An apparatus and a method of fragmenting hard particles

Details An apparatus and a method of fragmenting hard particles An apparatus and a method of fragmenting hard particles

E - Fixed Constructions

21

B

E21B 43/40 (2006.01) E21B 43/34 (2006.01)

Patent

CA 2620925

A method of treating particulate hard materials driven to the surface of a well in a returning well flow in connection with a producing well or well stimulation operations in the petroleum production industry, the method including fragmentation of the hard particles by means of a crushing device, whereupon the fragmented hard particles are turned into a slurry which is then re-injected into an injection well .

L'invention porte sur un procédé de fragmentation de matériaux en particules dures se trouvant dans le flux de retour d'un puits de production ou de simulation de l'industrie pétrolière. Le procédé consiste à fragmenter les particules dures au moyen d'un broyeur et à en faire une boue qui est réinjectée dans un puits d'injection.

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