BE348032A - - Google Patents

Info

Publication number
BE348032A
BE348032A BE348032DA BE348032A BE 348032 A BE348032 A BE 348032A BE 348032D A BE348032D A BE 348032DA BE 348032 A BE348032 A BE 348032A
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 BE348032A publication Critical patent/BE348032A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B15/00Obtaining copper
    • C22B15/0026Pyrometallurgy
    • C22B15/0028Smelting or converting
    • C22B15/003Bath smelting or converting
    • C22B15/0036Bath smelting or converting in reverberatory furnaces
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B15/00Obtaining copper
    • C22B15/0026Pyrometallurgy
    • C22B15/006Pyrometallurgy working up of molten copper, e.g. refining
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/006General 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00Locking of screws, bolts or nuts
    • F16B39/22Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/28Locking 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
    • F16B39/284Locking by means of elastic deformation
BE348032D 1928-01-16 BE348032A (fr)

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
BE348032A true BE348032A (fr)

Family

ID=9722633

Family Applications (2)

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

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE348057D BE348057A (fr) 1928-01-16

Country Status (4)

Country Link
US (1) US1756967A (fr)
BE (2) BE348057A (fr)
FR (1) FR661217A (fr)
GB (1) GB309848A (fr)

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
BE348057A (fr)
FR661217A (fr) 1929-07-31
GB309848A (en) 1929-04-16
US1756967A (en) 1930-05-06

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