PL242445A1 - Hydraulic longwall roof support - Google Patents

Hydraulic longwall roof support

Info

Publication number
PL242445A1
PL242445A1 PL24244583A PL24244583A PL242445A1 PL 242445 A1 PL242445 A1 PL 242445A1 PL 24244583 A PL24244583 A PL 24244583A PL 24244583 A PL24244583 A PL 24244583A PL 242445 A1 PL242445 A1 PL 242445A1
Authority
PL
Poland
Prior art keywords
roof support
longwall roof
hydraulic longwall
hydraulic
support
Prior art date
Application number
PL24244583A
Other versions
PL139458B1 (en
Inventor
Stanislaw Romanowicz
Original Assignee
Ct Mechanizacji Gornictwa Komg
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 Mechanizacji Gornictwa Komg filed Critical Ct Mechanizacji Gornictwa Komg
Priority to PL24244583A priority Critical patent/PL139458B1/en
Publication of PL242445A1 publication Critical patent/PL242445A1/en
Publication of PL139458B1 publication Critical patent/PL139458B1/en

Links

PL24244583A 1983-06-08 1983-06-08 Hydraulic longwall roof support PL139458B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL24244583A PL139458B1 (en) 1983-06-08 1983-06-08 Hydraulic longwall roof support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL24244583A PL139458B1 (en) 1983-06-08 1983-06-08 Hydraulic longwall roof support

Publications (2)

Publication Number Publication Date
PL242445A1 true PL242445A1 (en) 1984-12-17
PL139458B1 PL139458B1 (en) 1987-01-31

Family

ID=20017430

Family Applications (1)

Application Number Title Priority Date Filing Date
PL24244583A PL139458B1 (en) 1983-06-08 1983-06-08 Hydraulic longwall roof support

Country Status (1)

Country Link
PL (1) PL139458B1 (en)

Also Published As

Publication number Publication date
PL139458B1 (en) 1987-01-31

Similar Documents

Publication Publication Date Title
DE3478045D1 (en) Mine roof support system
GB2152570B (en) Mine roof support unit
AU2444684A (en) Mine roof support
AU568663B2 (en) Mine roof support
GB8424334D0 (en) Mine roof supports
GB8316941D0 (en) Mine roof supports
GB8310348D0 (en) Roof support for mines
GB2093102B (en) Mine roof support
GB2097454B (en) Mine roof support
GB2108559B (en) Mine roof support
PL242445A1 (en) Hydraulic longwall roof support
GB8424927D0 (en) Mine roof support structure
GB2148370B (en) Mine roof support advance rams
GB2127885B (en) Mine roof support
ZA841702B (en) Mine roof supports
ZA844800B (en) Hydraulic mine support
AU571621B2 (en) Mine roof support
PL244567A1 (en) Longwall type roof support
PL240603A1 (en) Hydraulic roof supports
GB8307391D0 (en) Mine roof support
PL244493A1 (en) Shield-type roof support
PL250906A1 (en) Longwall roof support unit
PL244532A1 (en) Lemniscate type roof support
PL237440A1 (en) Longwall roof support
GB8330556D0 (en) Mine roof supports