BE598890A - Supports de toit de mine à auto-progression - Google Patents

Supports de toit de mine à auto-progression

Info

Publication number
BE598890A
BE598890A BE598890A BE598890A BE598890A BE 598890 A BE598890 A BE 598890A BE 598890 A BE598890 A BE 598890A BE 598890 A BE598890 A BE 598890A BE 598890 A BE598890 A BE 598890A
Authority
BE
Belgium
Prior art keywords
self
mine roof
roof supports
advancing mine
advancing
Prior art date
Application number
BE598890A
Other languages
English (en)
Original Assignee
Electro Hydraulics Ltd
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 Electro Hydraulics Ltd filed Critical Electro Hydraulics Ltd
Publication of BE598890A publication Critical patent/BE598890A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
    • C10C3/00—Working-up pitch, asphalt, bitumen
    • C10C3/02—Working-up pitch, asphalt, bitumen by chemical means reaction
    • C10C3/023—Working-up pitch, asphalt, bitumen by chemical means reaction with inorganic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
BE598890A 1960-01-06 1961-01-06 Supports de toit de mine à auto-progression BE598890A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB598890X 1960-01-06

Publications (1)

Publication Number Publication Date
BE598890A true BE598890A (fr) 1961-07-06

Family

ID=10484594

Family Applications (1)

Application Number Title Priority Date Filing Date
BE598890A BE598890A (fr) 1960-01-06 1961-01-06 Supports de toit de mine à auto-progression

Country Status (2)

Country Link
BE (1) BE598890A (fr)
FR (1) FR598890A (fr)

Also Published As

Publication number Publication date
FR598890A (fr) 1925-12-28

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