PL324148A1 - Drive unit for cutting heads of longwall-type mechanical coal miners - Google Patents

Drive unit for cutting heads of longwall-type mechanical coal miners

Info

Publication number
PL324148A1
PL324148A1 PL32414897A PL32414897A PL324148A1 PL 324148 A1 PL324148 A1 PL 324148A1 PL 32414897 A PL32414897 A PL 32414897A PL 32414897 A PL32414897 A PL 32414897A PL 324148 A1 PL324148 A1 PL 324148A1
Authority
PL
Poland
Prior art keywords
longwall
drive unit
type mechanical
cutting heads
mechanical coal
Prior art date
Application number
PL32414897A
Other versions
PL186253B1 (en
Inventor
Edward Kusak
Stanislaw Wysocki
Andrzej Arazy
Original Assignee
Zabrzanskie Zaklady Naprawcze
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 Zabrzanskie Zaklady Naprawcze filed Critical Zabrzanskie Zaklady Naprawcze
Priority to PL97324148A priority Critical patent/PL186253B1/en
Publication of PL324148A1 publication Critical patent/PL324148A1/en
Publication of PL186253B1 publication Critical patent/PL186253B1/en

Links

PL97324148A 1997-12-31 1997-12-31 Drive unit for cutting heads of longwall-type mechanical coal miners PL186253B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL97324148A PL186253B1 (en) 1997-12-31 1997-12-31 Drive unit for cutting heads of longwall-type mechanical coal miners

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL97324148A PL186253B1 (en) 1997-12-31 1997-12-31 Drive unit for cutting heads of longwall-type mechanical coal miners

Publications (2)

Publication Number Publication Date
PL324148A1 true PL324148A1 (en) 1999-07-05
PL186253B1 PL186253B1 (en) 2003-12-31

Family

ID=20071307

Family Applications (1)

Application Number Title Priority Date Filing Date
PL97324148A PL186253B1 (en) 1997-12-31 1997-12-31 Drive unit for cutting heads of longwall-type mechanical coal miners

Country Status (1)

Country Link
PL (1) PL186253B1 (en)

Also Published As

Publication number Publication date
PL186253B1 (en) 2003-12-31

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Legal Events

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

Effective date: 20051231