BR9004834A - Dispositivo quebrador de crosta - Google Patents

Dispositivo quebrador de crosta

Info

Publication number
BR9004834A
BR9004834A BR909004834A BR9004834A BR9004834A BR 9004834 A BR9004834 A BR 9004834A BR 909004834 A BR909004834 A BR 909004834A BR 9004834 A BR9004834 A BR 9004834A BR 9004834 A BR9004834 A BR 9004834A
Authority
BR
Brazil
Prior art keywords
crosta
breaker device
breaker
crosta breaker
Prior art date
Application number
BR909004834A
Other languages
English (en)
Inventor
Alf Sagbraten
Original Assignee
Norsk Hydro As
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 Norsk Hydro As filed Critical Norsk Hydro As
Publication of BR9004834A publication Critical patent/BR9004834A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/02—Percussive tool bits
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/14—Devices for feeding or crust breaking

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Conductive Materials (AREA)
BR909004834A 1989-09-27 1990-09-26 Dispositivo quebrador de crosta BR9004834A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO893854A NO168718C (no) 1989-09-27 1989-09-27 Anordning ved skorpebrytere i elektrolyseceller

Publications (1)

Publication Number Publication Date
BR9004834A true BR9004834A (pt) 1991-09-10

Family

ID=19892430

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909004834A BR9004834A (pt) 1989-09-27 1990-09-26 Dispositivo quebrador de crosta

Country Status (7)

Country Link
US (1) US5078849A (pt)
EP (1) EP0420258A1 (pt)
AU (1) AU6253590A (pt)
BR (1) BR9004834A (pt)
CA (1) CA2025499A1 (pt)
NO (1) NO168718C (pt)
RU (1) RU1813123C (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5294318A (en) * 1992-07-15 1994-03-15 Louis A. Grant, Inc. Crustbreaking assembly for aluminum electrolysis cells
DE29708312U1 (de) * 1997-05-09 1997-07-17 Festo Kg Krustenbrecherzylinder
FR2862355B1 (fr) * 2003-11-18 2006-02-10 Ecl Systeme de liaison de deux arbres en translation
US8367953B2 (en) * 2008-06-17 2013-02-05 Mac Valves, Inc. Pneumatic system electrical contact device
US7915550B2 (en) * 2008-06-17 2011-03-29 Mac Valves, Inc. Pneumatic system electrical contact device
CN107502921B (zh) * 2017-10-20 2019-06-21 中冶赛迪技术研究中心有限公司 一种电解铝槽激光打壳装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL255508A (pt) * 1959-09-03
US4654963A (en) * 1979-11-21 1987-04-07 General Electric Company Method for making electrochemical cell having cast-in-place insulator
FR2483965A1 (fr) * 1980-06-06 1981-12-11 Aluminium Grece Procede et appareillage de controle de l'alimentation en alumine d'une cellule pour la production d'aluminium par electrolyse
FR2527647A1 (fr) * 1982-05-27 1983-12-02 Pechiney Aluminium Dispositif amovible d'alimentation ponctuelle en alumine d'une cuve d'electrolyse pour la production d'aluminium
US4617100A (en) * 1985-10-07 1986-10-14 Aluminum Company Of America Non-conductive plugger foot
NO163142C (no) * 1988-01-12 1990-04-18 Norsk Hydro As Fremgangsmaate og anordning ved utskiftning av anoder.

Also Published As

Publication number Publication date
US5078849A (en) 1992-01-07
RU1813123C (ru) 1993-04-30
CA2025499A1 (en) 1991-03-28
NO168718C (no) 1992-03-25
NO168718B (no) 1991-12-16
AU6253590A (en) 1991-04-11
EP0420258A1 (en) 1991-04-03
NO893854L (no) 1991-04-02
NO893854D0 (no) 1989-09-27

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