Non-cryogenic production of nitrogen for on-site injection...

Details Non-cryogenic production of nitrogen for on-site injection... Non-cryogenic production of nitrogen for on-site injection...

E - Fixed Constructions

21

B

E21B 21/00 (2006.01) C08K 7/08 (2006.01) E21B 21/14 (2006.01) E21B 21/16 (2006.01)

Patent

CA 2149244

2149244 9429566 PCTABS00034 There is disclosed a method for oil or gas drilling or the drilling of a geothermal well in which a compressed inert gas, produced by the non-cryogenic separation of air is delivered to the drilling region of the downhole.

Méthode destinée au forage de puits de pétrole ou de gaz, qui consiste à injecter un gaz inerte comprimé, obtenu par séparation non cryogénique d'air, autour du point de forage en fond de trou.

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