NO135907B - - Google Patents

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Publication number
NO135907B
NO135907B NO752948A NO752948A NO135907B NO 135907 B NO135907 B NO 135907B NO 752948 A NO752948 A NO 752948A NO 752948 A NO752948 A NO 752948A NO 135907 B NO135907 B NO 135907B
Authority
NO
Norway
Prior art keywords
vehicle
arm
tool
crust
support
Prior art date
Application number
NO752948A
Other languages
English (en)
Norwegian (no)
Other versions
NO752948L (enExample
NO135907C (enExample
Inventor
R Natvik
R Radahl
Original Assignee
Ardal Og Sunndal Verk
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 Ardal Og Sunndal Verk filed Critical Ardal Og Sunndal Verk
Priority to NO752948A priority Critical patent/NO135907C/no
Priority to US05/641,924 priority patent/US4019973A/en
Publication of NO752948L publication Critical patent/NO752948L/no
Publication of NO135907B publication Critical patent/NO135907B/no
Publication of NO135907C publication Critical patent/NO135907C/no

Links

Classifications

    • 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
    • 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
    • B25D17/28—Supports; Devices for holding power-driven percussive tools in working position
    • B25D17/32—Trolleys

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)
  • Working Measures On Existing Buildindgs (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
NO752948A 1975-08-27 1975-08-27 NO135907C (enExample)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NO752948A NO135907C (enExample) 1975-08-27 1975-08-27
US05/641,924 US4019973A (en) 1975-08-27 1975-12-18 Crust-breaking machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO752948A NO135907C (enExample) 1975-08-27 1975-08-27

Publications (3)

Publication Number Publication Date
NO752948L NO752948L (enExample) 1977-03-01
NO135907B true NO135907B (enExample) 1977-03-14
NO135907C NO135907C (enExample) 1977-06-22

Family

ID=19882430

Family Applications (1)

Application Number Title Priority Date Filing Date
NO752948A NO135907C (enExample) 1975-08-27 1975-08-27

Country Status (2)

Country Link
US (1) US4019973A (enExample)
NO (1) NO135907C (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO163142C (no) * 1988-01-12 1990-04-18 Norsk Hydro As Fremgangsmaate og anordning ved utskiftning av anoder.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT193619B (de) * 1954-09-03 1957-11-25 Ver Aluminium Werke Ag Oeffent Fahrbarer Krustenbrecher für Schmelzflußelektrolyseöfen
NL126517C (enExample) * 1959-09-03
US3319899A (en) * 1963-03-04 1967-05-16 Alcan Aluminium Ltd Crust breaking device for electrolysis furnaces
US3616440A (en) * 1968-04-23 1971-10-26 Harvey Aluminum Inc Device for servicing alumina reduction cells

Also Published As

Publication number Publication date
NO752948L (enExample) 1977-03-01
US4019973A (en) 1977-04-26
NO135907C (enExample) 1977-06-22

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