GB2491577A8 - Camera assembly for use in a subterranean well - Google Patents

Camera assembly for use in a subterranean well

Info

Publication number
GB2491577A8
GB2491577A8 GB201109328A GB201109328A GB2491577A8 GB 2491577 A8 GB2491577 A8 GB 2491577A8 GB 201109328 A GB201109328 A GB 201109328A GB 201109328 A GB201109328 A GB 201109328A GB 2491577 A8 GB2491577 A8 GB 2491577A8
Authority
GB
United Kingdom
Prior art keywords
camera assembly
subterranean well
subterranean
well
camera
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.)
Withdrawn
Application number
GB201109328A
Other versions
GB2491577A (en
GB201109328D0 (en
Inventor
Nigel Halladay
Mathew Davis
Mark Alan Robert Kneebone
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.)
CALIDUS ENGINEERING Ltd
Original Assignee
CALIDUS ENGINEERING 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 CALIDUS ENGINEERING Ltd filed Critical CALIDUS ENGINEERING Ltd
Priority to GB1109328.3A priority Critical patent/GB2491577A/en
Publication of GB201109328D0 publication Critical patent/GB201109328D0/en
Publication of GB2491577A publication Critical patent/GB2491577A/en
Publication of GB2491577A8 publication Critical patent/GB2491577A8/en
Withdrawn legal-status Critical Current

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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/002—Survey of boreholes or wells by visual inspection
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2476—Non-optical details, e.g. housings, mountings, supports
    • G02B23/2492—Arrangements for use in a hostile environment, e.g. a very hot, cold or radioactive environment
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/002—Survey of boreholes or wells by visual inspection
    • E21B47/0025—Survey of boreholes or wells by visual inspection generating an image of the borehole wall using down-hole measurements, e.g. acoustic or electric
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
    • G03B37/005—Photographing internal surfaces, e.g. of pipe
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0087—Simple or compound lenses with index gradient

Landscapes

  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Studio Devices (AREA)
GB1109328.3A 2011-06-03 2011-06-03 Down-hole camera assembly with gradient index lens relay Withdrawn GB2491577A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1109328.3A GB2491577A (en) 2011-06-03 2011-06-03 Down-hole camera assembly with gradient index lens relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1109328.3A GB2491577A (en) 2011-06-03 2011-06-03 Down-hole camera assembly with gradient index lens relay

Publications (3)

Publication Number Publication Date
GB201109328D0 GB201109328D0 (en) 2011-07-20
GB2491577A GB2491577A (en) 2012-12-12
GB2491577A8 true GB2491577A8 (en) 2013-07-10

Family

ID=44343359

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1109328.3A Withdrawn GB2491577A (en) 2011-06-03 2011-06-03 Down-hole camera assembly with gradient index lens relay

Country Status (1)

Country Link
GB (1) GB2491577A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2500671B8 (en) 2012-03-29 2014-07-09 Ev Offshore Ltd Camera assembly
NO342929B1 (en) * 2014-04-16 2018-09-03 Vision Io As inspection Tools
GB2582561B (en) * 2019-03-22 2023-05-24 Ev Offshore Ltd Downhole imaging

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4641927A (en) * 1982-03-24 1987-02-10 Dyonics, Inc. Chromatic aberration corrected gradient index lens system
DE3527393A1 (en) * 1985-07-31 1987-02-05 Wolf Gmbh Richard ENDOSCOPE OPTICS
US5032000A (en) * 1988-01-29 1991-07-16 Canon Kabushiki Kaisha Gradient index-type optical device and process for production thereof
US5182672A (en) * 1990-07-17 1993-01-26 Minolta Camera Co., Ltd. Finder optical system
WO1992014342A1 (en) * 1991-01-31 1992-08-20 Hitwell Video, Inc. Method and apparatus for viewing a bore hole
US5361166A (en) * 1993-01-28 1994-11-01 Gradient Lens Corporation Negative abbe number radial gradient index relay and use of same

Also Published As

Publication number Publication date
GB2491577A (en) 2012-12-12
GB201109328D0 (en) 2011-07-20

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)