AU2002217790A1 - Transducer receiving voltage inputs rich in harmonics, such as square waves - Google Patents
Transducer receiving voltage inputs rich in harmonics, such as square wavesInfo
- Publication number
- AU2002217790A1 AU2002217790A1 AU2002217790A AU1779002A AU2002217790A1 AU 2002217790 A1 AU2002217790 A1 AU 2002217790A1 AU 2002217790 A AU2002217790 A AU 2002217790A AU 1779002 A AU1779002 A AU 1779002A AU 2002217790 A1 AU2002217790 A1 AU 2002217790A1
- Authority
- AU
- Australia
- Prior art keywords
- harmonics
- rich
- square waves
- voltage inputs
- receiving voltage
- 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.)
- Abandoned
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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/003—Vibrating earth formations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
- B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
- B06B1/0633—Cylindrical array
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
- B06B1/0655—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element of cylindrical shape
-
- 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
- E21B28/00—Vibration generating arrangements for boreholes or wells, e.g. for stimulating production
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09716849 | 2000-11-15 | ||
US09/716,849 US6496448B1 (en) | 2000-11-15 | 2000-11-15 | Transducer receiving voltage inputs, such as square waves, rich in harmonics |
PCT/US2001/043429 WO2002040829A1 (en) | 2000-11-15 | 2001-11-15 | Transducer receiving voltage inputs rich in harmonics, such as square waves |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2002217790A1 true AU2002217790A1 (en) | 2002-05-27 |
Family
ID=24879697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2002217790A Abandoned AU2002217790A1 (en) | 2000-11-15 | 2001-11-15 | Transducer receiving voltage inputs rich in harmonics, such as square waves |
Country Status (5)
Country | Link |
---|---|
US (1) | US6496448B1 (en) |
EP (1) | EP1336028A1 (en) |
AU (1) | AU2002217790A1 (en) |
NO (1) | NO20032204L (en) |
WO (1) | WO2002040829A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005062666A1 (en) * | 2003-12-12 | 2005-07-07 | Bae Systems Information And Electronic Systems Integration Inc. | Acoustic projector and method of manufacture |
WO2005062667A1 (en) * | 2003-12-12 | 2005-07-07 | Bae Systems Information And Electronic Systems Integration Inc. | Acoustic projector having minimized mechanical stresses |
US7730899B2 (en) * | 2007-03-20 | 2010-06-08 | Qi Ning Mai | Method and apparatus for reducing deposits in petroleum pipes |
US7628202B2 (en) * | 2007-06-28 | 2009-12-08 | Xerox Corporation | Enhanced oil recovery using multiple sonic sources |
CN101125328B (en) * | 2007-09-26 | 2010-11-24 | 象山医疗精密仪器有限公司 | Large power ultrasonic transducer |
FR2996009B1 (en) * | 2012-09-26 | 2015-06-26 | Cggveritas Services Sa | VOLUMETRIC PIEZOELECTRIC SEISMIC WAVE SOURCE AND ASSOCIATED METHODS |
CN104196494B (en) * | 2014-08-28 | 2016-08-31 | 中国石油天然气股份有限公司 | Vibration paraffin control viscosity reduction oil pipe and vibration paraffin control viscosity reduction oil pumping system |
CN108625796B (en) * | 2017-03-23 | 2024-02-20 | 中石化石油工程技术服务有限公司 | Resonant nipple tool for vibration well cementation |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4651044A (en) * | 1978-08-17 | 1987-03-17 | Kompanek Harry W | Electroacoustical transducer |
US4345650A (en) * | 1980-04-11 | 1982-08-24 | Wesley Richard H | Process and apparatus for electrohydraulic recovery of crude oil |
US4658897A (en) * | 1984-07-27 | 1987-04-21 | Piezo Sona-Tool Corporation | Downhole transducer systems |
US4774427A (en) * | 1987-05-08 | 1988-09-27 | Piezo Sona-Tool Corporation | Downhole oil well vibrating system |
US5020035A (en) * | 1989-03-30 | 1991-05-28 | Undersea Transducer Technology, Inc. | Transducer assemblies |
US5122992A (en) * | 1990-08-09 | 1992-06-16 | Piezo Sona-Tool Corporation | Transducer assembly |
US5109922A (en) * | 1990-03-09 | 1992-05-05 | Joseph Ady A | Ultrasonic energy producing device for an oil well |
US5344532A (en) * | 1990-03-09 | 1994-09-06 | Joseph Adrian A | Ultrasonic energy producing device |
US5592359A (en) * | 1994-07-13 | 1997-01-07 | Undersea Transducer Technology, Inc. | Transducer |
US5826653A (en) * | 1996-08-02 | 1998-10-27 | Scientific Applications & Research Associates, Inc. | Phased array approach to retrieve gases, liquids, or solids from subaqueous geologic or man-made formations |
-
2000
- 2000-11-15 US US09/716,849 patent/US6496448B1/en not_active Expired - Fee Related
-
2001
- 2001-11-15 EP EP01996671A patent/EP1336028A1/en not_active Withdrawn
- 2001-11-15 AU AU2002217790A patent/AU2002217790A1/en not_active Abandoned
- 2001-11-15 WO PCT/US2001/043429 patent/WO2002040829A1/en not_active Application Discontinuation
-
2003
- 2003-05-15 NO NO20032204A patent/NO20032204L/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2002040829A1 (en) | 2002-05-23 |
NO20032204D0 (en) | 2003-05-15 |
EP1336028A1 (en) | 2003-08-20 |
US6496448B1 (en) | 2002-12-17 |
NO20032204L (en) | 2003-07-14 |
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