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Title: Drill cuttings disposal method and system

Patent ·
OSTI ID:7168902

This patent describes a system for producing a slurry of finely ground solids and a carrier liquid suitable for injection into an earth formation and the like. It comprises: receiving means for receiving a quantity of the solids; means for conducting the solids to the receiving means; means for conducting the carrier liquid to the receiving means; conduit means in communication with the receiving means; and centrifugal pump means connected to the receiving means. This paper also described a method for disposing of drill cuttings produced during the drilling of a well into a wellbore penetrating an earth formation. It comprises: providing a system for generating a slurry formed of the drill cuttings and the carrier liquid; circulating the slurry through the centrifugal pump to reduce the particle size of the drill cuttings; and conducting the slurry to the injection pump and injecting the slurry into the wellbore.

Assignee:
Atlantic Richfield Co., Los Angeles, CA (United States)
Patent Number(s):
US 5129469; A
Application Number:
PPN: US 7-808695; TRN: 92-033645
OSTI ID:
7168902
Resource Relation:
Patent File Date: 16 Dec 1991
Country of Publication:
United States
Language:
English