NL7405615A - - Google Patents

Info

Publication number: NL7405615A
Authority: NL; Netherlands

Application number

NL7405615A

Other versions

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.)

1973-05-14

Filing date

1974-04-25

Publication date

1974-11-18

1974-04-25 Application filed filed Critical

1974-11-18 Publication of NL7405615A publication Critical patent/NL7405615A/xx

1983-08-01 Publication of NL173317B publication Critical patent/NL173317B/nl

1984-01-02 Application granted granted Critical

1984-01-02 Publication of NL173317C publication Critical patent/NL173317C/nl

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/005—Investigating fluid-tightness of structures using pigs or moles

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
Immunology (AREA)
Pathology (AREA)
Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

NLAANVRAGE7405615,A 1973-05-14 1974-04-25 Apparaat voor het inspecteren van een magnetiseerbaar testobject. NL173317C (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US36016173A	1973-05-14	1973-05-14
US451505A US3899734A (en)	1973-05-14	1974-03-15	Magnetic flux leakage inspection method and apparatus including magnetic diodes

Publications (3)

Publication Number	Publication Date
NL7405615A true NL7405615A (nl)	1974-11-18
NL173317B NL173317B (nl)	1983-08-01
NL173317C NL173317C (nl)	1984-01-02

Family

ID=27000779

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7405615,A NL173317C (nl)	1973-05-14	1974-04-25	Apparaat voor het inspecteren van een magnetiseerbaar testobject.

Country Status (7)

Country	Link
US (1)	US3899734A (nl)
JP (1)	JPS5017694A (nl)
CA (1)	CA1007299A (nl)
DE (1)	DE2423113C2 (nl)
FR (1)	FR2229970B1 (nl)
GB (1)	GB1471595A (nl)
NL (1)	NL173317C (nl)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2439662C3 (de) *	1974-08-19	1978-10-12	Graenges Oxeloesunds Jaernverk Ab, Oxeloesund (Schweden)	Vorrichtung zum zerstörungsfreien Prüfen von metallischen Rohlingen auf Oberflächenfehler
US4218651A (en) *	1975-07-25	1980-08-19	Ivy Leon H	Apparatus for detecting longitudinal and transverse imperfections in elongated ferrous workpieces
JPS5232388A (en) *	1975-09-05	1977-03-11	Mitsubishi Heavy Ind Ltd	Wireless type eddy current flaw detection method
JPS52100282A (en) *	1976-02-19	1977-08-23	Toyo Kohan Co Ltd	Detector for internal defects of thin steel sheet
GB1586581A (en) *	1977-01-26	1981-03-18	British Gas Corp	Pipeline inspection equipment
GB2062235A (en) *	1979-01-05	1981-05-20	British Gas Corp	Measuring velocity and/or distance travelled
AT362167B (de) *	1979-01-30	1981-04-27	Ver Edelstahlwerke Ag	Verfahren zur pruefung nichtmagnetisierbarer schwerstangen
US4320340A (en) *	1979-09-13	1982-03-16	Dresser Industries, Inc.	Apparatus for measuring magnetic flux density resulting from galvanic current flow in subsurface casing using a plurality of flux gates
US4503393A (en) *	1981-10-05	1985-03-05	Exxon Production Research Co.	Method and apparatus for detecting flaws in the threaded end of an elongate member using electromagnetic excitation and an automated scanning sensor
US4510447A (en) *	1981-10-26	1985-04-09	Exxon Production Research Co.	Inspection apparatus for electromagnetically detecting flaws in the wall of a pipe
JPS59501919A (ja) *	1982-10-22	1984-11-15	ゲ−ア−ペ−　ゲゼルシヤフト　フユ−ア　アウスヴエルトンゲン　ウント　パテンテエ　ア−ゲ−	磁気検査ユニット
DE3339323C2 (de) *	1983-10-29	1986-01-30	Busch, Ulrich, 2000 Hamburg	Transportkapsel für Rohrleitungssysteme
US4710711A (en) *	1985-12-04	1987-12-01	Western Atlas International, Inc.	Apparatus for nondestructive testing of subsurface piping using three coils with opposing fields
US4789827A (en) *	1986-10-31	1988-12-06	Electric Power Research Institute	Magnetic flux leakage probe with radially offset coils for use in nondestructive testing of pipes and tubes
DE3638936A1 (de) *	1986-11-14	1988-05-26	Kernforschungsz Karlsruhe	Verfahren und einrichtung zur detektion von korrosion oder dergleichen
US5532587A (en) *	1991-12-16	1996-07-02	Vetco Pipeline Services, Inc.	Magnetic field analysis method and apparatus for determining stress characteristics in a pipeline
FR2714470B1 (fr) *	1993-12-24	1996-03-01	Unimetall Sa	Procédé et dispositif de contrôle magnétique.
RU2176082C1 (ru) *	2000-12-26	2001-11-20	ЗАО "Нефтегазкомплектсервис"	Внутритрубный магнитный дефектоскоп
DE60205353T2 (de) *	2001-03-07	2006-04-20	Carnegie Mellon University	Robotersystem zur inspektion von gasleitungen
CN103235034A (zh) *	2013-03-29	2013-08-07	中国石油集团西部管道有限责任公司	一种天然气长输管道三维高清漏磁内检测装置
JP6160331B2 (ja) *	2013-07-25	2017-07-12	Ｊｆｅエンジニアリング株式会社	腐食検査用ピグ
RU2571242C1 (ru) *	2014-05-23	2015-12-20	Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный университет аэрокосмического приборостроения"	Автономный адаптивно шагающий робот для диагностики газопроводов
US10401325B2 (en)	2016-08-11	2019-09-03	Novitech, Inc.	Magnetizers for pigging tools
CN109100417B (zh) *	2018-09-13	2023-09-08	中国石油大学(北京)	管件无损检测装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2746012A (en) *	1952-04-17	1956-05-15	Tuboscope Company	Inductive electromagnetic inspection
US3116452A (en) *	1960-06-06	1963-12-31	Shell Oil Co	Eddy current type pipeline flaw testing and flaw location marking device
US3225293A (en) *	1964-02-20	1965-12-21	Fenton M Wood	Apparatus for inspecting pipe for defects
GB1169752A (en) *	1965-12-04	1969-11-05	Sumitomo Metal Ind	Magnetic Inspecting Apparatus
US3460028A (en) *	1967-11-03	1969-08-05	American Mach & Foundry	Pipeline inspection apparatus with means for correlating the recorded defect signals with the angular position within the pipeline at which they were generated
DE1816207A1 (de) *	1968-12-20	1970-07-02	American Mach & Foundry	Verfahren zur zerstoerungsfreien Materialpruefung und Vorrichtung zur Durchfuehrung des Verfahrens
US3670239A (en) *	1970-03-19	1972-06-13	Sumitomo Metal Ind	Method and apparatus for magnetic flaw detection by using magneto-sensitive diodes
CA953364A (en) *	1970-07-20	1974-08-20	Amf Incorporated	Apparatus and method for pipeline inspection

1974
- 1974-03-15 US US451505A patent/US3899734A/en not_active Expired - Lifetime
- 1974-04-18 GB GB1707874A patent/GB1471595A/en not_active Expired
- 1974-04-25 NL NLAANVRAGE7405615,A patent/NL173317C/nl not_active IP Right Cessation
- 1974-05-08 FR FR7415965A patent/FR2229970B1/fr not_active Expired
- 1974-05-13 DE DE2423113A patent/DE2423113C2/de not_active Expired
- 1974-05-13 CA CA199,714A patent/CA1007299A/en not_active Expired
- 1974-05-14 JP JP49052905A patent/JPS5017694A/ja active Pending

Also Published As

Publication number	Publication date
DE2423113A1 (de)	1974-12-05
US3899734A (en)	1975-08-12
FR2229970B1 (nl)	1976-06-25
GB1471595A (en)	1977-04-27
NL173317B (nl)	1983-08-01
DE2423113C2 (de)	1984-11-15
JPS5017694A (nl)	1975-02-25
FR2229970A1 (nl)	1974-12-13
NL173317C (nl)	1984-01-02
CA1007299A (en)	1977-03-22

Publication	Publication Date	Title
AU476761B2 (nl)	1976-09-30
AR201231Q (nl)	1975-02-21
AU474593B2 (nl)	1976-07-29
AU474511B2 (nl)	1976-07-22
FR2229970B1 (nl)	1976-06-25
AU474838B2 (nl)	1976-08-05
AU471343B2 (nl)	1976-04-15
AU476714B2 (nl)	1976-09-30
AR201229Q (nl)	1975-02-21
AU466283B2 (nl)	1975-10-23
AU472848B2 (nl)	1976-06-03
AU476696B2 (nl)	1976-09-30
AR199451A1 (nl)	1974-08-30
AU477823B2 (nl)	1975-06-19
AR193950A1 (nl)	1973-05-31
AR200885A1 (nl)	1974-12-27
AR200256A1 (nl)	1974-10-31
AU471461B2 (nl)	1976-04-29
AU476873B1 (nl)	1975-01-09
AR195948A1 (nl)	1973-11-15
AR195311A1 (nl)	1973-09-28
AR197627A1 (nl)	1974-04-23
AU477824B2 (nl)	1975-07-17
AR196382A1 (nl)	1973-12-18
AR196212Q (nl)	1973-12-10

Legal Events

Date	Code	Title	Description
1986-06-16	TNT	Modifications of names of proprietors of patents or applicants of examined patent applications	Owner name: VETCO INC.
1986-11-17	SNR	Assignments of patents or rights arising from examined patent applications	Owner name: VETCO SERVICES, INC.
1991-12-16	V1	Lapsed because of non-payment of the annual fee