DE1208524B - Geraete zur Anzeige der Konzentration eines Anteils eines Gasgemisches, beruhend aufder Eigenschwingungsaenderung eines piezoelektrischen Kristalles - Google Patents

Geraete zur Anzeige der Konzentration eines Anteils eines Gasgemisches, beruhend aufder Eigenschwingungsaenderung eines piezoelektrischen Kristalles

Info

Publication number
DE1208524B
DE1208524B DEE27004A DEE0027004A DE1208524B DE 1208524 B DE1208524 B DE 1208524B DE E27004 A DEE27004 A DE E27004A DE E0027004 A DEE0027004 A DE E0027004A DE 1208524 B DE1208524 B DE 1208524B
Authority
DE
Germany
Prior art keywords
gas mixture
piezoelectric crystal
frequency
proportion
water vapor
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.)
Pending
Application number
DEE27004A
Other languages
German (de)
English (en)
Inventor
Harry M Crawford
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
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 Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Publication of DE1208524B publication Critical patent/DE1208524B/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/036—Analysing fluids by measuring frequency or resonance of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0026—General constructional details of gas analysers, e.g. portable test equipment using an alternating circulation of another gas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/025—Change of phase or condition
    • G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Acoustics & Sound (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
DEE27004A 1963-05-14 1964-05-08 Geraete zur Anzeige der Konzentration eines Anteils eines Gasgemisches, beruhend aufder Eigenschwingungsaenderung eines piezoelektrischen Kristalles Pending DE1208524B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US280408A US3327519A (en) 1963-05-14 1963-05-14 Piezoelectric fluid analyzer

Publications (1)

Publication Number Publication Date
DE1208524B true DE1208524B (de) 1966-01-05

Family

ID=23072951

Family Applications (1)

Application Number Title Priority Date Filing Date
DEE27004A Pending DE1208524B (de) 1963-05-14 1964-05-08 Geraete zur Anzeige der Konzentration eines Anteils eines Gasgemisches, beruhend aufder Eigenschwingungsaenderung eines piezoelektrischen Kristalles

Country Status (7)

Country Link
US (1) US3327519A (enExample)
CH (1) CH453750A (enExample)
DE (1) DE1208524B (enExample)
FR (1) FR1429269A (enExample)
GB (1) GB1017188A (enExample)
NL (1) NL148159B (enExample)
SE (1) SE323823B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1546909B1 (de) * 1963-07-02 1970-01-29 Exxon Research Engineering Co Verfahren zur Herstellung einer Schicht von etwa 0,1 bis 5 mum Staerke auf einem piezoelektrischen Kristall

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US3374659A (en) * 1965-01-22 1968-03-26 Phillips Petroleum Co Gas analysis
US3431770A (en) * 1965-04-05 1969-03-11 Phillips Petroleum Co Analyzer for determining hydrogen-to-carbon ratio in a material
US3535084A (en) * 1965-05-29 1970-10-20 Katsuhisa Furuta Automatic and continuous analysis of multiple components
US3478573A (en) * 1965-07-29 1969-11-18 Exxon Research Engineering Co Integral heater piezoelectric devices
US3856466A (en) * 1971-01-04 1974-12-24 Exxon Research Engineering Co Fluid impurity analyzer
US3863495A (en) * 1973-04-16 1975-02-04 Exxon Research Engineering Co Quartz crystal solute mass detector
US4111036A (en) * 1974-07-29 1978-09-05 The Board Of Regents For Education Of The State Of Rhode Island Piezoelectric probe for detection and measurement of gaseous pollutants
EP0038637A1 (en) * 1980-04-18 1981-10-28 Secretary of State for Social Services in Her Britannic Majesty's Gov. of the U.K. of Great Britain and Northern Ireland Improvements in or relating to a method and apparatus for detecting the presence of contaminants in a gaseous carrier
US4663113A (en) * 1983-06-20 1987-05-05 Research Corporation Reactor radioactive emission monitor
DE4038993C2 (de) * 1990-12-06 1995-07-06 Lehmann Martin Verfahren zum Selektionieren von Behältnissen und Meßanordnung zur Durchführungs des Verfahrens
WO1996014573A1 (de) * 1994-11-07 1996-05-17 Hoechst Aktiengesellschaft Polymer-sensor
US5616827A (en) * 1995-06-15 1997-04-01 Ametek, Inc. Flow manifold for high purity analyzers
US6360585B1 (en) 2000-03-06 2002-03-26 General Electric Company Method and apparatus for determining chemical properties
EP1418424A1 (en) * 2002-11-05 2004-05-12 Hok Instrument AB Gas content microsensor
US7232545B2 (en) * 2003-09-16 2007-06-19 Steris Inc. Sensor for determining concentration of fluid sterilant
US7541002B2 (en) 2004-05-12 2009-06-02 Steris Corporation Apparatus for determining the efficiency of a vaporizer in a decontamination system
US20050276721A1 (en) * 2004-05-25 2005-12-15 Steris Inc. Method and apparatus for controlling the concentration of a sterilant chemical in a fluid
US7431886B2 (en) * 2004-09-24 2008-10-07 Steris Corporation Method of monitoring operational status of sensing devices for determining the concentration of chemical components in a fluid
US20060105466A1 (en) * 2004-11-12 2006-05-18 Steris Inc. Sensor for determining concentration of ozone
US7464580B2 (en) * 2005-09-26 2008-12-16 Oakland University Ionic liquid high temperature gas sensors
US7886577B2 (en) * 2006-03-30 2011-02-15 Oakland University Devices with surface bound ionic liquids and method of use thereof
US8375768B2 (en) * 2006-03-30 2013-02-19 Oakland University Ionic liquid thin layer sensor for electrochemical and/or piezoelectric measurements
US8256274B2 (en) * 2007-03-06 2012-09-04 Nihon Dempa Kogyo Co., Ltd. Sensing device
USD773072S1 (en) * 2015-02-24 2016-11-29 Keystone Retaining Wall Systems Llc Landscaping block
GB201609463D0 (en) 2016-05-30 2016-07-13 Landa Labs 2012 Ltd Method of manufacturing a multi-layer article
US10900062B2 (en) 2017-07-14 2021-01-26 American Sterilizer Company Process for determining viability of test microorganisms of biological indicator and sterilization detection device for determining same
US10876144B2 (en) 2017-07-14 2020-12-29 American Sterilizer Company Process for determining viability of test microorganisms of biological indicator and sterilization detection device for determining same
US10889848B2 (en) 2017-07-14 2021-01-12 American Sterilizer Company Process for determining viability of test microorganisms of biological indicator and sterilization detection device for determining same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826908A (en) * 1958-03-18 Integrating adsorption detector for gas
US3194053A (en) * 1962-09-18 1965-07-13 Gen Precision Inc Identification of chemical substances

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1546909B1 (de) * 1963-07-02 1970-01-29 Exxon Research Engineering Co Verfahren zur Herstellung einer Schicht von etwa 0,1 bis 5 mum Staerke auf einem piezoelektrischen Kristall

Also Published As

Publication number Publication date
FR1429269A (fr) 1966-02-25
SE323823B (enExample) 1970-05-11
GB1017188A (en) 1966-01-19
NL148159B (nl) 1975-12-15
CH453750A (de) 1968-03-31
US3327519A (en) 1967-06-27
NL6405360A (enExample) 1964-11-16

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