PL299641A1 - Hydraulic prop in particular for self-advancing roof supports - Google Patents

Hydraulic prop in particular for self-advancing roof supports

Info

Publication number
PL299641A1
PL299641A1 PL29964193A PL29964193A PL299641A1 PL 299641 A1 PL299641 A1 PL 299641A1 PL 29964193 A PL29964193 A PL 29964193A PL 29964193 A PL29964193 A PL 29964193A PL 299641 A1 PL299641 A1 PL 299641A1
Authority
PL
Poland
Prior art keywords
self
hydraulic prop
roof supports
advancing roof
advancing
Prior art date
Application number
PL29964193A
Other versions
PL170780B1 (en
Inventor
Stanislaw Zadlo
Michal Sulkowski
Marian Tengler
Wieslaw Piecha
Stefan Kocurek
Edward Ciapala
Original Assignee
Staszic Kopalnia Wegla Kamienn
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 Staszic Kopalnia Wegla Kamienn filed Critical Staszic Kopalnia Wegla Kamienn
Priority to PL29964193A priority Critical patent/PL170780B1/en
Publication of PL299641A1 publication Critical patent/PL299641A1/en
Publication of PL170780B1 publication Critical patent/PL170780B1/en

Links

PL29964193A 1993-07-08 1993-07-08 Hydraulic prop in particular for self-advancing roof supports PL170780B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL29964193A PL170780B1 (en) 1993-07-08 1993-07-08 Hydraulic prop in particular for self-advancing roof supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL29964193A PL170780B1 (en) 1993-07-08 1993-07-08 Hydraulic prop in particular for self-advancing roof supports

Publications (2)

Publication Number Publication Date
PL299641A1 true PL299641A1 (en) 1993-12-27
PL170780B1 PL170780B1 (en) 1997-01-31

Family

ID=20060474

Family Applications (1)

Application Number Title Priority Date Filing Date
PL29964193A PL170780B1 (en) 1993-07-08 1993-07-08 Hydraulic prop in particular for self-advancing roof supports

Country Status (1)

Country Link
PL (1) PL170780B1 (en)

Also Published As

Publication number Publication date
PL170780B1 (en) 1997-01-31

Similar Documents

Publication Publication Date Title
PL321700A1 (en) Hydraulic self-advancing roof supports
PL315107A1 (en) Apparatus for prestressing mine roof supporting props and mine roof supporting prop as such
PL299641A1 (en) Hydraulic prop in particular for self-advancing roof supports
PL294419A1 (en) Self-advancing roof supports for use in conjunction with hydraulic filling
PL54213Y1 (en) Hydraulic prop for roof supports
PL284262A1 (en) Hydraulic prop for mine roof supports
PL290075A1 (en) Hydraulic supply system in particular for hydraulic prop roof supports
PL55045Y1 (en) Self-advancing roof supports
PL299601A1 (en) Self-advancing roof supports
PL55052Y1 (en) Self-advancing roof supports
PL297682A1 (en) Self-advancing roof supports
PL311453A1 (en) Hydraulic prop for mine working roof supports
PL297526A1 (en) Hydraulic prop
PL298461A1 (en) Lemniscate type self-advancing roof supports
PL302601A1 (en) Lemniscate type self-advancing roof supports
PL275563A1 (en) Hydraulic roof support prop
ZA937565B (en) Mine support prop
PL302552A1 (en) Hydraulic prop stabilizing system
ZA948675B (en) Mine prop prestressing means
ZA943891B (en) Mine prop
ZA931268B (en) Mine prop
PL290368A1 (en) Shield-type roof supports with props
PL310093A1 (en) Single mine roof supporting prop
PL101827U1 (en) Roof support prop
GB9218992D0 (en) Improvements in mining roof supports