PL321976A1 - Hydraulic system for controlling initial supporting power of roof supports - Google Patents

Hydraulic system for controlling initial supporting power of roof supports

Info

Publication number
PL321976A1
PL321976A1 PL32197697A PL32197697A PL321976A1 PL 321976 A1 PL321976 A1 PL 321976A1 PL 32197697 A PL32197697 A PL 32197697A PL 32197697 A PL32197697 A PL 32197697A PL 321976 A1 PL321976 A1 PL 321976A1
Authority
PL
Poland
Prior art keywords
hydraulic system
supporting power
roof supports
initial supporting
controlling initial
Prior art date
Application number
PL32197697A
Other versions
PL185673B1 (en
Inventor
Przemyslaw Majewski
Ryszard Diederichs
Karol Brachaczek
Original Assignee
Ct Kt Maszyn Gorniczych Komag
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 filed Critical Ct Kt Maszyn Gorniczych Komag
Priority to PL97321976A priority Critical patent/PL185673B1/en
Publication of PL321976A1 publication Critical patent/PL321976A1/en
Publication of PL185673B1 publication Critical patent/PL185673B1/en

Links

PL97321976A 1997-09-05 1997-09-05 Hydraulic system for controlling initial supporting power of roof supports PL185673B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL97321976A PL185673B1 (en) 1997-09-05 1997-09-05 Hydraulic system for controlling initial supporting power of roof supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL97321976A PL185673B1 (en) 1997-09-05 1997-09-05 Hydraulic system for controlling initial supporting power of roof supports

Publications (2)

Publication Number Publication Date
PL321976A1 true PL321976A1 (en) 1999-03-15
PL185673B1 PL185673B1 (en) 2003-07-31

Family

ID=20070583

Family Applications (1)

Application Number Title Priority Date Filing Date
PL97321976A PL185673B1 (en) 1997-09-05 1997-09-05 Hydraulic system for controlling initial supporting power of roof supports

Country Status (1)

Country Link
PL (1) PL185673B1 (en)

Also Published As

Publication number Publication date
PL185673B1 (en) 2003-07-31

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Legal Events

Date Code Title Description
LAPS Decisions on the lapse of the protection rights

Effective date: 20050905