AU7806800A - Method of drilling a borehole - Google Patents

Method of drilling a borehole

Info

Publication number
AU7806800A
AU7806800A AU78068/00A AU7806800A AU7806800A AU 7806800 A AU7806800 A AU 7806800A AU 78068/00 A AU78068/00 A AU 78068/00A AU 7806800 A AU7806800 A AU 7806800A AU 7806800 A AU7806800 A AU 7806800A
Authority
AU
Australia
Prior art keywords
borehole
drilling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU78068/00A
Inventor
Richard Rebecca
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PSL TECHNOLOGY Ltd
Original Assignee
PSL TECHNOLOGY Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by PSL TECHNOLOGY Ltd filed Critical PSL TECHNOLOGY Ltd
Publication of AU7806800A publication Critical patent/AU7806800A/en
Abandoned legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/322—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools cutter shifted by fluid pressure
AU78068/00A 1999-10-15 2000-10-16 Method of drilling a borehole Abandoned AU7806800A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9924399 1999-10-15
GBGB9924399.0A GB9924399D0 (en) 1999-10-15 1999-10-15 Method
PCT/GB2000/003961 WO2001029363A1 (en) 1999-10-15 2000-10-16 Method of drilling a borehole

Publications (1)

Publication Number Publication Date
AU7806800A true AU7806800A (en) 2001-04-30

Family

ID=10862786

Family Applications (1)

Application Number Title Priority Date Filing Date
AU78068/00A Abandoned AU7806800A (en) 1999-10-15 2000-10-16 Method of drilling a borehole

Country Status (3)

Country Link
AU (1) AU7806800A (en)
GB (1) GB9924399D0 (en)
WO (1) WO2001029363A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106988683B (en) * 2017-05-04 2023-06-02 同济大学 Telescopic deviation correcting drill bit for assisting pipe shed drilling

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080092A (en) * 1976-06-04 1978-03-21 Hudson Russell O Portable drill guide apparatus
US5074366A (en) * 1990-06-21 1991-12-24 Baker Hughes Incorporated Method and apparatus for horizontal drilling
US5141063A (en) * 1990-08-08 1992-08-25 Quesenbury Jimmy B Restriction enhancement drill
US5174374A (en) * 1991-10-17 1992-12-29 Hailey Charles D Clean-out tool cutting blade
EP0577545A1 (en) * 1992-06-19 1994-01-05 Broder Ag Drill bit
GB2320270B (en) * 1996-12-06 2001-01-17 Psl Tools Ltd Downhole tool

Also Published As

Publication number Publication date
GB9924399D0 (en) 1999-12-15
WO2001029363A1 (en) 2001-04-26

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase