PL85836B1 - - Google Patents

Download PDF

Info

Publication number
PL85836B1
PL85836B1 PL1973162271A PL16227173A PL85836B1 PL 85836 B1 PL85836 B1 PL 85836B1 PL 1973162271 A PL1973162271 A PL 1973162271A PL 16227173 A PL16227173 A PL 16227173A PL 85836 B1 PL85836 B1 PL 85836B1
Authority
PL
Poland
Prior art keywords
guide
floor
roof
plow
lever
Prior art date
Application number
PL1973162271A
Other languages
English (en)
Polish (pl)
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 filed Critical
Publication of PL85836B1 publication Critical patent/PL85836B1/pl

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
    • E21C31/08—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for adjusting parts of the machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Soil Working Implements (AREA)
PL1973162271A 1972-05-02 1973-05-02 PL85836B1 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2221465A DE2221465C3 (de) 1972-05-02 1972-05-02 Gewinnungseinrichtung für Bergbaubetriebe, insbesondere Hobelanlage

Publications (1)

Publication Number Publication Date
PL85836B1 true PL85836B1 (cs) 1976-05-31

Family

ID=5843856

Family Applications (1)

Application Number Title Priority Date Filing Date
PL1973162271A PL85836B1 (cs) 1972-05-02 1973-05-02

Country Status (3)

Country Link
DE (1) DE2221465C3 (cs)
PL (1) PL85836B1 (cs)
SU (1) SU694090A3 (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3047064A1 (de) * 1980-12-13 1982-07-22 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Einrichtung zur einstellung des schnitthorizontes einer untertaegigen gewinnungsmaschine, insbesondere eines hobels

Also Published As

Publication number Publication date
DE2221465C3 (de) 1981-06-19
DE2221465A1 (de) 1973-11-22
DE2221465B2 (de) 1980-08-14
SU694090A3 (ru) 1979-10-25

Similar Documents

Publication Publication Date Title
US3357742A (en) Mining arrangement including angularly displaceable guide means for a mining machine
US3915500A (en) Mineral mining installation
US4858700A (en) Articulated apparatus for positioning rock drills
US3466875A (en) Roof supports for mine workings
GB2072547A (en) Mobile boring apparatus
NO152689B (no) Koblingsmekanisme
CN114017020A (zh) 掘进系统及其掘锚机
PL206431B1 (pl) Kombajn chodnikowy z urządzeniami do drążenia otworów i osadzania kotwi
CN114017021B (zh) 掘锚机和掘进系统
PL186244B1 (pl) Hydrauliczna obudowa krocząca
PL117203B1 (en) Drilling rig
US4391469A (en) Mineral mining installation
GB1590269A (en) Ballast regulator side plow
US7883298B2 (en) Supporting device for an advance working or mining machine
US3490548A (en) Adjustably positioned vehicle mounted tool and tool support structure
US4179161A (en) Plough for winning material from a mineral face
PL85836B1 (cs)
US4102140A (en) Self-advancing mine roof supports
CS203073B2 (en) Facility for adjusting the cutting level of the plane or similar instrument of the hoisting engine
US3847438A (en) Mineral winning machine having continuous height adjustment to accommodate varying seam thickness
GB2058884A (en) Mining machine
CN107152046A (zh) 平地机工作装置
GB1575714A (en) Apparatus for controlling the position of guide means along which a mining machine is movable
US3765723A (en) Mineral mining installations
GB2229945A (en) Bolt drilling assembly on a tunnelling machine