GB2292216B - Optical probes - Google Patents

Optical probes

Info

Publication number
GB2292216B
GB2292216B GB9515668A GB9515668A GB2292216B GB 2292216 B GB2292216 B GB 2292216B GB 9515668 A GB9515668 A GB 9515668A GB 9515668 A GB9515668 A GB 9515668A GB 2292216 B GB2292216 B GB 2292216B
Authority
GB
United Kingdom
Prior art keywords
optical probes
probes
optical
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.)
Expired - Fee Related
Application number
GB9515668A
Other versions
GB9515668D0 (en
GB2292216A (en
Inventor
Edmund John Fordham
Rogerio Tadeu Ramos
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.)
Schlumberger NV
Schlumberger Ltd USA
Original Assignee
Schlumberger NV
Schlumberger Ltd USA
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 GB9415962A external-priority patent/GB9415962D0/en
Application filed by Schlumberger NV, Schlumberger Ltd USA filed Critical Schlumberger NV
Priority to GB9515668A priority Critical patent/GB2292216B/en
Publication of GB9515668D0 publication Critical patent/GB9515668D0/en
Publication of GB2292216A publication Critical patent/GB2292216A/en
Application granted granted Critical
Publication of GB2292216B publication Critical patent/GB2292216B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/74—Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/661—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters using light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
    • G01N21/431—Dip refractometers, e.g. using optical fibres
GB9515668A 1994-08-06 1995-07-31 Optical probes Expired - Fee Related GB2292216B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9515668A GB2292216B (en) 1994-08-06 1995-07-31 Optical probes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9415962A GB9415962D0 (en) 1994-08-06 1994-08-06 Multiphase fluid component discrimination
GB9515668A GB2292216B (en) 1994-08-06 1995-07-31 Optical probes

Publications (3)

Publication Number Publication Date
GB9515668D0 GB9515668D0 (en) 1995-09-27
GB2292216A GB2292216A (en) 1996-02-14
GB2292216B true GB2292216B (en) 1999-03-10

Family

ID=26305422

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9515668A Expired - Fee Related GB2292216B (en) 1994-08-06 1995-07-31 Optical probes

Country Status (1)

Country Link
GB (1) GB2292216B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2749080B1 (en) * 1996-05-22 1998-08-07 Schlumberger Services Petrol METHOD AND APPARATUS FOR OPTICAL PHASE DISCRIMINATION FOR THREE-PHASE FLUID
US6388251B1 (en) * 1999-01-12 2002-05-14 Baker Hughes, Inc. Optical probe for analysis of formation fluids
EP2596346B1 (en) * 2010-07-19 2020-01-01 SGS North America Inc. Automated analysis of pressurized reservoir fluids
US8411262B2 (en) * 2010-09-30 2013-04-02 Precision Energy Services, Inc. Downhole gas breakout sensor
US8991233B2 (en) 2011-04-28 2015-03-31 Sgs North America Inc. Analysis of pressurized reservoir fluids
DE102012102870B4 (en) * 2012-04-02 2013-12-24 Helmholtz-Zentrum Dresden - Rossendorf E.V. Needle probe for the investigation of multiphase flows and their use
CN108612526B (en) * 2018-04-25 2023-04-25 山东科技大学 Drilling in-situ test penetration test loading device and application method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699511A (en) * 1985-04-03 1987-10-13 Seaver George A Refraction sensor
WO1991010133A1 (en) * 1989-12-28 1991-07-11 New Jersey Institute Of Technology Method and apparatus for measuring entrained air in concrete

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699511A (en) * 1985-04-03 1987-10-13 Seaver George A Refraction sensor
WO1991010133A1 (en) * 1989-12-28 1991-07-11 New Jersey Institute Of Technology Method and apparatus for measuring entrained air in concrete

Also Published As

Publication number Publication date
GB9515668D0 (en) 1995-09-27
GB2292216A (en) 1996-02-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120731