NO165268C - Trykkfoeler. - Google Patents

Trykkfoeler.

Info

Publication number
NO165268C
NO165268C NO855194A NO855194A NO165268C NO 165268 C NO165268 C NO 165268C NO 855194 A NO855194 A NO 855194A NO 855194 A NO855194 A NO 855194A NO 165268 C NO165268 C NO 165268C
Authority
NO
Norway
Prior art keywords
trykkfoeler
Prior art date
Application number
NO855194A
Other languages
English (en)
Other versions
NO855194L (no
NO165268B (no
Inventor
Bikash K Sinha
Stanley Locke
Michael P Ekstrom
Original Assignee
Schlumberger 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
Priority claimed from US06/687,715 external-priority patent/US4622854A/en
Priority claimed from US06/687,716 external-priority patent/US4622855A/en
Application filed by Schlumberger Ltd filed Critical Schlumberger Ltd
Publication of NO855194L publication Critical patent/NO855194L/no
Publication of NO165268B publication Critical patent/NO165268B/no
Publication of NO165268C publication Critical patent/NO165268C/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
    • G01L9/0022—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element
    • G01L9/0025—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element with acoustic surface waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
NO855194A 1984-12-31 1985-12-20 Trykkfoeler. NO165268C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/687,715 US4622854A (en) 1984-12-31 1984-12-31 Rounded wall surface acoustic wave sensors
US06/687,716 US4622855A (en) 1984-12-31 1984-12-31 Low thermal response time surface acoustic wave sensors

Publications (3)

Publication Number Publication Date
NO855194L NO855194L (no) 1986-07-01
NO165268B NO165268B (no) 1990-10-08
NO165268C true NO165268C (no) 1991-01-16

Family

ID=27104069

Family Applications (1)

Application Number Title Priority Date Filing Date
NO855194A NO165268C (no) 1984-12-31 1985-12-20 Trykkfoeler.

Country Status (7)

Country Link
EP (1) EP0192903B1 (no)
BR (1) BR8506344A (no)
DE (1) DE3583802D1 (no)
ES (1) ES296829Y (no)
MX (1) MX160259A (no)
NO (1) NO165268C (no)
OA (1) OA08155A (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0024813D0 (en) * 2000-10-10 2000-11-22 Transense Technologies Plc Pressure monitoring device incorporating saw device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535631A (en) * 1982-09-29 1985-08-20 Schlumberger Technology Corporation Surface acoustic wave sensors

Also Published As

Publication number Publication date
EP0192903A3 (en) 1988-04-13
ES296829U (es) 1988-01-16
OA08155A (en) 1987-03-31
BR8506344A (pt) 1986-09-02
NO855194L (no) 1986-07-01
DE3583802D1 (de) 1991-09-19
EP0192903A2 (en) 1986-09-03
ES296829Y (es) 1988-09-16
NO165268B (no) 1990-10-08
MX160259A (es) 1990-01-24
EP0192903B1 (en) 1991-08-14

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