IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0538536
(2000-03-30)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- Halliburton Energy Services, Inc.
|
대리인 / 주소 |
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인용정보 |
피인용 횟수 :
15 인용 특허 :
14 |
초록
▼
Disclosed are improved pressure transducer apparatus and methods of sensing and measuring pressure, or pressure and temperature, in a subterranean environment. The transducer apparatus and methods use a piezoelectric crystal transducer with at least one internal chamber therein and electrical output
Disclosed are improved pressure transducer apparatus and methods of sensing and measuring pressure, or pressure and temperature, in a subterranean environment. The transducer apparatus and methods use a piezoelectric crystal transducer with at least one internal chamber therein and electrical output terminals on the exterior of the body. One or more piezoelectric crystal sensor located in the body and associated microelectronics located in the body connect to output terminals for producing an electrical signal responsive to pressure, temperature, or temperature and pressure.
대표청구항
▼
Disclosed are improved pressure transducer apparatus and methods of sensing and measuring pressure, or pressure and temperature, in a subterranean environment. The transducer apparatus and methods use a piezoelectric crystal transducer with at least one internal chamber therein and electrical output
Disclosed are improved pressure transducer apparatus and methods of sensing and measuring pressure, or pressure and temperature, in a subterranean environment. The transducer apparatus and methods use a piezoelectric crystal transducer with at least one internal chamber therein and electrical output terminals on the exterior of the body. One or more piezoelectric crystal sensor located in the body and associated microelectronics located in the body connect to output terminals for producing an electrical signal responsive to pressure, temperature, or temperature and pressure. 9951000, Schieve et al., 395/650; US-5465349, 19951100, Geronimi et al., 364/550; US-5471617, 19951100, Farrand et al., 395/700; US-5471634, 19951100, Giorgio et al., 395/600; US-5473499, 19951200, Weir, 361/058; US-5483419, 19960100, Kaczeus, Sr. et al., 361/685; US-5485550, 19960100, Dalton, 395/051; US-5485607, 19960100, Lomet et al., 395/600; US-5487148, 19960100, Komori et al., 395/182.02; US-5491791, 19960200, Glowny et al., 395/183.13; US-5493574, 19960200, McKinley, 371/040.1; US-5493666, 19960200, Fitch, 395/445; US-5506960, 19960400, Meare; US-5513314, 19960400, Kandasamy et al., 395/182.04; US-5513339, 19960400, Agrawal et al., 395/500; US-5515515, 19960500, Kennedy et al., 395/283; US-5517646, 19960500, Piccirillo et al., 395/700; US-5519851, 19960500, Bender et al., 395/500; US-5526289, 19960600, Dinh et al., 364/557; US-5528409, 19960600, Cucci et al., 359/171; US-5530810, 19960600, Bowman, 395/283; US-5533193, 19960700, Roscoe, 395/183.15; US-5535326, 19960700, Baskey et al., 395/182.02; US-5542055, 19960700, Amini et al., 395/281; US-5546272, 19960800, Moss et al., 361/687; US-5548712, 19960800, Larson et al., 395/182.05; US-5555510, 19960900, Verseput et al., 364/514.R; US-5559764, 19960900, Chen et al., 369/030; US-5559958, 19960900, Farrand et al., 395/183.03; US-5559965, 19960900, Oztaskin et al., 395/284; US-5560022, 19960900, Dunstan et al., 395/750; US-5564024, 19961000, Pemberton, 395/283; US-5566299, 19961000, Billings et al., 395/182.02; US-5566339, 19961000, Perholtz et al., 395/750; US-5568610, 19961000, Brown, 395/185.01; US-5568619, 19961000, Blackledge et al., 395/281; US-5572403, 19961100, Mills, 361/695; US-5577205, 19961100, Hwang et al., 395/200.01; US-5579487, 19961100, Meyerson et al., 395/280; US-5579491, 19961100, Jeffries et al., 395/283; US-5579528, 19961100, Register, 395/671; US-5581712, 19961200, Herrman, 395/283; US-5581714, 19961200, Amini et al., 395/308; US-5584030, 19961200, Husak et al., 395/750; US-5586250, 19961200, Carbonneau et al.; US-5586271, 19961200, Parrett, 395/283; US-5588121, 19961200, Reddin et al., 395/200.15; US-5588144, 19961200, Inoue et al., 395/555; US-5592611, 19970100, Midgely et al., 395/182.02; US-5596711, 19970100, Burckhartt et al., 395/182.21; US-5598407, 19970100, Bud et al., 370/330; US-5602758, 19970200, Lincoln et al., 364/505; US-5604873, 19970200, Fite et al., 395/283; US-5606672, 19970200, Wade, 395/308; US-5608865, 19970300, Midgely et al., 395/180; US-5608876, 19970300, Cohen et al., 395/281; US-5615207, 19970300, Gephardt et al., 370/237; US-5621159, 19970400, Brown et al., 073/009; US-5621892, 19970400, Cook, 395/200.1; US-5622221, 19970400, Genga, Jr. et al., 165/208; US-5625238, 19970400, Ady et al., 307/147; US-5627962, 19970500, Goodrum et al., 395/182.11; US-5628028, 19970500, Michelson, 395/825; US-5630076, 19970500, Saulpaugh et al., 395/284; US-5631847, 19970500, Kikinis, 364/514.R; US-5632021, 19970500, Jennings et al., 395/309; US-5636341, 19970600, Matsushita et al., 395/182.11; US-5638289, 19970600, Yamada et al., 364/489; US-5644470, 19970700, Benedict et al., 361/686; US-5644731, 19970700, Liencres et al., 395/283; US-5651006, 19970700, Fujino et al., 370/408; US-5652832, 19970700, Kane et al., 395/181; US-5652833, 19970700, Takizawa et al., 395/182.08; US-5652839, 19970700, Giorgio et al., 395/200.11; US-5652892, 19970700, Ugajin, 395/750; US-5652908, 19970700, Douglas et al., 395/800; US-5655081, 19970800, Bonnell et al., 395/200.32; US-5655083, 19970800, Bagley, 395/182.31; US-5655148, 19970800, Richman et al., 395/828; US-5659682, 19970800, Devarakonda et al., 395/184.01; US-5664118, 19970900, Nishigaki et al., 395/283; US-5664119, 19970900, Jeffries et al., 395/283; US-5666538, 19970900, DeNicola, 395/750.03; US-5668943, 19970900, Attanasio et al., 395/182.05; US-5668992, 19970900, Hammer et al., 395/651; US-5669009, 19970900, Buktenica et al., 395/800.35; US-5671371, 19970900, Kondo et al., 395/306; US-5675723, 19971000,
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