NO842724L - Seismisk pulsgenerator for et borehull - Google Patents

Seismisk pulsgenerator for et borehull

Info

Publication number
NO842724L
NO842724L NO842724A NO842724A NO842724L NO 842724 L NO842724 L NO 842724L NO 842724 A NO842724 A NO 842724A NO 842724 A NO842724 A NO 842724A NO 842724 L NO842724 L NO 842724L
Authority
NO
Norway
Prior art keywords
hammer
bell
pin
accordance
piston
Prior art date
Application number
NO842724A
Other languages
English (en)
Norwegian (no)
Inventor
Calin Cosma
Original Assignee
Geotek Oy
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
Priority claimed from FI823803A external-priority patent/FI823803L/fi
Priority claimed from FI834052A external-priority patent/FI834052A/fi
Application filed by Geotek Oy filed Critical Geotek Oy
Publication of NO842724L publication Critical patent/NO842724L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/02—Generating seismic energy
    • G01V1/143—Generating seismic energy using mechanical driving means, e.g. motor driven shaft
    • G01V1/147—Generating seismic energy using mechanical driving means, e.g. motor driven shaft using impact of dropping masses
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V11/00—Prospecting or detecting by methods combining techniques covered by two or more of main groups G01V1/00 - G01V9/00
    • G01V11/002—Details, e.g. power supply systems for logging instruments, transmitting or recording data, specially adapted for well logging, also if the prospecting method is irrelevant
    • G01V11/005—Devices for positioning logging sondes with respect to the borehole wall
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
    • G01V1/52—Structural details

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Clamps And Clips (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
NO842724A 1982-11-08 1984-07-05 Seismisk pulsgenerator for et borehull NO842724L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI823803A FI823803L (fi) 1982-11-08 1982-11-08 En seismisk puls aostadkommande signalanordning
FI834052A FI834052A (fi) 1983-11-04 1983-11-04 Seismisk pulsgenerator foer borrhaol.

Publications (1)

Publication Number Publication Date
NO842724L true NO842724L (no) 1984-07-05

Family

ID=26157391

Family Applications (1)

Application Number Title Priority Date Filing Date
NO842724A NO842724L (no) 1982-11-08 1984-07-05 Seismisk pulsgenerator for et borehull

Country Status (6)

Country Link
CA (1) CA1211551A (sv)
DE (1) DE3390274T1 (sv)
GB (1) GB2147700B (sv)
NO (1) NO842724L (sv)
SE (1) SE440959B (sv)
WO (1) WO1984001834A1 (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4805726A (en) * 1985-11-12 1989-02-21 Schlumberger Technology Corporation Controlled implosive downhole seismic source
US4702343A (en) * 1986-03-18 1987-10-27 Chevron Research Company Nondestructive downhole seismic vibrator source and processes of utilizing the vibrator to obtain information about geologic formations
US4928783A (en) * 1989-05-22 1990-05-29 Exxon Production Research Company Well borehole sound source
FR2678073B1 (fr) * 1991-06-24 1993-09-03 Inst Francais Du Petrole Source d'ondes elastiques a percussion pour puits.
US6394221B2 (en) * 2000-03-03 2002-05-28 Calin Cosma Swept impact seismic technique and apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2102754A (en) * 1936-07-13 1937-12-21 Baker L Shannon Jar
US3193046A (en) * 1963-07-12 1965-07-06 Imp Ind Inc Release mechanism for impact seismic impulse generating apparatus
US3718205A (en) * 1970-06-22 1973-02-27 D Fair Bore hole seismic transducer
SU890323A1 (ru) * 1980-04-24 1981-12-15 Институт Горного Дела Со Ан Ссср Скважинный источник колебаний

Also Published As

Publication number Publication date
DE3390274T1 (de) 1985-07-11
CA1211551A (en) 1986-09-16
GB2147700A (en) 1985-05-15
WO1984001834A1 (en) 1984-05-10
GB8430281D0 (en) 1985-01-09
SE440959B (sv) 1985-08-26
GB2147700B (en) 1986-04-23
SE8406228D0 (sv) 1984-12-07
SE8406228L (sv) 1984-12-07

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