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FR1515676A - Device for regulating and maintaining constant the mass flow of gases - Google Patents

Device for regulating and maintaining constant the mass flow of gases

Info

Publication number
FR1515676A
FR1515676A FR100425A FR100425A FR1515676A FR 1515676 A FR1515676 A FR 1515676A FR 100425 A FR100425 A FR 100425A FR 100425 A FR100425 A FR 100425A FR 1515676 A FR1515676 A FR 1515676A
Authority
FR
France
Prior art keywords
gases
regulating
mass flow
maintaining constant
maintaining
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
FR100425A
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Priority to FR100425A priority Critical patent/FR1515676A/en
Application granted granted Critical
Publication of FR1515676A publication Critical patent/FR1515676A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0186—Control of flow without auxiliary power without moving parts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR100425A 1967-03-28 1967-03-28 Device for regulating and maintaining constant the mass flow of gases Expired FR1515676A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR100425A FR1515676A (en) 1967-03-28 1967-03-28 Device for regulating and maintaining constant the mass flow of gases

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR100425A FR1515676A (en) 1967-03-28 1967-03-28 Device for regulating and maintaining constant the mass flow of gases

Publications (1)

Publication Number Publication Date
FR1515676A true FR1515676A (en) 1968-03-01

Family

ID=8627650

Family Applications (1)

Application Number Title Priority Date Filing Date
FR100425A Expired FR1515676A (en) 1967-03-28 1967-03-28 Device for regulating and maintaining constant the mass flow of gases

Country Status (1)

Country Link
FR (1) FR1515676A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0354861A1 (en) * 1988-08-12 1990-02-14 Centre National De La Recherche Scientifique (Cnrs) Apparatus, use and process for producing a regulator of a very low gas flow with a sonic flow velocity for measuring gas adsorption and desorption
EP0824232A1 (en) * 1996-08-12 1998-02-18 Fujikin Incorporated Pressure type flow rate control apparatus
EP1884761A1 (en) * 2006-08-01 2008-02-06 Alcatel Lucent System for sampling and analysing gas

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0354861A1 (en) * 1988-08-12 1990-02-14 Centre National De La Recherche Scientifique (Cnrs) Apparatus, use and process for producing a regulator of a very low gas flow with a sonic flow velocity for measuring gas adsorption and desorption
FR2635383A1 (en) * 1988-08-12 1990-02-16 Centre Nat Rech Scient DEVICE, APPLICATION AND METHOD FOR MANUFACTURING A REGULATOR OF VERY LOW GAS FLOW AT SONIC SPEED SPEED FOR ADSORPTION AND GAS DEORPTION MEASUREMENTS
US4967591A (en) * 1988-08-12 1990-11-06 Centre National De La Recherche Scientifique-C.N.R.S. Apparatus, application and method of making a gas flow regulator operating at a very low flow rate and at sonic velocity for measuring gaseous adsorbtion and desorbtion
EP0824232A1 (en) * 1996-08-12 1998-02-18 Fujikin Incorporated Pressure type flow rate control apparatus
EP1884761A1 (en) * 2006-08-01 2008-02-06 Alcatel Lucent System for sampling and analysing gas
FR2904689A1 (en) * 2006-08-01 2008-02-08 Alcatel Sa GAS SENSOR

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