FR2180880B1 - - Google Patents
Info
- Publication number
- FR2180880B1 FR2180880B1 FR7313867A FR7313867A FR2180880B1 FR 2180880 B1 FR2180880 B1 FR 2180880B1 FR 7313867 A FR7313867 A FR 7313867A FR 7313867 A FR7313867 A FR 7313867A FR 2180880 B1 FR2180880 B1 FR 2180880B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/002—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/002—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis
- G01N2009/008—Schlatter vibrating vane type
Landscapes
- Physics & Mathematics (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)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24480072A | 1972-04-17 | 1972-04-17 | |
| US28977072A | 1972-09-18 | 1972-09-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2180880A1 FR2180880A1 (US20020095090A1-20020718-M00002.png) | 1973-11-30 |
| FR2180880B1 true FR2180880B1 (US20020095090A1-20020718-M00002.png) | 1977-02-04 |
Family
ID=26936794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7313867A Expired FR2180880B1 (US20020095090A1-20020718-M00002.png) | 1972-04-17 | 1973-04-17 |
Country Status (8)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4546641A (en) * | 1983-10-17 | 1985-10-15 | International Telephone & Telegraph Corp. | Densitometer |
| JPS63273041A (ja) * | 1987-04-30 | 1988-11-10 | Yamaichi Electric Mfg Co Ltd | 粘度又は比重計 |
| US4996656A (en) * | 1988-09-02 | 1991-02-26 | Innovative Solutions & Support, Incorporated | Densitometer with remotely disposed control electronics |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2903885A (en) * | 1956-09-20 | 1959-09-15 | Kritz Jack | Ultrasonic densitometer |
| US3447095A (en) * | 1966-12-23 | 1969-05-27 | Martin Marietta Corp | Single-switch gain changer |
| US3566266A (en) * | 1967-03-09 | 1971-02-23 | Nat Instr Lab Inc | Voltmeter |
| US3598111A (en) * | 1968-12-09 | 1971-08-10 | Health Technology Corp | Technique and apparatus for measuring and monitoring the mechanical impedance of body tissues and organ systems |
| US3636456A (en) * | 1969-12-29 | 1972-01-18 | Uthe Technology | Impedance-measuring network |
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1972
- 1972-09-18 US US00289770A patent/US3795136A/en not_active Expired - Lifetime
-
1973
- 1973-04-14 DE DE2319001A patent/DE2319001A1/de not_active Withdrawn
- 1973-04-16 CA CA168,786A patent/CA969266A/en not_active Expired
- 1973-04-17 NL NL7305396A patent/NL7305396A/xx not_active Application Discontinuation
- 1973-04-17 JP JP48042774A patent/JPS5230868B2/ja not_active Expired
- 1973-04-17 IT IT23088/73A patent/IT983924B/it active
- 1973-04-17 GB GB1850373A patent/GB1423631A/en not_active Expired
- 1973-04-17 FR FR7313867A patent/FR2180880B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7305396A (US20020095090A1-20020718-M00002.png) | 1973-10-19 |
| CA969266A (en) | 1975-06-10 |
| JPS5230868B2 (US20020095090A1-20020718-M00002.png) | 1977-08-11 |
| IT983924B (it) | 1974-11-11 |
| FR2180880A1 (US20020095090A1-20020718-M00002.png) | 1973-11-30 |
| JPS4928376A (US20020095090A1-20020718-M00002.png) | 1974-03-13 |
| DE2319001A1 (de) | 1973-11-08 |
| GB1423631A (en) | 1976-02-04 |
| US3795136A (en) | 1974-03-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |