NL7115536A - - Google Patents

Info

Publication number
NL7115536A
NL7115536A NL7115536A NL7115536A NL7115536A NL 7115536 A NL7115536 A NL 7115536A NL 7115536 A NL7115536 A NL 7115536A NL 7115536 A NL7115536 A NL 7115536A NL 7115536 A NL7115536 A NL 7115536A
Authority
NL
Netherlands
Application number
NL7115536A
Other versions
NL174078B (nl
NL174078C (nl
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 filed Critical
Publication of NL7115536A publication Critical patent/NL7115536A/xx
Publication of NL174078B publication Critical patent/NL174078B/xx
Application granted granted Critical
Publication of NL174078C publication Critical patent/NL174078C/xx

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
    • E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
    • 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
    • E21B7/04—Directional drilling

Landscapes

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Control Of Position Or Direction (AREA)
NLAANVRAGE7115536,A 1970-11-11 1971-11-11 Inrichting ter bepaling van de orientatierichting van de kop van een boorgereedschap in een boorgat. NL174078C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5355270 1970-11-11

Publications (3)

Publication Number Publication Date
NL7115536A true NL7115536A (enrdf_load_stackoverflow) 1972-05-15
NL174078B NL174078B (nl) 1983-11-16
NL174078C NL174078C (nl) 1984-04-16

Family

ID=10468209

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7115536,A NL174078C (nl) 1970-11-11 1971-11-11 Inrichting ter bepaling van de orientatierichting van de kop van een boorgereedschap in een boorgat.

Country Status (6)

Country Link
JP (1) JPS4710293A (enrdf_load_stackoverflow)
CA (1) CA971357A (enrdf_load_stackoverflow)
DE (1) DE2156110C3 (enrdf_load_stackoverflow)
FR (1) FR2126981B1 (enrdf_load_stackoverflow)
GB (1) GB1342475A (enrdf_load_stackoverflow)
NL (1) NL174078C (enrdf_load_stackoverflow)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5717509Y2 (enrdf_load_stackoverflow) * 1972-07-05 1982-04-12
JPS5611354Y2 (enrdf_load_stackoverflow) * 1972-08-17 1981-03-13
JPS4959093U (enrdf_load_stackoverflow) * 1972-08-31 1974-05-24
JPS5432218Y2 (enrdf_load_stackoverflow) * 1973-03-22 1979-10-06
JPS558211Y2 (enrdf_load_stackoverflow) * 1974-06-03 1980-02-23
JPS52134756U (enrdf_load_stackoverflow) * 1976-04-09 1977-10-13
JPS575830Y2 (enrdf_load_stackoverflow) * 1977-08-11 1982-02-03
JPS5464283U (enrdf_load_stackoverflow) * 1977-10-14 1979-05-07
FR2451063A1 (fr) * 1979-03-09 1980-10-03 Crouzet Sa Dispositif de determination de la direction d'une ligne de visee
JPS55161375U (enrdf_load_stackoverflow) * 1979-05-08 1980-11-19
FR2466607B1 (fr) * 1979-09-27 1985-07-19 Schlumberger Prospection Procede de determination de parametres de direction d'un puits en continu
DE3116947A1 (de) * 1981-04-29 1982-11-18 Teldix Gmbh, 6900 Heidelberg Digitale messanordnung fuer die winkelstellung eines drehbaren magnetischen wechselfelds
FR2542365B1 (fr) * 1983-03-11 1985-10-25 Commissariat Energie Atomique Dispositif de compensation automatique du magnetisme de garnitures de forage
US4674579A (en) * 1985-03-07 1987-06-23 Flowmole Corporation Method and apparatus for installment of underground utilities
DE68909355T2 (de) * 1988-09-02 1994-03-31 British Gas Plc Einrichtung zum Steuern der Lage eines selbstgetriebenen Bohrwerkzeuges.
GB2409900B (en) 2004-01-09 2006-05-24 Statoil Asa Processing seismic data representing a physical system
GB2435693A (en) 2006-02-09 2007-09-05 Electromagnetic Geoservices As Seabed electromagnetic surveying
GB2439378B (en) 2006-06-09 2011-03-16 Electromagnetic Geoservices As Instrument for measuring electromagnetic signals
GB2441787A (en) * 2006-09-15 2008-03-19 Electromagnetic Geoservices As Method of determining the orientation of an electric and magnetic receiver deployed remotely
GB2442749B (en) 2006-10-12 2010-05-19 Electromagnetic Geoservices As Positioning system
GB2445582A (en) 2007-01-09 2008-07-16 Statoil Asa Method for analysing data from an electromagnetic survey

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1240830A (en) * 1967-10-05 1971-07-28 Scient Driving Controls Improvements in or relating to indicating instruments

Also Published As

Publication number Publication date
DE2156110C3 (de) 1975-11-27
JPS4710293A (enrdf_load_stackoverflow) 1972-05-24
NL174078B (nl) 1983-11-16
NL174078C (nl) 1984-04-16
GB1342475A (en) 1974-01-03
DE2156110A1 (de) 1972-05-18
DE2156110B2 (enrdf_load_stackoverflow) 1975-04-10
CA971357A (en) 1975-07-22
FR2126981A1 (enrdf_load_stackoverflow) 1972-10-13
FR2126981B1 (enrdf_load_stackoverflow) 1975-02-07

Similar Documents

Publication Publication Date Title
FR2126981B1 (enrdf_load_stackoverflow)
AU456544B2 (enrdf_load_stackoverflow)
AU1473870A (enrdf_load_stackoverflow)
AU2044470A (enrdf_load_stackoverflow)
AU1336970A (enrdf_load_stackoverflow)
AU1517670A (enrdf_load_stackoverflow)
AU1716970A (enrdf_load_stackoverflow)
AU2017870A (enrdf_load_stackoverflow)
AU2085370A (enrdf_load_stackoverflow)
AU2130570A (enrdf_load_stackoverflow)
AU1235770A (enrdf_load_stackoverflow)
AU1918570A (enrdf_load_stackoverflow)
AU1328670A (enrdf_load_stackoverflow)
AU2144270A (enrdf_load_stackoverflow)
AU1343870A (enrdf_load_stackoverflow)
AU1581370A (enrdf_load_stackoverflow)
AU2131570A (enrdf_load_stackoverflow)
AU2130770A (enrdf_load_stackoverflow)
AU1189670A (enrdf_load_stackoverflow)
AU2119370A (enrdf_load_stackoverflow)
AU2115870A (enrdf_load_stackoverflow)
AU2112570A (enrdf_load_stackoverflow)
AU1603270A (enrdf_load_stackoverflow)
AU2061170A (enrdf_load_stackoverflow)
AU1689770A (enrdf_load_stackoverflow)

Legal Events

Date Code Title Description
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: RUSSELL ATTITUDE SYSTEMS LIMITED

DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: CHELTENHAM ATTITUDE SYSTEMS LIMITED

CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: RUSSELL ATTITUDE SYSTEMS LIMITED

CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: NL SPERRY-SUN, INC.

SNR Assignments of patents or rights arising from examined patent applications

Owner name: BAROID TECHNOLOGY, INC.

TNT Modifications of names of proprietors of patents or applicants of examined patent applications

Owner name: SPERRY-SUN DRILLING SERVICES, INC.

V4 Lapsed because of reaching the maximum lifetime of a patent