发明名称 Method and apparatus for injecting drilling waste into a well while drilling
摘要 A method for disposing of drill cuttings generated during the process of drilling oil and gas wells, by injection into the annulus of a well bore and into the earth formation, throughout the well bore operation through the use of secondary casings, injection tubes attached externally to the surface casing string and by injection into a special well bore directionally drill adjacent the primary well bore in a path leading away from the primary well.
申请公布号 US5884715(A) 申请公布日期 1999.03.23
申请号 US19970904797 申请日期 1997.08.01
申请人 REDDOCH, JEFFREY 发明人 REDDOCH, JEFFREY
分类号 B09C1/00;B09B1/00;E21B21/00;E21B33/068;E21B41/00;(IPC1-7):E21B21/06;B09B5/00 主分类号 B09C1/00
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