Inventor
HEINTZMANN PETER
DE11 patents
⚠️ This page may combine multiple inventors who share the name “HEINTZMANN PETER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BOCHUMER EISEN HEINTZMANN
10 patentsUS5647640AJul 15, 1997
Continuously operating mining machines with plow and conveyor chains and method of operating same
BOCHUMER EISEN HEINTZMANN40 citations91
US4332512AJun 1, 1982
Arrangement for erecting columnar supporting elements for underground excavations
BOCHUMER EISEN HEINTZMANN19 citations73
US4465404AAug 14, 1984
Wall element for an underground gallery
BOCHUMER EISEN HEINTZMANN17 citations72
US4576524AMar 18, 1986
Rock anchor arrangement
BOCHUMER EISEN HEINTZMANN14 citations71
US5110187AMay 5, 1992
Apparatus for the mining of mineral matter, especially coal
BOCHUMER EISEN HEINTZMANN13 citations67
US6267211B1Jul 31, 2001
Drive unit for machinery, especially mining machinery
BOCHUMER EISEN HEINTZMANN9 citations66
US5895097AApr 20, 1999
Continuously operating mining machine for simultaneous excavation and conveying of coal
BOCHUMER EISEN HEINTZMANN3 citations61
US4620748ANov 4, 1986
Method of and arrangement for loosening, loading and transporting of stratified minerals in underground elongated front longwalls
BOCHUMER EISEN HEINTZMANN1 citations50
US4630973ADec 23, 1986
Peripherally flexible prop arch for mining tracks, tunnels or the like
BOCHUMER EISEN HEINTZMANN0 citations40
US4586530AMay 6, 1986
Arrangement for supplying of consumers with pressure fluids
BOCHUMER EISEN HEINTZMANN0 citations36