Integrated pump and compressor and method of producing multiphase well fluid downhole and at surface
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 9, 2020
Grant Date -
Feb 8, 2018
app pub date -
Oct 16, 2017
filing date -
Jun 24, 2013
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
An integrated system is disclosed to handle production of multiphase fluid consisting of oil, gas and water. The production stream is first separated into two streams: a liquid dominated stream (GVF<5% for example) and a gas dominated stream (GVF>95% for example). The separation can be done through shrouds, cylindrical cyclonic, gravity, in-line or the like separation techniques. The two streams are then routed separately to pumps which pump dissimilar fluids, such as a liquid pump and a gas compressor, and subsequently recombined. Both pumps are driven by a single motor shaft which includes an internal passageway associated with one of the pumps for reception of the fluid from the other pump, thereby providing better cooling and greater overall efficiency of all systems associated therewith. A method for providing artificial lift or pressure boosting of multiphase fluid is also disclosed.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
SAUDI ARABIAN OIL COMPANY | 1 EASTERN AVENUE DHAHRAN 31311 |
International Classification(s)

- 2017 Application Filing Year
- F04B Class
- 1234 Applications Filed
- 897 Patents Issued To-Date
- 72.70 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Shepler, Randall Alan | Ras Tanura, SA | 8 | 109 |
# of filed Patents : 8 Total Citations : 109 | |||
Xiao, Jinjiang | Dhahran, SA | 102 | 513 |
# of filed Patents : 102 Total Citations : 513 |
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Patent Citation Ranking
- 6 Citation Count
- F04B Class
- 63.03 % this patent is cited more than
- 5 Age
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- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 9, 2027 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 9, 2031 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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