E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
255/11
E21B 10/00 (2006.01)
Patent
CA 2022193
Abstract of the Disclosure A method for loosening and/or recovering materials such as coal by means of compressed air breaking in which bore holes are made in any direction with continuous drill-flushing and compressed air breaking proceeds with the drilling equipment retained in the bore- hole. The compressed air breaking is performed by the same equipment and in some cases a wetting medium may be injected into the mineral around the bore-hole, and the bore-hole sealed at the collar.
Gergo Gyorgy
Monath Lajos
Nemeth Jozsef
Sebestyen Bela
Vida Zoltan
G. Ronald Bell & Associates
Gabor Monath Heirs Of The Estate Of Lajos Monath ¢deceased! To:
Gergo Gyorgy
Monath Lajos
Nemeth Jozsef
LandOfFree
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