PL250010A1 - Roof-bar for self-advancing roof supports - Google Patents

Roof-bar for self-advancing roof supports

Info

Publication number
PL250010A1
PL250010A1 PL25001084A PL25001084A PL250010A1 PL 250010 A1 PL250010 A1 PL 250010A1 PL 25001084 A PL25001084 A PL 25001084A PL 25001084 A PL25001084 A PL 25001084A PL 250010 A1 PL250010 A1 PL 250010A1
Authority
PL
Poland
Prior art keywords
roof
self
bar
advancing
supports
Prior art date
Application number
PL25001084A
Inventor
Zygmunt Holona
Franciszek Kopka
Ernestyn Polak
Herbert Tomanek
Original Assignee
Kopalnia Wegla Kamiennego Marc
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 Kopalnia Wegla Kamiennego Marc filed Critical Kopalnia Wegla Kamiennego Marc
Priority to PL25001084A priority Critical patent/PL250010A1/en
Publication of PL250010A1 publication Critical patent/PL250010A1/en

Links

PL25001084A 1984-10-11 1984-10-11 Roof-bar for self-advancing roof supports PL250010A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL25001084A PL250010A1 (en) 1984-10-11 1984-10-11 Roof-bar for self-advancing roof supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL25001084A PL250010A1 (en) 1984-10-11 1984-10-11 Roof-bar for self-advancing roof supports

Publications (1)

Publication Number Publication Date
PL250010A1 true PL250010A1 (en) 1986-04-22

Family

ID=20023739

Family Applications (1)

Application Number Title Priority Date Filing Date
PL25001084A PL250010A1 (en) 1984-10-11 1984-10-11 Roof-bar for self-advancing roof supports

Country Status (1)

Country Link
PL (1) PL250010A1 (en)

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