JPS4838204A - - Google Patents

Info

Publication number
JPS4838204A
JPS4838204A JP9312772A JP9312772A JPS4838204A JP S4838204 A JPS4838204 A JP S4838204A JP 9312772 A JP9312772 A JP 9312772A JP 9312772 A JP9312772 A JP 9312772A JP S4838204 A JPS4838204 A JP S4838204A
Authority
JP
Japan
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.)
Pending
Application number
JP9312772A
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 JPS4838204A publication Critical patent/JPS4838204A/ja
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B45/00—Measuring the drilling time or rate of penetration
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/17—Function evaluation by approximation methods, e.g. inter- or extrapolation, smoothing, least mean square method

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Computational Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Physics (AREA)
  • Algebra (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Earth Drilling (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP9312772A 1971-09-15 1972-09-16 Pending JPS4838204A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18077571A 1971-09-15 1971-09-15

Publications (1)

Publication Number Publication Date
JPS4838204A true JPS4838204A (ja) 1973-06-05

Family

ID=22661719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9312772A Pending JPS4838204A (ja) 1971-09-15 1972-09-16

Country Status (4)

Country Link
JP (1) JPS4838204A (ja)
AU (1) AU4442472A (ja)
FR (1) FR2165851A1 (ja)
NL (1) NL7209281A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4973303A (ja) * 1972-10-10 1974-07-16
JPS5075501A (ja) * 1973-11-06 1975-06-20
JPS51123966A (en) * 1975-04-22 1976-10-29 Sumitomo Chem Co Ltd Removing method of dust contained in a combustion exhaust gas
JPS6414142A (en) * 1987-07-07 1989-01-18 Mitsubishi Mining & Cement Co Production of ceramic powder

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI69680C (fi) * 1984-06-12 1986-03-10 Tampella Oy Ab Foerfarande foer optimering av bergborrning
AU608503B2 (en) * 1985-07-15 1991-04-11 Chevron Research And Technology Company Method of avoiding stuck drilling equipment
GB2264562B (en) * 1992-02-22 1995-03-22 Anadrill Int Sa Determination of drill bit rate of penetration from surface measurements
US6769497B2 (en) 2001-06-14 2004-08-03 Baker Hughes Incorporated Use of axial accelerometer for estimation of instantaneous ROP downhole for LWD and wireline applications
US10400573B2 (en) 2013-02-05 2019-09-03 Schlumberger Technology Corporation System and method for controlling drilling process

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4973303A (ja) * 1972-10-10 1974-07-16
JPS5937392B2 (ja) * 1972-10-10 1984-09-10 テキサコ デイベロツプメント コ−ポレ−シヨン 掘さく記録の作製装置
JPS5075501A (ja) * 1973-11-06 1975-06-20
JPS5620435B2 (ja) * 1973-11-06 1981-05-13
JPS51123966A (en) * 1975-04-22 1976-10-29 Sumitomo Chem Co Ltd Removing method of dust contained in a combustion exhaust gas
JPS6414142A (en) * 1987-07-07 1989-01-18 Mitsubishi Mining & Cement Co Production of ceramic powder

Also Published As

Publication number Publication date
NL7209281A (ja) 1973-03-19
AU4442472A (en) 1974-01-17
FR2165851A1 (en) 1973-08-10

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