Results 301 to 310 of about 877,348 (312)

Mining Methods for Underground Mining of Oilshale

1987
openaire   +1 more source

underground coal mine

2014
openaire   +1 more source

underground (mine) shaft

2014
openaire   +1 more source

underground hydraulic mining

2014
openaire   +1 more source

underground bench mining

2014
openaire   +1 more source

underground mining practice

2014
openaire   +1 more source

underground ore mine

2014
openaire   +1 more source

mining by underground workings

2014
openaire   +1 more source

Underground Mining Standards

openaire   +1 more source

Controller for underground mining

2007
UHLENDORF FERDINAND, WEIGEL WILFRIED, WESSELMANN JOHANNES, TITSCHERT JENS, TSCHOEPE JUERGEN   +4 more
openaire   +1 more source