IT7828012A0 - Strumento opto-elettronico per misure a distanza di temperature - Google Patents

Strumento opto-elettronico per misure a distanza di temperature

Info

Publication number
IT7828012A0
IT7828012A0 IT7828012A IT2801278A IT7828012A0 IT 7828012 A0 IT7828012 A0 IT 7828012A0 IT 7828012 A IT7828012 A IT 7828012A IT 2801278 A IT2801278 A IT 2801278A IT 7828012 A0 IT7828012 A0 IT 7828012A0
Authority
IT
Italy
Prior art keywords
opto
temperatures
electronic instrument
remote measurements
measurements
Prior art date
Application number
IT7828012A
Other languages
English (en)
Other versions
IT1159115B (it
Inventor
Mezzetti Sergio
Pizzolati Pierluigi
Svelto Francesco
Original Assignee
Cise Spa
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 Cise Spa filed Critical Cise Spa
Priority to IT28012/78A priority Critical patent/IT1159115B/it
Publication of IT7828012A0 publication Critical patent/IT7828012A0/it
Priority to DE19792938312 priority patent/DE2938312A1/de
Priority to GB7932860A priority patent/GB2036302B/en
Priority to US06/078,322 priority patent/US4296318A/en
Priority to FR7923682A priority patent/FR2436976A1/fr
Application granted granted Critical
Publication of IT1159115B publication Critical patent/IT1159115B/it

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
    • E21B47/135—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency using light waves, e.g. infrared or ultraviolet waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02—Means for indicating or recording specially adapted for thermometers
    • G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/06—Measuring temperature or pressure
    • E21B47/07—Temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Radiation Pyrometers (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
IT28012/78A 1978-09-22 1978-09-22 Strumento opto-elettronico per misure a distanza di temperature IT1159115B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT28012/78A IT1159115B (it) 1978-09-22 1978-09-22 Strumento opto-elettronico per misure a distanza di temperature
DE19792938312 DE2938312A1 (de) 1978-09-22 1979-09-21 Opto-elektrisches messinstrument zur fern- temperaturmessung
GB7932860A GB2036302B (en) 1978-09-22 1979-09-21 Opto electronic instrument for remote temperature measuremnt
US06/078,322 US4296318A (en) 1978-09-22 1979-09-24 Opto-electronic instrument for remote temperature measurement
FR7923682A FR2436976A1 (fr) 1978-09-22 1979-09-24 Instrument opto-electronique pour la mesure a distance des temperatures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT28012/78A IT1159115B (it) 1978-09-22 1978-09-22 Strumento opto-elettronico per misure a distanza di temperature

Publications (2)

Publication Number Publication Date
IT7828012A0 true IT7828012A0 (it) 1978-09-22
IT1159115B IT1159115B (it) 1987-02-25

Family

ID=11222765

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28012/78A IT1159115B (it) 1978-09-22 1978-09-22 Strumento opto-elettronico per misure a distanza di temperature

Country Status (5)

Country Link
US (1) US4296318A (it)
DE (1) DE2938312A1 (it)
FR (1) FR2436976A1 (it)
GB (1) GB2036302B (it)
IT (1) IT1159115B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367040A (en) * 1979-05-29 1983-01-04 Tokyo Shibaura Denki Kabushiki Kaisha Multi-channel optical sensing system
US4799756A (en) * 1980-10-06 1989-01-24 The Regents Of The University Of California Remote multi-position information gathering system and method
US4626693A (en) * 1980-10-06 1986-12-02 The Regents Of The University Of California Remote multi-position information gathering system and method
GB2125539B (en) * 1982-08-10 1985-12-18 Standard Telephones Cables Ltd Optical transponder system
US4518857A (en) * 1983-03-07 1985-05-21 Sperry Corporation Temperature and pressure compensated elasto-optic sensor
GB8400985D0 (en) * 1984-01-14 1984-02-15 Jackson D A Polarimetric fibre sensor
NO850865L (no) * 1984-03-10 1985-09-11 Int Standard Electric Corp Fiberoptisk sensor
EP0238856B1 (de) * 1986-02-21 1991-06-05 Degussa Aktiengesellschaft Verfahren und Vorrichtung zur Messung der Fluoreszenz-Abklingdauer einer fluoreszierenden Substanz
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
JPH01158326A (ja) * 1987-09-11 1989-06-21 Toshiba Corp 温度測定装置
EP0440790B1 (en) * 1987-09-11 1994-06-08 Kabushiki Kaisha Toshiba Temperature measuring apparatus
US5107445A (en) * 1990-12-04 1992-04-21 Luxtron Corporation Modular luminescence-based measuring system using fast digital signal processing
US6769805B2 (en) 1998-08-25 2004-08-03 Sensor Highway Limited Method of using a heater with a fiber optic string in a wellbore
CA2342139A1 (en) * 1998-08-25 2000-03-02 Baker Hughes Incorporated Method of using a heater with a fiber optic string in a wellbore
US7068087B2 (en) * 2004-02-24 2006-06-27 Tektronix, Inc. Method and apparatus for an improved timer circuit and pulse width detection
US8433275B2 (en) * 2006-10-13 2013-04-30 Samsung Electronics Co., Ltd System and method for DC correction in wireless receivers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453434A (en) * 1968-10-22 1969-07-01 Hitachi Ltd Infrared ray detector utilizing ferroelectric single crystal
US3950987A (en) * 1975-05-13 1976-04-20 Isaak Isaevich Slezinger Piezo-optic measuring transducer and accelerometer, pressure gauge, dynamometer, and thermometer based thereon
US4140393A (en) * 1976-02-23 1979-02-20 University Of Arizona Birefringent crystal thermometer

Also Published As

Publication number Publication date
IT1159115B (it) 1987-02-25
US4296318A (en) 1981-10-20
GB2036302B (en) 1982-11-17
FR2436976A1 (fr) 1980-04-18
FR2436976B1 (it) 1984-06-15
DE2938312A1 (de) 1980-04-10
GB2036302A (en) 1980-06-25

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