FR661217A - Perfectionnements apportés à la métallurgie du cuivre - Google Patents

Perfectionnements apportés à la métallurgie du cuivre

Info

Publication number
FR661217A
FR661217A FR661217DA FR661217A FR 661217 A FR661217 A FR 661217A FR 661217D A FR661217D A FR 661217DA FR 661217 A FR661217 A FR 661217A
Authority
FR
France
Prior art keywords
copper metallurgy
metallurgy
copper
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
English (en)
Inventor
Harry Heald Alexander
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 FR661217A publication Critical patent/FR661217A/fr
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
    • 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)
FR661217D 1928-01-16 1928-01-19 Perfectionnements apportés à la métallurgie du cuivre Expired FR661217A (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
FR661217A true FR661217A (fr) 1929-07-31

Family

ID=9722633

Family Applications (1)

Application Number Title Priority Date Filing Date
FR661217D Expired FR661217A (fr) 1928-01-16 1928-01-19 Perfectionnements apportés à la métallurgie du cuivre

Country Status (4)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1204415B (de) * 1962-03-30 1965-11-04 Temescal Metallurg Corp Hochvakuumofen zur Herstellung sehr reiner Metalle

Families Citing this family (3)

* 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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1204415B (de) * 1962-03-30 1965-11-04 Temescal Metallurg Corp Hochvakuumofen zur Herstellung sehr reiner Metalle

Also Published As

Publication number Publication date
US1756967A (en) 1930-05-06
BE348057A (fr)
BE348032A (fr)
GB309848A (en) 1929-04-16

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