PL344280A1 - Mine roof supports - Google Patents

Mine roof supports

Info

Publication number
PL344280A1
PL344280A1 PL34428000A PL34428000A PL344280A1 PL 344280 A1 PL344280 A1 PL 344280A1 PL 34428000 A PL34428000 A PL 34428000A PL 34428000 A PL34428000 A PL 34428000A PL 344280 A1 PL344280 A1 PL 344280A1
Authority
PL
Poland
Prior art keywords
mine roof
roof supports
supports
mine
roof
Prior art date
Application number
PL34428000A
Other versions
PL193581B1 (en
Inventor
Jan Lenard
Zbigniew Cieslak
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 PL344280A priority Critical patent/PL193581B1/en
Publication of PL344280A1 publication Critical patent/PL344280A1/en
Publication of PL193581B1 publication Critical patent/PL193581B1/en

Links

PL344280A 2000-12-01 2000-12-01 Mine roof supports PL193581B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL344280A PL193581B1 (en) 2000-12-01 2000-12-01 Mine roof supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL344280A PL193581B1 (en) 2000-12-01 2000-12-01 Mine roof supports

Publications (2)

Publication Number Publication Date
PL344280A1 true PL344280A1 (en) 2002-06-03
PL193581B1 PL193581B1 (en) 2007-02-28

Family

ID=20077877

Family Applications (1)

Application Number Title Priority Date Filing Date
PL344280A PL193581B1 (en) 2000-12-01 2000-12-01 Mine roof supports

Country Status (1)

Country Link
PL (1) PL193581B1 (en)

Also Published As

Publication number Publication date
PL193581B1 (en) 2007-02-28

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Legal Events

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

Effective date: 20111201