PL284733A1 - System for advancing the self-advancing roof supports - Google Patents

System for advancing the self-advancing roof supports

Info

Publication number
PL284733A1
PL284733A1 PL28473390A PL28473390A PL284733A1 PL 284733 A1 PL284733 A1 PL 284733A1 PL 28473390 A PL28473390 A PL 28473390A PL 28473390 A PL28473390 A PL 28473390A PL 284733 A1 PL284733 A1 PL 284733A1
Authority
PL
Poland
Prior art keywords
advancing
self
roof supports
supports
advancing roof
Prior art date
Application number
PL28473390A
Other versions
PL162643B1 (en
Inventor
Marek Flak
Wincenty Pretor
Henryk Sroka
Jacek Gerlich
Original Assignee
Fazos Fabryka Zmechanizowanych
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 Fazos Fabryka Zmechanizowanych filed Critical Fazos Fabryka Zmechanizowanych
Priority to PL28473390A priority Critical patent/PL162643B1/en
Publication of PL284733A1 publication Critical patent/PL284733A1/en
Publication of PL162643B1 publication Critical patent/PL162643B1/en

Links

PL28473390A 1990-04-09 1990-04-09 System for advancing the self-advancing roof supports PL162643B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL28473390A PL162643B1 (en) 1990-04-09 1990-04-09 System for advancing the self-advancing roof supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL28473390A PL162643B1 (en) 1990-04-09 1990-04-09 System for advancing the self-advancing roof supports

Publications (2)

Publication Number Publication Date
PL284733A1 true PL284733A1 (en) 1991-10-21
PL162643B1 PL162643B1 (en) 1993-12-31

Family

ID=20050919

Family Applications (1)

Application Number Title Priority Date Filing Date
PL28473390A PL162643B1 (en) 1990-04-09 1990-04-09 System for advancing the self-advancing roof supports

Country Status (1)

Country Link
PL (1) PL162643B1 (en)

Also Published As

Publication number Publication date
PL162643B1 (en) 1993-12-31

Similar Documents

Publication Publication Date Title
DE3478045D1 (en) Mine roof support system
GB2258878B (en) Mine roof support system
GB2260558B (en) Mine roof supports
GB2231610B (en) Mine roof supports
ZA918563B (en) Mine tunnel support systems
ZA912383B (en) Mine roof support
GB2109450B (en) Underground roof support
GB2244297B (en) Roof lining system
GB2236788B (en) Mine roof supports
GB2235234B (en) Mine roof supports
PL284733A1 (en) System for advancing the self-advancing roof supports
GB2093102B (en) Mine roof support
PL284920A1 (en) Advancing system for self-advancing roof supports
GB9014178D0 (en) Mine roof supports
GB2108559B (en) Mine roof support
GB2097454B (en) Mine roof support
PL300661A1 (en) Advancing system for self-advancing roof supports
GB2243394B (en) Mine roof supports
PL288149A1 (en) Stirrup for mine roof supports
PL284433A1 (en) Self-advancing roof supports
PL284303A1 (en) Lemniscate-type self-advancing roof supports
PL287425A1 (en) Self-advancing roof supports
PL288068A1 (en) Self-advancing roof supports
PL52904Y1 (en) Self-advancing roof supports
PL284263A1 (en) Roof supports for longwall headings