DK0901562T3 - Borehulsapparat - Google Patents

Borehulsapparat

Info

Publication number
DK0901562T3
DK0901562T3 DK97923175T DK97923175T DK0901562T3 DK 0901562 T3 DK0901562 T3 DK 0901562T3 DK 97923175 T DK97923175 T DK 97923175T DK 97923175 T DK97923175 T DK 97923175T DK 0901562 T3 DK0901562 T3 DK 0901562T3
Authority
DK
Denmark
Prior art keywords
borehole device
borehole
Prior art date
Application number
DK97923175T
Other languages
English (en)
Inventor
Alan Martyn Eddison
Ronnie Hardie
Original Assignee
Andergauge 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26309360&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0901562(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GBGB9610451.8A external-priority patent/GB9610451D0/en
Priority claimed from GBGB9625096.4A external-priority patent/GB9625096D0/en
Application filed by Andergauge Ltd filed Critical Andergauge Ltd
Application granted granted Critical
Publication of DK0901562T3 publication Critical patent/DK0901562T3/da

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Bipolar Transistors (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Gyroscopes (AREA)
DK97923175T 1996-05-18 1997-05-16 Borehulsapparat DK0901562T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9610451.8A GB9610451D0 (en) 1996-05-18 1996-05-18 Drilling apparatus and method
GBGB9625096.4A GB9625096D0 (en) 1996-12-03 1996-12-03 Downhole apparatus
EP97923175A EP0901562B1 (en) 1996-05-18 1997-05-16 Downhole apparatus

Publications (1)

Publication Number Publication Date
DK0901562T3 true DK0901562T3 (da) 2005-01-17

Family

ID=26309360

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97923175T DK0901562T3 (da) 1996-05-18 1997-05-16 Borehulsapparat

Country Status (8)

Country Link
US (2) US6279670B1 (da)
EP (1) EP0901562B1 (da)
AU (1) AU2904697A (da)
CA (1) CA2255065C (da)
DK (1) DK0901562T3 (da)
ES (1) ES2225970T3 (da)
NO (1) NO317360B1 (da)
WO (1) WO1997044565A1 (da)

Families Citing this family (184)

* Cited by examiner, † Cited by third party
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NO985358D0 (no) 1998-11-17
US6279670B1 (en) 2001-08-28
CA2255065A1 (en) 1997-11-27
AU2904697A (en) 1997-12-09
ES2225970T3 (es) 2005-03-16
WO1997044565A1 (en) 1997-11-27
US20010054515A1 (en) 2001-12-27
US6508317B2 (en) 2003-01-21
EP0901562B1 (en) 2004-10-13
NO985358L (no) 1999-01-13
NO317360B1 (no) 2004-10-18
CA2255065C (en) 2007-01-23
EP0901562A1 (en) 1999-03-17

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