Multiphase pump

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12135044
APP PUB NO 20200088201A1
SERIAL NO

16558953

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A multiphase pump includes a housing having a pump inlet and a pump outlet for a process fluid, an inlet annulus configured to receive the process fluid from the pump inlet, a discharge annulus configured to discharge the process fluid into the pump outlet, a pump rotor configured to rotate about an axial direction and arranged within the housing, the pump rotor being configured to convey the process fluid from the inlet annulus to the outlet annulus, and a return line configured to return the process fluid from the high pressure side to the low pressure side, the return line including an inlet configured to receive the process fluid, an outlet configured to discharge the process fluid and a control valve configured to open and close the return line, the inlet of the return line arranged directly at the discharge annulus.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
SULZER MANAGEMENT AGWINTERTHUR SWITZERLAND WINTERTHUR ZURICH

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bourne, Matthew Katy, US 5 12

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 May 5, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 May 5, 2032
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Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00