above other miners who were setting off a Cardox
charge to free a blockage in the vessel.
 studied the application of C[O.sub.2] gas fracturing in low-permeability gassy coal seams using the CARDOX
system, which could cause the LC[O.sub.2] to form a high-pressure gas, and the results indicated that the permeability and methane drainage effectiveness were significantly improved.
tube system was first developed and used by a British company called CARDOX
Third placed is the Cardox
technology which offers advantages that include no requirements for special handling, storing, transportation or operational permits.
Drifting is with air-powered jack-leg drills and Cardox
tubes are used for fragmentation rather than explosives.
Recarbonators are furnished by Cardox Corp.; Infilco Degremont, Inc.
The liquefied product is available in bulk from many firms, including Cardox Corp.
Pickering, "Tests on cardox
for the reinstatement of approval for use in coal mines," in Proceedings of Industry Applications Society Annual Meeting, pp.
"Historically, many cement manufacturers have been forced to resort to manual cleaning by Cardox
blasting," said Brad Pronschinske, Martin Engineering global product manager.
This company manufactures and sells the bin whip/drills (the only all hydraulic unit) for silo cleaning, AirForce air cannons, and Cardox
blasting systems for clearing of blockages.