A (en) 1928-01-16 1928-01-16 Improvements in and relating to the melting and refining of copper

Publications (1)

Publication Number Publication Date
BE348057A true BE348057A (it)

Family

ID=9722633

Family Applications (2)

Application Number Title Priority Date Filing Date
BE348057D BE348057A (it) 1928-01-16
BE348032D BE348032A (it) 1928-01-16

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE348032D BE348032A (it) 1928-01-16

Country Status (4)

Country Link
US (1) US1756967A (it)
BE (2) BE348032A (it)
FR (1) FR661217A (it)
GB (1) GB309848A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2741557A (en) * 1952-02-04 1956-04-10 Norddeutsche Affinerie Process for the deoxidation of copper
DE1204415B (de) * 1962-03-30 1965-11-04 Temescal Metallurg Corp Hochvakuumofen zur Herstellung sehr reiner Metalle
DE2735808C2 (de) * 1977-08-09 1984-11-29 Norddeutsche Affinerie, 2000 Hamburg Vorrichtung zum Schmelzen und Raffinieren von verunreinigtem Kupfer
US4444586A (en) * 1982-12-01 1984-04-24 Amax Inc. Method of melting copper in a hearth melt-down furnace with roof burner system

Also Published As

Publication number Publication date
US1756967A (en) 1930-05-06
BE348032A (it)
FR661217A (fr) 1929-07-31
GB309848A (en) 1929-04-16

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