|
RU2080309C1
|
|
Method of fabricating clay bricks
|
|
RU2039256C1
|
|
Method for evaluation of quality of cementation of rock mass
|
|
RU2047776C1
|
|
Manipulator for setting up and withdrawing supports
|
|
RU2074961C1
|
|
Mechanized support for thick seams
|
|
RU2041358C1
|
|
Method for evaluation of irregularity in distribution of absorbing capacity of rock mass
|
|
RU2047774C1
|
|
Method for rock hardening by means of cementation
|
|
RU2052108C1
|
|
Method for regional prognostication of rock mass burst hazard and device for its embodiment
|
|
RU2026977C1
|
|
Drill string for machines of horizontal and inclined drilling
|
|
RU2016278C1
|
|
Antifriction bearing
|
|
RU1804561C
|
|
Frame support
|
|
RU1807213C
|
|
Method for stabilization of rocks
|
|
RU1803963C
|
|
Self-recovering flip-flop
|
|
RU2018663C1
|
|
Method for driving of extraction drifts
|
|
RU2025552C1
|
|
Culvert
|
|
RU1813512C
|
|
Oil purification filter
|
|
RU1807211C
|
|
Method for grouting rocks
|
|
RU1813510C
|
|
Oil-filter
|
|
RU1819659C
|
|
Oil filter
|
|
RU1812159C
|
|
Conveyer belt centering device
|
|
RU1801876C
|
|
Conveyer belt centering device
|
