DE2531784C2 - - Google Patents
Info
- Publication number
- DE2531784C2 DE2531784C2 DE19752531784 DE2531784A DE2531784C2 DE 2531784 C2 DE2531784 C2 DE 2531784C2 DE 19752531784 DE19752531784 DE 19752531784 DE 2531784 A DE2531784 A DE 2531784A DE 2531784 C2 DE2531784 C2 DE 2531784C2
- Authority
- DE
- Germany
- 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
- G01K7/24—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor in a specially-adapted circuit, e.g. bridge circuit
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0026—Transmitting or indicating the displacement of flexible, deformable tubes by electric, electromechanical, magnetic or electromagnetic means
- G01L9/0027—Transmitting or indicating the displacement of flexible, deformable tubes by electric, electromechanical, magnetic or electromagnetic means using variations in ohmic resistance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/02—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geophysics (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Electromagnetism (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Nonlinear Science (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT815774A AT353505B (de) | 1974-10-10 | 1974-10-10 | Messanordnung fuer bohrloecher |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2531784A1 DE2531784A1 (de) | 1976-04-29 |
DE2531784C2 true DE2531784C2 (de) | 1987-02-26 |
Family
ID=3603071
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19752531784 Granted DE2531784A1 (de) | 1974-10-10 | 1975-07-16 | Messanordnung und regelverfahren fuer diese |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT353505B (de) |
DE (1) | DE2531784A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4040910A1 (de) * | 1990-12-20 | 1992-07-02 | Emerson Electric Gmbh | Fuehlerelement fuer eine zustandsabhaengige schalt-, regel- oder steuereinrichtung |
DE19610167C1 (de) * | 1996-03-15 | 1997-02-13 | Elbagu Mes Und Regelungstechni | Meßgerät zur Ermittlung von Zustandsgrößen eines flüssigen Mediums |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2832757C2 (de) * | 1978-07-26 | 1982-05-27 | Veit KG Bekleidungstechnik GmbH & Co, 8910 Landsberg | Elektrische Meßanordnung für eine Einrichtung zur Druck- Temperatur- und Füllstandsregelung für Kessel |
DE2851716A1 (de) * | 1978-11-30 | 1980-06-19 | Bosch Gmbh Robert | Messeinrichtung fuer ansaugluft-druck und -temperatur |
IT1121122B (it) * | 1979-01-08 | 1986-03-26 | Cise Spa | Circuito elettrico e struttura per sonde di pressione e temperatura dotato di accorgimenti adatti per la correzione dell errore di temperatura sul segnale di pressione e per eliminare l influenza della resistenza elettrica dei conduttori del cavo |
FR2496884A1 (fr) * | 1980-12-24 | 1982-06-25 | Flopetrol Etu Fabric | Sonde de mesure de pression |
DE3609986A1 (de) * | 1986-03-28 | 1987-10-01 | Oil & Natural Gas Commission | Untergrund-druckmesser |
AU6334594A (en) * | 1994-05-25 | 1995-11-30 | Mark Miller | Downhole pressure gauge and convertor |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2015851A (en) * | 1933-03-06 | 1935-10-01 | Standard Oil Co California | Pressure and temperature recorder |
US2711649A (en) * | 1950-12-18 | 1955-06-28 | Engineering Lab Inc | Temperature increment drive mechanism for pressure recorders |
DE1091351B (de) * | 1958-03-28 | 1960-10-20 | Siemens Ag | Registriergeraet zur Aufzeichnung von Messgroessen in Abhaengigkeit von der Teufe einer geologischen Bohrung |
DE1264810B (de) * | 1965-12-22 | 1968-03-28 | Friedrich Wilhelm Pleuger | Roehrfoermige, in ein Bohrloch absenkbare Druckmesssonde |
-
1974
- 1974-10-10 AT AT815774A patent/AT353505B/de not_active IP Right Cessation
-
1975
- 1975-07-16 DE DE19752531784 patent/DE2531784A1/de active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4040910A1 (de) * | 1990-12-20 | 1992-07-02 | Emerson Electric Gmbh | Fuehlerelement fuer eine zustandsabhaengige schalt-, regel- oder steuereinrichtung |
DE19610167C1 (de) * | 1996-03-15 | 1997-02-13 | Elbagu Mes Und Regelungstechni | Meßgerät zur Ermittlung von Zustandsgrößen eines flüssigen Mediums |
Also Published As
Publication number | Publication date |
---|---|
DE2531784A1 (de) | 1976-04-29 |
AT353505B (de) | 1979-11-26 |
ATA815774A (de) | 1979-04-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8128 | New person/name/address of the agent |
Representative=s name: PRINZ, E., DIPL.-ING. LEISER, G., DIPL.-ING. SCHWE |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |