CA2415067C - Racleur de detection d'obstructions dans une canalisation - Google Patents

Racleur de detection d'obstructions dans une canalisation Download PDF

Info

Publication number: CA2415067C
Authority: CA; Canada
Prior art keywords: detector; pipeline; disc; signal; face
Prior art date: 2002-10-11
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.): Expired - Fee Related

Application number

CA 2415067

Other languages

English (en)

Other versions

CA2415067A1 (fr

Inventor

Donald D. Savard

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Donsa Inc

Original Assignee

Donsa Inc

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.)

2002-10-11

Filing date

2002-12-23

Publication date

2011-09-06

2002-10-11 Priority claimed from US10/269,520 external-priority patent/US6679129B2/en

2002-12-23 Application filed by Donsa Inc filed Critical Donsa Inc

2004-04-11 Publication of CA2415067A1 publication Critical patent/CA2415067A1/fr

2011-09-06 Application granted granted Critical

2011-09-06 Publication of CA2415067C publication Critical patent/CA2415067C/fr

2022-12-23 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

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Landscapes

Pipeline Systems (AREA)
Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)

CA 2415067 2002-10-11 2002-12-23 Racleur de detection d'obstructions dans une canalisation Expired - Fee Related CA2415067C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US10/269,520		2002-10-11
US10/269,520 US6679129B2 (en)	1998-02-18	2002-10-11	Pig for detecting an obstruction in a pipeline

Publications (2)

Publication Number	Publication Date
CA2415067A1 CA2415067A1 (fr)	2004-04-11
CA2415067C true CA2415067C (fr)	2011-09-06

Family

ID=32467696

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2415067 Expired - Fee Related CA2415067C (fr)	2002-10-11	2002-12-23	Racleur de detection d'obstructions dans une canalisation

Country Status (1)

Country	Link
CA (1)	CA2415067C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN110735994A (zh) *	2019-10-25	2020-01-31	浙江越新检测技术有限公司	一种可调节履带式管道内漏磁检测装置
CN110778791A (zh) *	2019-11-05	2020-02-11	成秀东	一种地下管道敷设装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN105486268B (zh) *	2016-01-21	2018-06-12	核工业理化工程研究院	薄壁圆形工件几何量尺寸测量具
CN113418444B (zh) *	2021-07-05	2022-11-01	新余学院	一种深度探测非开挖深埋地下管线装置

2002
- 2002-12-23 CA CA 2415067 patent/CA2415067C/fr not_active Expired - Fee Related

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN110735994A (zh) *	2019-10-25	2020-01-31	浙江越新检测技术有限公司	一种可调节履带式管道内漏磁检测装置
CN110778791A (zh) *	2019-11-05	2020-02-11	成秀东	一种地下管道敷设装置

Also Published As

Publication number	Publication date
CA2415067A1 (fr)	2004-04-11

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Legal Events

Date	Code	Title	Description
2007-01-25	EEER	Examination request
2020-02-03	MKLA	Lapsed	Effective date: 20191223