PL282465A1 - System for controlling operation of self-avancing longwell roof supports - Google Patents

System for controlling operation of self-avancing longwell roof supports

Info

Publication number
PL282465A1
PL282465A1 PL28246589A PL28246589A PL282465A1 PL 282465 A1 PL282465 A1 PL 282465A1 PL 28246589 A PL28246589 A PL 28246589A PL 28246589 A PL28246589 A PL 28246589A PL 282465 A1 PL282465 A1 PL 282465A1
Authority
PL
Poland
Prior art keywords
avancing
longwell
self
controlling operation
roof supports
Prior art date
Application number
PL28246589A
Inventor
Jurand Sobczyk
Mariusz Skipirzepa
Jerzy Krodkiewski
Wladyslaw Sikora
Original Assignee
Polmag Emag Przed Mechanizacji
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 Polmag Emag Przed Mechanizacji filed Critical Polmag Emag Przed Mechanizacji
Priority to PL28246589A priority Critical patent/PL282465A1/en
Publication of PL282465A1 publication Critical patent/PL282465A1/en

Links

PL28246589A 1989-11-23 1989-11-23 System for controlling operation of self-avancing longwell roof supports PL282465A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL28246589A PL282465A1 (en) 1989-11-23 1989-11-23 System for controlling operation of self-avancing longwell roof supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL28246589A PL282465A1 (en) 1989-11-23 1989-11-23 System for controlling operation of self-avancing longwell roof supports

Publications (1)

Publication Number Publication Date
PL282465A1 true PL282465A1 (en) 1991-06-03

Family

ID=20049383

Family Applications (1)

Application Number Title Priority Date Filing Date
PL28246589A PL282465A1 (en) 1989-11-23 1989-11-23 System for controlling operation of self-avancing longwell roof supports

Country Status (1)

Country Link
PL (1) PL282465A1 (en)

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