JPS4927284A - - Google Patents
Info
- Publication number
- JPS4927284A JPS4927284A JP48032561A JP3256173A JPS4927284A JP S4927284 A JPS4927284 A JP S4927284A JP 48032561 A JP48032561 A JP 48032561A JP 3256173 A JP3256173 A JP 3256173A JP S4927284 A JPS4927284 A JP S4927284A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23627972A | 1972-03-20 | 1972-03-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4927284A true JPS4927284A (US20080094685A1-20080424-C00004.png) | 1974-03-11 |
| JPS567177B2 JPS567177B2 (US20080094685A1-20080424-C00004.png) | 1981-02-16 |
Family
ID=22888861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3256173A Expired JPS567177B2 (US20080094685A1-20080424-C00004.png) | 1972-03-20 | 1973-03-20 |
Country Status (5)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56166429A (en) * | 1980-05-27 | 1981-12-21 | Tdk Corp | Ultrasonic measuring device |
| JPS5734418A (en) * | 1980-08-11 | 1982-02-24 | Tdk Corp | Ultrasonic wave measuring device |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3973430A (en) * | 1973-07-27 | 1976-08-10 | Process And Pollution Controls Company | Water pollution monitor |
| US3892127A (en) * | 1973-07-27 | 1975-07-01 | Nusonics | Oil detection system |
| US3981176A (en) * | 1974-09-16 | 1976-09-21 | The United States Of America As Represented By The Secretary Of The Department Of Health, Education And Welfare | Dual frequency acoustic gas composition analyzer |
| US4119950A (en) * | 1976-04-07 | 1978-10-10 | Redding Robert J | Gas detection |
| US4246773A (en) * | 1978-03-31 | 1981-01-27 | Osaka Gas Company Ltd. | Combustion property of gas measuring apparatus |
| US4255964A (en) * | 1978-11-30 | 1981-03-17 | The Garrett Corporation | Fluid monitor |
| JPS5589744A (en) * | 1978-12-27 | 1980-07-07 | Terumo Corp | Liquid density measuring method of ultrasonic wave and its unit |
| US4520654A (en) * | 1983-03-14 | 1985-06-04 | General Electric Company | Method and apparatus for detecting hydrogen, oxygen and water vapor concentrations in a host gas |
| US4656864A (en) * | 1984-12-24 | 1987-04-14 | Kraus Robert A | Fuel control system for internal combustion engines |
| US4679426A (en) * | 1985-09-09 | 1987-07-14 | Fuller Milton E | Wave shape chemical analysis apparatus and method |
| DE3841471A1 (de) * | 1988-12-09 | 1990-06-13 | Fev Motorentech Gmbh & Co Kg | Verfahren zur feststellung des alkoholgehaltes und/oder des heizwertes von kraftstoffen |
| US5060507A (en) * | 1989-06-21 | 1991-10-29 | John Urmson | Method and apparatus for fluid mixture monitoring, constituent analysis, and composition control |
| GB9103066D0 (en) * | 1991-02-13 | 1991-03-27 | Marconi Gec Ltd | Fluid monitoring apparatus |
| US5159843A (en) * | 1991-02-19 | 1992-11-03 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Acoustic device and method for measuring gas densities |
| US5697346A (en) * | 1993-05-28 | 1997-12-16 | Servojet Products International | Method for using sonic gas-fueled internal combustion engine control system |
| FI103439B (fi) * | 1997-01-27 | 1999-06-30 | Janesko Oy | Menetelmä ja laite äänennopeuden mittaamiseksi nesteessä |
| GB9715448D0 (en) * | 1997-07-22 | 1997-09-24 | British Gas Plc | Measuring relative density of a gas |
| DE19808533A1 (de) * | 1998-02-28 | 1999-09-02 | Ruhrgas Ag | Verfahren zur Bestimmung der Gaszusammensetzung von Brenngas |
| EP1418424A1 (en) * | 2002-11-05 | 2004-05-12 | Hok Instrument AB | Gas content microsensor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3120750A (en) * | 1958-11-28 | 1964-02-11 | Iii Elihu Root | Gas analyzer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3353400A (en) * | 1966-03-21 | 1967-11-21 | Motorola Inc | Ultrasonic transducer and gas analyzer |
| US3557605A (en) * | 1967-03-31 | 1971-01-26 | Tracor | Ultrasonic acoustical analysis |
-
1972
- 1972-03-20 US US00236279A patent/US3789655A/en not_active Expired - Lifetime
-
1973
- 1973-03-19 FR FR7309739A patent/FR2177338A5/fr not_active Expired
- 1973-03-20 DE DE2313860A patent/DE2313860A1/de not_active Ceased
- 1973-03-20 IT IT21853/73A patent/IT983587B/it active
- 1973-03-20 JP JP3256173A patent/JPS567177B2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3120750A (en) * | 1958-11-28 | 1964-02-11 | Iii Elihu Root | Gas analyzer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56166429A (en) * | 1980-05-27 | 1981-12-21 | Tdk Corp | Ultrasonic measuring device |
| JPS5734418A (en) * | 1980-08-11 | 1982-02-24 | Tdk Corp | Ultrasonic wave measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| US3789655A (en) | 1974-02-05 |
| IT983587B (it) | 1974-11-11 |
| JPS567177B2 (US20080094685A1-20080424-C00004.png) | 1981-02-16 |
| FR2177338A5 (US20080094685A1-20080424-C00004.png) | 1973-11-02 |
| DE2313860A1 (de) | 1973-09-27 |
