FR2678966B1 - TOOL WITH INTEGRATED DETECTOR. - Google Patents

TOOL WITH INTEGRATED DETECTOR.

Info

Publication number
FR2678966B1
FR2678966B1 FR9108852A FR9108852A FR2678966B1 FR 2678966 B1 FR2678966 B1 FR 2678966B1 FR 9108852 A FR9108852 A FR 9108852A FR 9108852 A FR9108852 A FR 9108852A FR 2678966 B1 FR2678966 B1 FR 2678966B1
Authority
FR
France
Prior art keywords
tool
integrated detector
detector
integrated
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 - Lifetime
Application number
FR9108852A
Other languages
French (fr)
Other versions
FR2678966A1 (en
Inventor
Pascal Relet
Gerard Giboux
Christian Wartel
Pascal Vergamer
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.)
Engie SA
Original Assignee
Gaz de France SA
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 Gaz de France SA filed Critical Gaz de France SA
Priority to FR9108852A priority Critical patent/FR2678966B1/en
Publication of FR2678966A1 publication Critical patent/FR2678966A1/en
Application granted granted Critical
Publication of FR2678966B1 publication Critical patent/FR2678966B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B47/02—Determining slope or direction
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/24—Safety devices, e.g. for preventing overload
    • E02F9/245—Safety devices, e.g. for preventing overload for preventing damage to underground objects during excavation, e.g. indicating buried pipes or the like
    • 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
    • E21B10/00—Drill bits
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • 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
    • E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
    • E21B47/017—Protecting measuring instruments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
FR9108852A 1991-07-12 1991-07-12 TOOL WITH INTEGRATED DETECTOR. Expired - Lifetime FR2678966B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9108852A FR2678966B1 (en) 1991-07-12 1991-07-12 TOOL WITH INTEGRATED DETECTOR.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9108852A FR2678966B1 (en) 1991-07-12 1991-07-12 TOOL WITH INTEGRATED DETECTOR.

Publications (2)

Publication Number Publication Date
FR2678966A1 FR2678966A1 (en) 1993-01-15
FR2678966B1 true FR2678966B1 (en) 1996-08-30

Family

ID=9415067

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9108852A Expired - Lifetime FR2678966B1 (en) 1991-07-12 1991-07-12 TOOL WITH INTEGRATED DETECTOR.

Country Status (1)

Country Link
FR (1) FR2678966B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9409003D0 (en) * 1994-05-06 1994-06-22 Radiodetection Ltd Locator
DE19549250C1 (en) * 1995-12-19 1997-04-03 Dankwart Klein Erdbohrungen Gm Apparatus for location of explosive charge concealed in ground
EP1154286A1 (en) * 2000-05-12 2001-11-14 Royal Ordnance plc Method and apparatus for detecting buried metallic objects

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2507351A (en) * 1945-11-23 1950-05-09 Well Surveys Inc Transmitting of information in drill holes
GB1398983A (en) * 1972-05-18 1975-06-25 British Gas Corp Excavating machines
FR2309881A1 (en) * 1975-04-29 1976-11-26 Patworld Anstalt Location of dangerous buried iron objects - using sensitive magnetic detector probe in tube driven into gnd
US4600356A (en) * 1984-01-27 1986-07-15 Gas Research Institute Underground pipeline and cable detector and process
US4646277A (en) * 1985-04-12 1987-02-24 Gas Research Institute Control for guiding a boring tool
DE3905462A1 (en) * 1989-02-22 1990-08-23 Bauer Spezialtiefbau METHOD AND MEASURING DEVICE FOR DETERMINING THE CONCRETE PRESSURE

Also Published As

Publication number Publication date
FR2678966A1 (en) 1993-01-15

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