NL7512260A - Gravimeter. - Google Patents
Gravimeter.Info
- Publication number
- NL7512260A NL7512260A NL7512260A NL7512260A NL7512260A NL 7512260 A NL7512260 A NL 7512260A NL 7512260 A NL7512260 A NL 7512260A NL 7512260 A NL7512260 A NL 7512260A NL 7512260 A NL7512260 A NL 7512260A
- Authority
- NL
- Netherlands
- Prior art keywords
- gravimeter
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
- G06F7/68—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using pulse rate multipliers or dividers pulse rate multipliers or dividers per se
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/02—Compensating or correcting for variations in pressure, density or temperature
- G01F15/04—Compensating or correcting for variations in pressure, density or temperature of gases to be measured
- G01F15/043—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means
- G01F15/046—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means involving digital counting
-
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
- G06F7/62—Performing operations exclusively by counting total number of pulses ; Multiplication, division or derived operations using combined denominational and incremental processing by counters, i.e. without column shift
-
- 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
- G01N2009/004—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 comparing frequencies of two elements
-
- 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
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Analysis (AREA)
- Computing Systems (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Computational Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/517,212 US3934127A (en) | 1974-10-23 | 1974-10-23 | Gravitometers |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7512260A true NL7512260A (nl) | 1976-04-27 |
Family
ID=24058838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7512260A NL7512260A (nl) | 1974-10-23 | 1975-10-20 | Gravimeter. |
Country Status (8)
Country | Link |
---|---|
US (1) | US3934127A (nl) |
JP (1) | JPS5165665A (nl) |
CH (1) | CH594881A5 (nl) |
DE (1) | DE2547043A1 (nl) |
FR (1) | FR2289901A1 (nl) |
GB (1) | GB1527354A (nl) |
IT (1) | IT1043480B (nl) |
NL (1) | NL7512260A (nl) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4020330A (en) * | 1976-05-03 | 1977-04-26 | International Telephone And Telegraph Corporation | Densitometer |
US4238965A (en) * | 1978-09-15 | 1980-12-16 | Action Instruments Company, Inc. | Two wire flow rate transmitter |
US4349881A (en) * | 1980-07-14 | 1982-09-14 | International Telephone And Telegraph Corporation | Vibration instruments |
US4654813A (en) * | 1984-03-09 | 1987-03-31 | Southern Gas Association | Electronic square root error indicator |
US5067820A (en) * | 1990-06-19 | 1991-11-26 | The United States Of America As Represented By The United States Department Of Energy | Radionuclide calorimeter system |
AT399051B (de) * | 1991-10-14 | 1995-03-27 | Hans Dr Leopold | Vorrichtung zur bestimmung der dichte von flüssigkeiten und gasen aus der periodendauer eines mit einem präparat gefüllten messschwingers |
DE102014119212A1 (de) * | 2014-12-19 | 2016-06-23 | Endress + Hauser Flowtec Ag | Messanordnung und Verfahren zum Messen der Dichte von fließfähigen Medien |
CN113252508B (zh) * | 2021-06-28 | 2021-11-02 | 中国计量科学研究院 | 一种用于谐振式密度计的闭环控制系统及方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3117440A (en) * | 1960-09-12 | 1964-01-14 | Lockheed Aircraft Corp | Densitometer |
US3426593A (en) * | 1965-12-23 | 1969-02-11 | Robert B Jacobs | Vibrating transducer for flow and related measurements |
US3555880A (en) * | 1967-04-12 | 1971-01-19 | Industrial Nucleonics Corp | Liquid density measuring system |
US3477277A (en) * | 1967-11-30 | 1969-11-11 | Sinclair Research Inc | Apparatus for continuously determining the adiabatic bulk modulus of a liquid within a pipeline |
US3603137A (en) * | 1968-11-05 | 1971-09-07 | Automation Prod | Vibrating method and apparatus for determining the physical properties of material |
US3769831A (en) * | 1971-10-13 | 1973-11-06 | Itt | Densitometer |
US3862568A (en) * | 1972-06-22 | 1975-01-28 | Itt | Method of and apparatus for producing fluid gravity and density analogs and flowmeters incorporating gravitometers |
US3832884A (en) * | 1972-07-10 | 1974-09-03 | Itt | Densitometer |
-
1974
- 1974-10-23 US US05/517,212 patent/US3934127A/en not_active Expired - Lifetime
-
1975
- 1975-10-20 IT IT28431/75A patent/IT1043480B/it active
- 1975-10-20 NL NL7512260A patent/NL7512260A/nl not_active Application Discontinuation
- 1975-10-21 DE DE19752547043 patent/DE2547043A1/de not_active Withdrawn
- 1975-10-23 JP JP50127856A patent/JPS5165665A/ja active Pending
- 1975-10-23 FR FR7532440A patent/FR2289901A1/fr active Granted
- 1975-10-23 GB GB43647/75A patent/GB1527354A/en not_active Expired
- 1975-10-23 CH CH1371275A patent/CH594881A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1527354A (en) | 1978-10-04 |
JPS5165665A (nl) | 1976-06-07 |
FR2289901A1 (fr) | 1976-05-28 |
US3934127A (en) | 1976-01-20 |
DE2547043A1 (de) | 1976-04-29 |
IT1043480B (it) | 1980-02-20 |
CH594881A5 (nl) | 1978-01-31 |
FR2289901B1 (nl) | 1979-01-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |