PL167688B1 - Górnicza obudowa zmechanizowana - Google Patents

Górnicza obudowa zmechanizowana

Info

Publication number
PL167688B1
PL167688B1 PL29473192A PL29473192A PL167688B1 PL 167688 B1 PL167688 B1 PL 167688B1 PL 29473192 A PL29473192 A PL 29473192A PL 29473192 A PL29473192 A PL 29473192A PL 167688 B1 PL167688 B1 PL 167688B1
Authority
PL
Poland
Prior art keywords
canopy
main
pins
main canopy
extendable
Prior art date
Application number
PL29473192A
Other languages
English (en)
Polish (pl)
Other versions
PL294731A1 (cs
Inventor
Piotr Wojtala
Henryk Sroka
Jacek Gerlich
Original Assignee
Ct Kt Maszyn Gorniczych Komag
Tarnogorska Fabryka Urzadzen G
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 Ct Kt Maszyn Gorniczych Komag, Tarnogorska Fabryka Urzadzen G filed Critical Ct Kt Maszyn Gorniczych Komag
Priority to PL29473192A priority Critical patent/PL167688B1/pl
Publication of PL294731A1 publication Critical patent/PL294731A1/xx
Publication of PL167688B1 publication Critical patent/PL167688B1/pl

Links

Landscapes

  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
PL29473192A 1992-06-24 1992-06-24 Górnicza obudowa zmechanizowana PL167688B1 (pl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL29473192A PL167688B1 (pl) 1992-06-24 1992-06-24 Górnicza obudowa zmechanizowana

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL29473192A PL167688B1 (pl) 1992-06-24 1992-06-24 Górnicza obudowa zmechanizowana

Publications (2)

Publication Number Publication Date
PL294731A1 PL294731A1 (cs) 1993-02-08
PL167688B1 true PL167688B1 (pl) 1995-10-31

Family

ID=20057689

Family Applications (1)

Application Number Title Priority Date Filing Date
PL29473192A PL167688B1 (pl) 1992-06-24 1992-06-24 Górnicza obudowa zmechanizowana

Country Status (1)

Country Link
PL (1) PL167688B1 (cs)

Also Published As

Publication number Publication date
PL294731A1 (cs) 1993-02-08

Similar Documents

Publication Publication Date Title
USRE31346E (en) Advance mechanism for a mine roof support assembly
US3115754A (en) Mining shield
PL167688B1 (pl) Górnicza obudowa zmechanizowana
US3355213A (en) Mine roof supports and conveyors for use in conjunction therewith
US4311417A (en) Mine roof support
US5252006A (en) Mine roof support
KR101351784B1 (ko) 커팅채널부재를 이용한 지하구조물의 시공방법
US4505517A (en) Self-advancing mine roof supports
KR101209070B1 (ko) 터널 건조용 선도 추진함체 슬리브
US3471201A (en) Mineral mining arrangement including track for a mining machine
US3441317A (en) Roof supporting arrangement including cantilevered roof bar carrying extensible roof supporting cap and cutter means
GB2078652A (en) Scraper-chain conveyor channel section
SU1656134A1 (ru) Временна проходческа крепь
US4324509A (en) Mechanized longwall system for mining
GB2041056A (en) Mine roof support
US3364683A (en) Advanceable roof support suitable for use in mines
RU1796031C (ru) Очистной механизированный комплекс
SU1196513A1 (ru) Механизированна крепь
CN217870499U (zh) 一种基坑支护结构
RU2033522C1 (ru) Способ выемки полезного ископаемого и устройство для его осуществления
US4401399A (en) Two part mine roof support unit
US3365893A (en) Mine roof supports
GB2108559A (en) Mine roof supports
RU1770583C (ru) Временна передвижна безразгрузочна крепь
SU831998A1 (ru) Механизированный комплекс дл НАКлОННыХ плАСТОВ