GB2218809B - Temperature measuring instrument - Google Patents

Temperature measuring instrument

Info

Publication number
GB2218809B
GB2218809B GB8910877A GB8910877A GB2218809B GB 2218809 B GB2218809 B GB 2218809B GB 8910877 A GB8910877 A GB 8910877A GB 8910877 A GB8910877 A GB 8910877A GB 2218809 B GB2218809 B GB 2218809B
Authority
GB
United Kingdom
Prior art keywords
measuring instrument
temperature measuring
instrument
temperature
measuring
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 - Lifetime
Application number
GB8910877A
Other versions
GB2218809A (en
GB8910877D0 (en
Inventor
Meinolph Kaufmann
Lothar Schultheis
Dieter Wildi
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.)
ABB Asea Brown Boveri Ltd
ABB AB
Original Assignee
ABB Asea Brown Boveri Ltd
Asea Brown Boveri AB
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 ABB Asea Brown Boveri Ltd, Asea Brown Boveri AB filed Critical ABB Asea Brown Boveri Ltd
Publication of GB8910877D0 publication Critical patent/GB8910877D0/en
Publication of GB2218809A publication Critical patent/GB2218809A/en
Application granted granted Critical
Publication of GB2218809B publication Critical patent/GB2218809B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/32—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using change of resonant frequency of a crystal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radiation Pyrometers (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
GB8910877A 1988-05-20 1989-05-11 Temperature measuring instrument Expired - Lifetime GB2218809B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19883817282 DE3817282A1 (en) 1988-05-20 1988-05-20 TEMPERATURE MEASURING DEVICE

Publications (3)

Publication Number Publication Date
GB8910877D0 GB8910877D0 (en) 1989-06-28
GB2218809A GB2218809A (en) 1989-11-22
GB2218809B true GB2218809B (en) 1992-07-15

Family

ID=6354828

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8910877A Expired - Lifetime GB2218809B (en) 1988-05-20 1989-05-11 Temperature measuring instrument

Country Status (3)

Country Link
CH (1) CH678362A5 (en)
DE (1) DE3817282A1 (en)
GB (1) GB2218809B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0419021A3 (en) * 1989-08-30 1991-10-09 Schlumberger Industries Limited Sensors with vibrating elements
GB2235773B (en) * 1989-08-30 1993-12-22 Schlumberger Ind Ltd Sensors

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8418122D0 (en) * 1984-07-17 1984-08-22 Standard Telephones Cables Ltd Optical sensor systems
JPS61288132A (en) * 1985-06-17 1986-12-18 Yokogawa Electric Corp Crystal thermometer

Also Published As

Publication number Publication date
DE3817282A1 (en) 1989-11-30
CH678362A5 (en) 1991-08-30
GB2218809A (en) 1989-11-22
GB8910877D0 (en) 1989-06-28

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Legal Events

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

Effective date: 19940511