ZA904403B - Self-propelled machine for mining mineral raw materials,in particular coal - Google Patents

Self-propelled machine for mining mineral raw materials,in particular coal

Info

Publication number
ZA904403B
ZA904403B ZA904403A ZA904403A ZA904403B ZA 904403 B ZA904403 B ZA 904403B ZA 904403 A ZA904403 A ZA 904403A ZA 904403 A ZA904403 A ZA 904403A ZA 904403 B ZA904403 B ZA 904403B
Authority
ZA
South Africa
Prior art keywords
self
raw materials
mineral raw
propelled machine
particular coal
Prior art date
Application number
ZA904403A
Inventor
Heinrich Fuessl
Fuessl Heinrich
Original Assignee
Paurat 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 Paurat Gmbh filed Critical Paurat Gmbh
Publication of ZA904403B publication Critical patent/ZA904403B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00—Provisional protective covers for working space
    • E21D19/04—Provisional protective covers for working space for use in drifting galleries
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0086—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries
    • E21D23/0095—Temporary supports at the driving front

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Shovels (AREA)
ZA904403A 1989-07-14 1990-06-07 Self-propelled machine for mining mineral raw materials,in particular coal ZA904403B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3923376A DE3923376C1 (en) 1989-07-14 1989-07-14 Self propelling machine for mining coal - comprises platform supported by vertical hydraulic jacks and raking jacks

Publications (1)

Publication Number Publication Date
ZA904403B true ZA904403B (en) 1991-03-27

Family

ID=6385073

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA904403A ZA904403B (en) 1989-07-14 1990-06-07 Self-propelled machine for mining mineral raw materials,in particular coal

Country Status (2)

Country Link
DE (1) DE3923376C1 (en)
ZA (1) ZA904403B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5026218A (en) * 1989-11-16 1991-06-25 Joy Technologies Inc. Temporary roof support cylinder
AT504265B1 (en) * 2006-07-28 2011-02-15 Voest Alpine Bergtechnik SUPPORT DEVICE FOR AN OPERATOR OR MACHINE
CN102434182B (en) * 2011-12-31 2013-12-18 山东科技大学 Filling hydraulic bracket with automatic bag overturning mechanism
FI3516153T3 (en) * 2016-09-23 2024-02-16 Joy Global Underground Mining Llc Rock cutting device
CN113047882A (en) * 2021-02-28 2021-06-29 贵州壹站式装备科技有限公司 Underground temporary supporting device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1302861B (en) * 1971-01-21
GB1133109A (en) * 1966-04-13 1968-11-06 Greenside Machine Co Ltd Improvements in or relating to tunnelling machines
DE1533744A1 (en) * 1967-04-10 1970-01-22 Von Hippel Dr Ing H J Tank expansion
GB1409022A (en) * 1973-02-01 1975-10-08 Coal Industry Patents Ltd Mine roof support equipment
DE7421686U (en) * 1974-06-26 1976-02-12 Paurat, Friedrich Wilhelm, 4222 Friedrichsfeld MACHINE FOR DRIVING TRACKS AND THE LIKE
US4088371A (en) * 1977-02-01 1978-05-09 National Mine Service Company Boom stabilizer for an underground mining machine
DE2733270C2 (en) * 1977-07-22 1984-07-19 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Expansion control for a progressive hydraulic expansion
FR2459360B1 (en) * 1979-06-21 1986-04-18 Tim Tech Ind Minieres SYSTEM FOR EXCAVATING UNDERGROUND GALLERIES
FR2461094A1 (en) * 1979-07-06 1981-01-30 Charbonnages De France SLIDING SUPPORT PORTIC
AT379215B (en) * 1983-12-20 1985-12-10 Voest Alpine Ag LOCKING RACK
DE3400772A1 (en) * 1984-01-12 1985-07-25 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Mobile support combination, in particular for pillar-and-breast work
DE3638695A1 (en) * 1986-11-13 1988-05-19 Gewerk Eisenhuette Westfalia Mobile powered support assembly
DE3715716A1 (en) * 1987-05-12 1988-11-24 Gewerk Eisenhuette Westfalia Mobile support assembly with crawler unit, in particular for breaking edge support

Also Published As

Publication number Publication date
DE3923376C1 (en) 1990-07-05

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