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GB9713573D0 - Detecting underground pipes - Google Patents

Detecting underground pipes

Info

Publication number
GB9713573D0
GB9713573D0 GBGB9713573.5A GB9713573A GB9713573D0 GB 9713573 D0 GB9713573 D0 GB 9713573D0 GB 9713573 A GB9713573 A GB 9713573A GB 9713573 D0 GB9713573 D0 GB 9713573D0
Authority
GB
United Kingdom
Prior art keywords
underground pipes
detecting underground
detecting
pipes
underground
Prior art date
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.)
Ceased
Application number
GBGB9713573.5A
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.)
Radiodetection Ltd
Original Assignee
Radiodetection Ltd
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 by Radiodetection Ltd filed Critical Radiodetection Ltd
Priority to GBGB9713573.5A priority Critical patent/GB9713573D0/en
Publication of GB9713573D0 publication Critical patent/GB9713573D0/en
Priority to PCT/GB1998/001881 priority patent/WO1999000679A1/en
Ceased legal-status Critical Current

Links

GBGB9713573.5A 1997-06-26 1997-06-26 Detecting underground pipes Ceased GB9713573D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB9713573.5A GB9713573D0 (en) 1997-06-26 1997-06-26 Detecting underground pipes
PCT/GB1998/001881 WO1999000679A1 (en) 1997-06-26 1998-06-26 Detecting underground pipes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9713573.5A GB9713573D0 (en) 1997-06-26 1997-06-26 Detecting underground pipes

Publications (1)

Publication Number Publication Date
GB9713573D0 true GB9713573D0 (en) 1997-09-03

Family

ID=10814991

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9713573.5A Ceased GB9713573D0 (en) 1997-06-26 1997-06-26 Detecting underground pipes

Country Status (2)

Country Link
GB (1) GB9713573D0 (en)
WO (1) WO1999000679A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002261701A (en) * 2001-02-28 2002-09-13 Sony Corp Signal transmitting device and method
EP1982143A2 (en) * 2006-01-29 2008-10-22 Eli Mano System for testing concealed conduits
US7640105B2 (en) 2007-03-13 2009-12-29 Certus View Technologies, LLC Marking system and method with location and/or time tracking
US9086277B2 (en) 2007-03-13 2015-07-21 Certusview Technologies, Llc Electronically controlled marking apparatus and methods
US8280631B2 (en) 2008-10-02 2012-10-02 Certusview Technologies, Llc Methods and apparatus for generating an electronic record of a marking operation based on marking device actuations
US8965700B2 (en) 2008-10-02 2015-02-24 Certusview Technologies, Llc Methods and apparatus for generating an electronic record of environmental landmarks based on marking device actuations
CA2691780C (en) 2009-02-11 2015-09-22 Certusview Technologies, Llc Management system, and associated methods and apparatus, for providing automatic assesment of a locate operation
CA2809013A1 (en) 2009-08-20 2011-02-24 Certusview Technologies, Llc Methods and marking devices with mechanisms for indicating and/or detecting marking material color
CN106353825B (en) * 2016-10-28 2018-04-03 南京信息工程大学 A kind of underground metal pipes detection system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5269335A (en) * 1990-07-27 1993-12-14 Heitman Lynn B Automatic pulsing valve
US5877995A (en) * 1991-05-06 1999-03-02 Exxon Production Research Company Geophysical prospecting

Also Published As

Publication number Publication date
WO1999000679A1 (en) 1999-01-07

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)