DK518789D0 - Foelesystem - Google Patents
FoelesystemInfo
- Publication number
- DK518789D0 DK518789D0 DK518789A DK518789A DK518789D0 DK 518789 D0 DK518789 D0 DK 518789D0 DK 518789 A DK518789 A DK 518789A DK 518789 A DK518789 A DK 518789A DK 518789 D0 DK518789 D0 DK 518789D0
- Authority
- DK
- Denmark
- Prior art keywords
- feeling system
- feeling
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
- G01D5/35303—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using a reference fibre, e.g. interferometric devices
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/159,816 US4859844A (en) | 1988-02-24 | 1988-02-24 | Comb filter pressure/temperature sensing system |
| PCT/US1989/000230 WO1989008238A1 (en) | 1988-02-24 | 1989-01-20 | Comb filter pressure/temperature sensing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK518789D0 true DK518789D0 (da) | 1989-10-19 |
| DK518789A DK518789A (da) | 1989-10-19 |
Family
ID=22574174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK518789A DK518789A (da) | 1988-02-24 | 1989-10-19 | Foelesystem |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4859844A (da) |
| EP (1) | EP0364556B1 (da) |
| JP (1) | JPH0726802B2 (da) |
| AU (1) | AU606798B2 (da) |
| BR (1) | BR8905703A (da) |
| CA (1) | CA1292777C (da) |
| DE (1) | DE68919406T2 (da) |
| DK (1) | DK518789A (da) |
| EG (1) | EG18856A (da) |
| ES (1) | ES2010139A6 (da) |
| GR (1) | GR1000329B (da) |
| IL (1) | IL89157A (da) |
| MX (1) | MX166654B (da) |
| PH (1) | PH25938A (da) |
| WO (1) | WO1989008238A1 (da) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04274724A (ja) * | 1991-03-02 | 1992-09-30 | Fujikura Ltd | Ｏｔｄｒ装置 |
| US5113070A (en) * | 1991-03-29 | 1992-05-12 | Abb Vetco Gray Inc. | Temperature compensator for an optic fiber pressure transducer |
| US5315110A (en) * | 1993-06-29 | 1994-05-24 | Abb Vetco Gray Inc. | Metal cup pressure transducer with a support having a plurality of thermal expansion coefficients |
| GB9314487D0 (en) * | 1993-07-12 | 1993-08-25 | Secr Defence | Sensor system |
| US5418464A (en) * | 1993-07-26 | 1995-05-23 | John Fluke Mfg. Co., Inc. | Thermocouple open circuit detection with tone frequency signal application and spectral analysis |
| US6016702A (en) * | 1997-09-08 | 2000-01-25 | Cidra Corporation | High sensitivity fiber optic pressure sensor for use in harsh environments |
| US7852468B2 (en) * | 2007-12-14 | 2010-12-14 | Baker Hughes Incorporated | Fiber optic refractometer |
| US7969571B2 (en) * | 2009-01-15 | 2011-06-28 | Baker Hughes Incorporated | Evanescent wave downhole fiber optic spectrometer |
| US9194973B2 (en) | 2010-12-03 | 2015-11-24 | Baker Hughes Incorporated | Self adaptive two dimensional filter for distributed sensing data |
| US9103736B2 (en) | 2010-12-03 | 2015-08-11 | Baker Hughes Incorporated | Modeling an interpretation of real time compaction modeling data from multi-section monitoring system |
| US9557239B2 (en) | 2010-12-03 | 2017-01-31 | Baker Hughes Incorporated | Determination of strain components for different deformation modes using a filter |
| US9605534B2 (en) | 2013-11-13 | 2017-03-28 | Baker Hughes Incorporated | Real-time flow injection monitoring using distributed Bragg grating |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3668405A (en) * | 1969-06-16 | 1972-06-06 | Trw Inc | Optical system for identifying pulses |
| JPS5621004A (en) * | 1979-07-30 | 1981-02-27 | Toshiba Corp | Optical sensing system |
| SE8006827L (sv) * | 1980-09-30 | 1982-03-31 | Asea Ab | Fiberoptiskt metdon med kompensation for reflexioner i fiberoptiken och med mojlighet till samtidig metning av flera metstorheter |
