AT344767B - DEVICE FOR QUARRYING HARD MATERIAL - Google Patents

DEVICE FOR QUARRYING HARD MATERIAL

Info

Publication number
AT344767B
AT344767B AT550675A AT550675A AT344767B AT 344767 B AT344767 B AT 344767B AT 550675 A AT550675 A AT 550675A AT 550675 A AT550675 A AT 550675A AT 344767 B AT344767 B AT 344767B
Authority
AT
Austria
Prior art keywords
quarrying
hard material
hard
quarrying hard
Prior art date
Application number
AT550675A
Other languages
German (de)
Other versions
ATA550675A (en
Original Assignee
Ludwig Ofag Indugas Gmbh
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 Ludwig Ofag Indugas Gmbh filed Critical Ludwig Ofag Indugas Gmbh
Publication of ATA550675A publication Critical patent/ATA550675A/en
Application granted granted Critical
Publication of AT344767B publication Critical patent/AT344767B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/63—Quenching devices for bath quenching
    • C21D1/64—Quenching devices for bath quenching with circulating liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
  • Incineration Of Waste (AREA)
AT550675A 1974-08-20 1975-07-16 DEVICE FOR QUARRYING HARD MATERIAL AT344767B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2439906A DE2439906C3 (en) 1974-08-20 1974-08-20 Device for quenching hardened material stacked on a grate

Publications (2)

Publication Number Publication Date
ATA550675A ATA550675A (en) 1977-12-15
AT344767B true AT344767B (en) 1978-08-10

Family

ID=5923646

Family Applications (1)

Application Number Title Priority Date Filing Date
AT550675A AT344767B (en) 1974-08-20 1975-07-16 DEVICE FOR QUARRYING HARD MATERIAL

Country Status (7)

Country Link
AT (1) AT344767B (en)
BR (1) BR7505287A (en)
DE (1) DE2439906C3 (en)
FR (1) FR2282470A1 (en)
GB (1) GB1513295A (en)
IT (1) IT1040332B (en)
SE (1) SE421632B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2622551C3 (en) * 1976-05-20 1985-07-11 Klöckner-Werke AG, 4100 Duisburg Device for hardening workpieces
DE3027463C2 (en) * 1980-07-19 1984-05-17 Loi Industrieofenanlagen Gmbh, 4300 Essen Device for quenching hardened material
DE3244202A1 (en) * 1982-11-30 1984-05-30 Ruhrgas Ag, 4300 Essen METHOD AND DEVICE FOR HARDENING WORKPIECES IN A LIQUID HARDENER
KR100330862B1 (en) * 1993-01-27 2002-07-27 도와 고교 가부시키가이샤 Heat treatment hardening method of steel and its apparatus
DE10158150B4 (en) * 2001-11-28 2006-05-24 Rolls-Royce Deutschland Ltd & Co Kg Method and device for heat treatment of turbine disks
CN109321725B (en) * 2018-12-03 2023-12-22 宁夏机械研究院股份有限公司 Limited quenching demoulding device

Also Published As

Publication number Publication date
SE7508064L (en) 1976-02-23
SE421632B (en) 1982-01-18
FR2282470A1 (en) 1976-03-19
FR2282470B1 (en) 1979-08-24
IT1040332B (en) 1979-12-20
DE2439906B2 (en) 1978-02-23
DE2439906A1 (en) 1976-03-04
BR7505287A (en) 1976-08-03
GB1513295A (en) 1978-06-07
ATA550675A (en) 1977-12-15
DE2439906C3 (en) 1978-10-19

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee