FR1425001A - Improvements to vacuum measuring devices - Google Patents

Improvements to vacuum measuring devices

Info

Publication number
FR1425001A
FR1425001A FR6266A FR6266A FR1425001A FR 1425001 A FR1425001 A FR 1425001A FR 6266 A FR6266 A FR 6266A FR 6266 A FR6266 A FR 6266A FR 1425001 A FR1425001 A FR 1425001A
Authority
FR
France
Prior art keywords
measuring devices
vacuum measuring
vacuum
devices
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
Application number
FR6266A
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR6266A priority Critical patent/FR1425001A/en
Application granted granted Critical
Publication of FR1425001A publication Critical patent/FR1425001A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L21/00—Vacuum gauges
    • G01L21/10—Vacuum gauges by measuring variations in the heat conductivity of the medium, the pressure of which is to be measured

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR6266A 1965-02-19 1965-02-19 Improvements to vacuum measuring devices Expired FR1425001A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6266A FR1425001A (en) 1965-02-19 1965-02-19 Improvements to vacuum measuring devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6266A FR1425001A (en) 1965-02-19 1965-02-19 Improvements to vacuum measuring devices

Publications (1)

Publication Number Publication Date
FR1425001A true FR1425001A (en) 1966-01-14

Family

ID=8571387

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6266A Expired FR1425001A (en) 1965-02-19 1965-02-19 Improvements to vacuum measuring devices

Country Status (1)

Country Link
FR (1) FR1425001A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2511152A1 (en) * 1981-08-08 1983-02-11 Leybold Heraeus Gmbh & Co Kg METHOD OF USING APPROPRIATE PIRANI VACUOMETER RULE AND APPROPRIATE PIRANI VACUOMETER
EP0071694A1 (en) * 1981-08-04 1983-02-16 Leybold-Heraeus GmbH Heat conductivity vacuum gauge

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0071694A1 (en) * 1981-08-04 1983-02-16 Leybold-Heraeus GmbH Heat conductivity vacuum gauge
DE3130817A1 (en) * 1981-08-04 1983-02-24 Leybold-Heraeus GmbH, 5000 Köln HEATING PIPE VACUUM METER
FR2511152A1 (en) * 1981-08-08 1983-02-11 Leybold Heraeus Gmbh & Co Kg METHOD OF USING APPROPRIATE PIRANI VACUOMETER RULE AND APPROPRIATE PIRANI VACUOMETER

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