Title:
圧電モータの坑井内における使用
Document Type and Number:
Japanese Patent JP2008537577
Kind Code:
A
Abstract:
A sampling system used in collecting samples of connate fluid from within hydrocarbon bearing formations. The sampling system comprises a sonde disposed within a wellbore formed proximate to the formation of interest. The sonde includes a sample probe insertable into the formation and a drawdown pump in fluid communication with the sample probe. The drawdown pump is motivated by an associated electrically responsive material, where the electrically responsive material can be comprised of a piezoelectric material, a electroactive polymer, or some other electrically responsive material.
Inventors:
Difoggio, Rocco
Lee, Jaedon
Sraira Jasingham, Rajasingham
Lee, Jaedon
Sraira Jasingham, Rajasingham
Application Number:
JP2008500765A
Publication Date:
September 18, 2008
Filing Date:
March 02, 2006
Export Citation:
Assignee:
Baker Hughes Incorporated
International Classes:
E21B49/08; E02D1/04; E02D1/06; F04B9/00; F04B15/02; H02N2/00
Domestic Patent References:
| JPS5724479B2 | 1982-05-24 | |||
| JP2004251292A | 2004-09-09 |
Attorney, Agent or Firm:
Naoki Fukumura