PL260591A1 - A sliding means for non-lemniscate powered mining shield supports - Google Patents

A sliding means for non-lemniscate powered mining shield supports

Info

Publication number
PL260591A1
PL260591A1 PL26059186A PL26059186A PL260591A1 PL 260591 A1 PL260591 A1 PL 260591A1 PL 26059186 A PL26059186 A PL 26059186A PL 26059186 A PL26059186 A PL 26059186A PL 260591 A1 PL260591 A1 PL 260591A1
Authority
PL
Poland
Prior art keywords
lemniscate
sliding means
shield supports
mining shield
powered mining
Prior art date
Application number
PL26059186A
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 filed Critical
Priority to PL26059186A priority Critical patent/PL260591A1/en
Publication of PL260591A1 publication Critical patent/PL260591A1/en

Links

PL26059186A 1986-07-10 1986-07-10 A sliding means for non-lemniscate powered mining shield supports PL260591A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL26059186A PL260591A1 (en) 1986-07-10 1986-07-10 A sliding means for non-lemniscate powered mining shield supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL26059186A PL260591A1 (en) 1986-07-10 1986-07-10 A sliding means for non-lemniscate powered mining shield supports

Publications (1)

Publication Number Publication Date
PL260591A1 true PL260591A1 (en) 1988-04-28

Family

ID=20031939

Family Applications (1)

Application Number Title Priority Date Filing Date
PL26059186A PL260591A1 (en) 1986-07-10 1986-07-10 A sliding means for non-lemniscate powered mining shield supports

Country Status (1)

Country Link
PL (1) PL260591A1 (en)

Similar Documents

Publication Publication Date Title
GB2212836B (en) Mining machine
ZA878900B (en) Coal-cutting machine
GB2175940B (en) Mining machine
GB2206913B (en) Mining machine
GB8622370D0 (en) Shield tunneling machine
GB8722161D0 (en) Rapid advance mining machine
GB8624115D0 (en) Mining machine
GB2172636B (en) Improvements in machines for use in mining or tunnelling
PL260591A1 (en) A sliding means for non-lemniscate powered mining shield supports
GB2193522B (en) Support unit for underground coalface support structure
ZA872259B (en) Drive arrangement for tramming conveyor
ZA873555B (en) Movable device for openpit mining
GB2196673B (en) Mining apparatus
GB2169941B (en) Mining machine
GB2215763B (en) Mine supports
PL261820A1 (en) A mine supports
PL257548A1 (en) Mining machine
GB8624586D0 (en) Mining machine
GB8608914D0 (en) Mining machine
GB8627701D0 (en) Mining machines
PL268553A1 (en) Mining measuring-registration operator
PL255075A1 (en) Mining/loading machine
PL266423A1 (en) Combination longwall machine
ZA855943B (en) Continuous mining machine
PL253320A1 (en) Mining head for mining machines