GB2437961B - Environmental improvements for drilling on landfill sites - Google Patents

Environmental improvements for drilling on landfill sites

Info

Publication number
GB2437961B
GB2437961B GB0608995A GB0608995A GB2437961B GB 2437961 B GB2437961 B GB 2437961B GB 0608995 A GB0608995 A GB 0608995A GB 0608995 A GB0608995 A GB 0608995A GB 2437961 B GB2437961 B GB 2437961B
Authority
GB
United Kingdom
Prior art keywords
drilling
landfill sites
environmental improvements
environmental
landfill
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.)
Expired - Fee Related
Application number
GB0608995A
Other versions
GB0608995D0 (en
GB2437961A (en
Inventor
Geoffrey Kevin Ellison
Francis Alan Hay
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0608995A priority Critical patent/GB2437961B/en
Publication of GB0608995D0 publication Critical patent/GB0608995D0/en
Publication of GB2437961A publication Critical patent/GB2437961A/en
Application granted granted Critical
Publication of GB2437961B publication Critical patent/GB2437961B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/003—Drilling with mechanical conveying means
    • E21B7/005—Drilling with mechanical conveying means with helical conveying means
    • E21B7/006—Drilling with mechanical conveying means with helical conveying means combined with a bucket-type container
    • 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
    • E21B10/02—Core bits
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
    • 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
    • E21B7/00—Special methods or apparatus for drilling
GB0608995A 2006-05-06 2006-05-06 Environmental improvements for drilling on landfill sites Expired - Fee Related GB2437961B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0608995A GB2437961B (en) 2006-05-06 2006-05-06 Environmental improvements for drilling on landfill sites

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0608995A GB2437961B (en) 2006-05-06 2006-05-06 Environmental improvements for drilling on landfill sites

Publications (3)

Publication Number Publication Date
GB0608995D0 GB0608995D0 (en) 2006-06-14
GB2437961A GB2437961A (en) 2007-11-14
GB2437961B true GB2437961B (en) 2008-06-25

Family

ID=36604070

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0608995A Expired - Fee Related GB2437961B (en) 2006-05-06 2006-05-06 Environmental improvements for drilling on landfill sites

Country Status (1)

Country Link
GB (1) GB2437961B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2263489A (en) * 1992-01-21 1993-07-28 Xcalibre Equipment Ltd Core drilling system
WO1994029566A1 (en) * 1993-06-14 1994-12-22 The Dow Chemical Company Non-cryogenic production of nitrogen for on-site injection in downhole drilling
US5701963A (en) * 1996-01-31 1997-12-30 The United States Of America As Represented By The United States Department Of Energy Continuous injection of an inert gas through a drill rig for drilling into potentially hazardous areas

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2263489A (en) * 1992-01-21 1993-07-28 Xcalibre Equipment Ltd Core drilling system
WO1994029566A1 (en) * 1993-06-14 1994-12-22 The Dow Chemical Company Non-cryogenic production of nitrogen for on-site injection in downhole drilling
US5701963A (en) * 1996-01-31 1997-12-30 The United States Of America As Represented By The United States Department Of Energy Continuous injection of an inert gas through a drill rig for drilling into potentially hazardous areas

Also Published As

Publication number Publication date
GB0608995D0 (en) 2006-06-14
GB2437961A (en) 2007-11-14

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20130404 AND 20130410

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20210506