NO20005441D0 - Acoustic measurement system for downhole seismic application using a set of fiber optic sensors - Google Patents

Acoustic measurement system for downhole seismic application using a set of fiber optic sensors

Info

Publication number
NO20005441D0
NO20005441D0 NO20005441A NO20005441A NO20005441D0 NO 20005441 D0 NO20005441 D0 NO 20005441D0 NO 20005441 A NO20005441 A NO 20005441A NO 20005441 A NO20005441 A NO 20005441A NO 20005441 D0 NO20005441 D0 NO 20005441D0
Authority
NO
Norway
Prior art keywords
fiber optic
measurement system
optic sensors
acoustic measurement
downhole seismic
Prior art date
Application number
NO20005441A
Other languages
Norwegian (no)
Other versions
NO333489B1 (en
NO20005441L (en
Inventor
Craig W Hodgson
Donald A Frederick
Original Assignee
Litton Systems 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.)
Filing date
Publication date
Priority claimed from US09/429,048 external-priority patent/US6728165B1/en
Priority claimed from US09/430,058 external-priority patent/US6269198B1/en
Application filed by Litton Systems Inc filed Critical Litton Systems Inc
Publication of NO20005441D0 publication Critical patent/NO20005441D0/en
Publication of NO20005441L publication Critical patent/NO20005441L/en
Publication of NO333489B1 publication Critical patent/NO333489B1/en

Links

NO20005441A 1999-10-29 2000-10-27 System and method for seismic exploration in a borehole using a group of fiber-optic sensors NO333489B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/429,048 US6728165B1 (en) 1999-10-29 1999-10-29 Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors
US09/430,058 US6269198B1 (en) 1999-10-29 1999-10-29 Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors

Publications (3)

Publication Number Publication Date
NO20005441D0 true NO20005441D0 (en) 2000-10-27
NO20005441L NO20005441L (en) 2001-04-30
NO333489B1 NO333489B1 (en) 2013-06-24

Family

ID=27028013

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20005441A NO333489B1 (en) 1999-10-29 2000-10-27 System and method for seismic exploration in a borehole using a group of fiber-optic sensors

Country Status (2)

Country Link
CA (1) CA2315438C (en)
NO (1) NO333489B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114324345B (en) * 2021-11-01 2024-01-12 清华大学深圳国际研究生院 Material imaging method and device, terminal equipment and storage medium
CN116691784B (en) * 2023-06-06 2025-01-28 武汉理工大学 A train real-time continuous positioning system and method
WO2025191512A1 (en) * 2024-03-14 2025-09-18 MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. Optically controlled phase shifter and phased array for ultrasound applications

Also Published As

Publication number Publication date
NO333489B1 (en) 2013-06-24
NO20005441L (en) 2001-04-30
CA2315438A1 (en) 2001-04-29
CA2315438C (en) 2009-11-17

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Legal Events

Date Code Title Description
CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: NORTHROP GRUMMAN GUIDANCE AND ELECTRONICS CO, US

MM1K Lapsed by not paying the annual fees