BR8306849A - Processo e aparelho para determinar eletricamente o diametro interno de um tubo - Google Patents

Processo e aparelho para determinar eletricamente o diametro interno de um tubo

Info

Publication number
BR8306849A
BR8306849A BR8306849A BR8306849A BR8306849A BR 8306849 A BR8306849 A BR 8306849A BR 8306849 A BR8306849 A BR 8306849A BR 8306849 A BR8306849 A BR 8306849A BR 8306849 A BR8306849 A BR 8306849A
Authority
BR
Brazil
Prior art keywords
appliance
tube
internal diameter
electrically determining
electrically
Prior art date
Application number
BR8306849A
Other languages
English (en)
Inventor
Gerald N Minerbo
R Bruce Mccann
Gary A Hazen
Original Assignee
Prad Res & Dev Nv
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 US06/449,016 external-priority patent/US4546314A/en
Priority claimed from US06/449,015 external-priority patent/US4546315A/en
Application filed by Prad Res & Dev Nv filed Critical Prad Res & Dev Nv
Publication of BR8306849A publication Critical patent/BR8306849A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/08—Measuring diameters or related dimensions at the borehole
    • E21B47/085—Measuring diameters or related dimensions at the borehole using radiant means, e.g. acoustic, radioactive or electromagnetic
BR8306849A 1982-12-13 1983-12-13 Processo e aparelho para determinar eletricamente o diametro interno de um tubo BR8306849A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/449,016 US4546314A (en) 1982-12-13 1982-12-13 Method and apparatus for measuring the inside diameter of a metallic pipe in a well
US06/449,015 US4546315A (en) 1982-12-13 1982-12-13 Apparatus for measuring the inside diameter of a metallic pipe in a well

Publications (1)

Publication Number Publication Date
BR8306849A true BR8306849A (pt) 1984-07-24

Family

ID=27035566

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8306849A BR8306849A (pt) 1982-12-13 1983-12-13 Processo e aparelho para determinar eletricamente o diametro interno de um tubo

Country Status (10)

Country Link
EP (1) EP0112248B1 (pt)
AU (1) AU567135B2 (pt)
BR (1) BR8306849A (pt)
DE (1) DE3369728D1 (pt)
DK (1) DK167713B1 (pt)
EG (1) EG15994A (pt)
IN (1) IN162847B (pt)
MX (1) MX154073A (pt)
NO (1) NO166897C (pt)
OA (1) OA07610A (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2158245B (en) * 1984-05-04 1988-09-01 Nl Industries Inc Detection of location of pipe stuck in a borehole
DE3506622A1 (de) * 1985-02-26 1986-08-28 Hermann Dipl.-Ing. 4450 Lingen Rosen Molch fuer eine fortlaufende messung und registrierung der innengeometrie einer rohrleitung
FR2700806B1 (fr) * 1993-01-27 1995-03-17 Elf Aquitaine Procédé de détermination des variations de la morphologie d'un puits de forage.
FR2752935B1 (fr) * 1996-08-30 1998-09-18 Commissariat Energie Atomique Procede de mesure d'un volume conducteur et dispositif de mise en oeuvre de ce procede
CN102168550B (zh) * 2011-03-30 2013-04-24 江苏方建工程质量鉴定检测有限公司 一种井中地电位测量电极
US11655702B2 (en) 2016-03-02 2023-05-23 Halliburton Energy Services, Inc. Space mapping optimization to characterize multiple concentric pipes
CN110470205B (zh) * 2019-08-13 2021-07-09 森泰英格（成都）数控刀具股份有限公司 无源线圈感应检测自动识别刀柄的方法
CN113916121A (zh) * 2021-09-17 2022-01-11 山东兰海新材料科技有限公司 金属微细线直径检测方法与装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3405349A (en) * 1965-04-07 1968-10-08 Schlumberger Technology Corp Well logging with borehole effect compensation and including memory storage of borehole measurements
US3417325A (en) * 1968-02-15 1968-12-17 Ira J. Mccullough Inside pipe diameter caliper using coaxial excitation and pickup coils
US3532969A (en) * 1968-02-20 1970-10-06 Nat Lead Co Method for magnetically measuring wall thickness of metal pipes and plate structures
AU436753B2 (en) * 1968-09-19 1973-06-08 JOHNSON McCULLOUGH and STANLEY GROVER STROUD ira Inside pipe diameter caliper using coaxial excitation and pick up coils
US3727126A (en) * 1970-09-11 1973-04-10 Sev Kavkazsky Neftyanol Ni Profilograph for examining pipes in oil wells
US4292588A (en) * 1978-12-18 1981-09-29 Schlumberger Technology Corporation Electromagnetic inspection tool for ferromagnetic casings

Also Published As

Publication number Publication date
IN162847B (pt) 1988-07-16
EG15994A (en) 1987-10-30
MX154073A (es) 1987-04-27
DK573583A (da) 1984-06-14
DK167713B1 (da) 1993-12-06
NO834317L (no) 1984-06-14
NO166897C (no) 1991-09-11
DK573583D0 (da) 1983-12-13
EP0112248B1 (en) 1987-02-04
AU567135B2 (en) 1987-11-12
DE3369728D1 (en) 1987-03-12
OA07610A (en) 1985-03-31
NO166897B (no) 1991-06-03
EP0112248A1 (en) 1984-06-27
AU2232883A (en) 1984-06-21

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)