| US4408123A (en) * | 1981-02-02 | 1983-10-04 | Siemens Corporation | Fiber optical sensor device for measuring a physical parameter |
| FR2516232B1 (fr) * | 1981-11-09 | 1986-02-21 | Thomson Csf | Interferometre de type michelson a miroir photorefractif |
| JPS5957922A (ja) * | 1982-09-25 | 1984-04-03 | Sony Corp | ガラス製品の製造方法 |
| US4552457A (en) * | 1983-02-01 | 1985-11-12 | Giallorenzi Thomas G | Fiber optic interferometer using two wavelengths or variable wavelength |
| US4767210A (en) * | 1983-02-24 | 1988-08-30 | British Telecommunications Plc | Optical fibre interferometer |
| GB2136956B (en) * | 1983-02-24 | 1986-04-30 | British Telecomm | Optical fibre interferometers |
| US4668093A (en) * | 1983-06-13 | 1987-05-26 | Mcdonnell Douglas Corporation | Optical grating demodulator and sensor system |
| GB8320107D0 (en) * | 1983-07-26 | 1983-08-24 | Barr & Stroud Ltd | Optical monitoring apparatus |
| GB8332409D0 (en) * | 1983-12-05 | 1984-01-11 | Gen Electric Co Plc | Fibre optic sensors |
| JPS6138505A (ja) * | 1984-07-31 | 1986-02-24 | Yamatake Honeywell Co Ltd | 光学式計測装置 |
| JPS6182113A (ja) * | 1984-09-29 | 1986-04-25 | Satoru Toyooka | 光学的微小変位測定方法 |
| JPS61246607A (ja) * | 1985-04-25 | 1986-11-01 | Toray Ind Inc | 膜厚測定方法 |
| FR2595820B1 (fr) * | 1986-03-13 | 1990-01-05 | Bertin & Cie | Dispositif a fibres optiques pour la detection a distance d'une grandeur physique, en particulier de la temperature |
| DE3623265C2 (de) * | 1986-07-10 | 1994-11-03 | Siemens Ag | Verfahren und Anordnung zur faseroptischen Messung einer Weglänge oder einer Weglängenänderung |
| GB8625471D0 (en) * | 1986-10-24 | 1986-11-26 | Bicc Plc | Displacement detection |
-
1988
- 1988-02-24 US US07/159,816 patent/US4859844A/en not_active Expired - Fee Related
-
1989
- 1989-01-20 EP EP89904331A patent/EP0364556B1/en not_active Expired - Lifetime
- 1989-01-20 BR BR898905703A patent/BR8905703A/pt not_active IP Right Cessation
- 1989-01-20 AU AU33439/89A patent/AU606798B2/en not_active Ceased
- 1989-01-20 JP JP1503655A patent/JPH0726802B2/ja not_active Expired - Lifetime
- 1989-01-20 DE DE68919406T patent/DE68919406T2/de not_active Expired - Fee Related
- 1989-01-20 WO PCT/US1989/000230 patent/WO1989008238A1/en active IP Right Grant
- 1989-02-02 IL IL89157A patent/IL89157A/xx not_active IP Right Cessation
- 1989-02-16 PH PH38210A patent/PH25938A/en unknown
- 1989-02-22 EG EG8889A patent/EG18856A/xx active
- 1989-02-22 CA CA000591807A patent/CA1292777C/en not_active Expired - Fee Related
- 1989-02-22 MX MX015018A patent/MX166654B/es unknown
- 1989-02-23 ES ES8900658A patent/ES2010139A6/es not_active Expired
- 1989-02-23 GR GR890100113A patent/GR1000329B/el unknown
- 1989-10-19 DK DK518789A patent/DK518789A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EG18856A (en) | 1994-02-28 |
| DE68919406D1 (de) | 1994-12-22 |
| AU3343989A (en) | 1989-09-22 |
| EP0364556B1 (en) | 1994-11-17 |
| EP0364556A1 (en) | 1990-04-25 |
| IL89157A0 (en) | 1989-09-10 |
| CA1292777C (en) | 1991-12-03 |
| JPH02503358A (ja) | 1990-10-11 |
| WO1989008238A1 (en) | 1989-09-08 |
| ES2010139A6 (es) | 1989-10-16 |
| AU606798B2 (en) | 1991-02-14 |
| JPH0726802B2 (ja) | 1995-03-29 |
| IL89157A (en) | 1993-04-04 |
| PH25938A (en) | 1991-12-19 |
| DE68919406T2 (de) | 1995-03-30 |
| DK518789A (da) | 1989-10-19 |
| US4859844A (en) | 1989-08-22 |
| GR1000329B (el) | 1992-06-25 |
| MX166654B (es) | 1993-01-26 |
| BR8905703A (pt) | 1990-11-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHB | Application shelved due to non-payment |