|
RU94028825A
|
|
Method of driving of mine working
|
|
RU2085698C1
|
|
Centralizer for drill rods
|
|
RU2071421C1
|
|
Portable electric vulcanizer
|
|
RU2044998C1
|
|
Method for rock blasting in open pit
|
|
RU2088759C1
|
|
Method of rock mass mining by benches
|
|
RU2046941C1
|
|
Pillars demolition method
|
|
RU2091580C1
|
|
Device for delivery of charging hose into hole
|
|
RU2006736C1
|
|
Device for mixing and transporting components and well charge
|
|
RU2023132C1
|
|
Inertial reamer
|
|
RU1797655C
|
|
Method for formation of cavity in rock mass
|
|
RU1799417C
|
|
Method for attaching baffle of working
|
|
RU1820187C
|
|
Method and device for dangerous value of stray current discrimination while explosive material firing by electric detonator
|
|
RU2006562C1
|
|
Device for drilling slit spaces
|
|
RU1838611C
|
|
Air pulse generator
|
|
RU2031080C1
|
|
Vehicle lift
|
|
RU2000433C1
|
|
Method for determination of stresses on large bases in underground mining of ore bodies
|
|
RU1788290C
|
|
Device for damping air shock wave
|
|
RU1804538C
|
|
Well drilling reamer
|
|
RU2003034C1
|
|
Method for driving mining working
|
|
RU1803581C
|
|
Anchor for supporting rock workings
|
