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Patents Grants
last 30 patents
Information
Patent Grant
Bearings for electric submersible pumps
Patent number
12,085,086
Issue date
Sep 10, 2024
Schlumberger Technology Corporation
Pradeep Mahadevan
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Electrical submersible pumping systems
Patent number
12,025,136
Issue date
Jul 2, 2024
Schlumberger Technology Corporation
Raju Ekambaram
E21 - EARTH DRILLING MINING
Information
Patent Grant
Non-axisymmetric hub and shroud profile for electric submersible pu...
Patent number
11,952,875
Issue date
Apr 9, 2024
Schlumberger Technology Corporation
Kean Wee Cheah
E21 - EARTH DRILLING MINING
Information
Patent Grant
Thrust handling for electric submersible pumps
Patent number
11,920,599
Issue date
Mar 5, 2024
Schlumberger Technology Corporation
Raju Ekambaram
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Particle guard ring for mixed flow pump
Patent number
11,692,551
Issue date
Jul 4, 2023
Schlumberger Technology Corporation
Kean Wee Cheah
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Anti-swirl ribs in electric submersible pump balance ring cavity
Patent number
11,629,733
Issue date
Apr 18, 2023
Schlumberger Technology Corporation
David Eslinger
E21 - EARTH DRILLING MINING
Information
Patent Grant
Particle guard ring for mixed flow pump
Patent number
11,041,496
Issue date
Jun 22, 2021
Schlumberger Technology Corporation
Kean Wee Cheah
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Electric submersible pump components
Patent number
10,451,079
Issue date
Oct 22, 2019
Schlumberger Technology Corporation
Lye Heng Chang
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Centrifugal pump stage with increased compressive load capacity
Patent number
9,683,571
Issue date
Jun 20, 2017
Schlumberger Technology Corporation
Tony R. Morrison
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
ELECTRICAL SUBMERSIBLE PUMPING SYSTEMS
Publication number
20240410372
Publication date
Dec 12, 2024
Raju Ekambaram
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
BEARINGS FOR ELECTRIC SUBMERSIBLE PUMPS
Publication number
20240410383
Publication date
Dec 12, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Pradeep Mahadevan
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
HIGH VISCOSITY STAGE
Publication number
20240384722
Publication date
Nov 21, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Kean Wee CHEAH
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
NON-AXISYMMETRIC HUB AND SHROUD PROFILE FOR ELECTRIC SUBMERSIBLE PU...
Publication number
20220397024
Publication date
Dec 15, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Kean Wee Cheah
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
BEARINGS FOR ELECTRIC SUBMERSIBLE PUMPS
Publication number
20220341435
Publication date
Oct 27, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Kean Wee Cheah
E21 - EARTH DRILLING MINING
Information
Patent Application
THRUST HANDLING FOR ELECTRIC SUBMERSIBLE PUMPS
Publication number
20220282732
Publication date
Sep 8, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Raju Ekambaram
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
ELECTRICAL SUBMERSIBLE PUMPING SYSTEMS
Publication number
20220178376
Publication date
Jun 9, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Raju Ekambaram
E21 - EARTH DRILLING MINING
Information
Patent Application
ANTI-SWIRL RIBS IN ELECTRIC SUBMERSIBLE PUMP BALANCE RING CAVITY
Publication number
20220090609
Publication date
Mar 24, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
David Eslinger
E21 - EARTH DRILLING MINING
Information
Patent Application
PARTICLE GUARD RING FOR MIXED FLOW PUMP
Publication number
20210310493
Publication date
Oct 7, 2021
SCHLUMBERGER TECHNOLOGY CORPORATION
Kean Wee CHEAH
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
PARTICLE GUARD RING FOR MIXED FLOW PUMP
Publication number
20180195514
Publication date
Jul 12, 2018
SCHLUMBERGER TECHNOLOGY CORPORATION
Kean Wee CHEAH
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
ELECTRIC SUBMERSIBLE PUMP COMPONENTS
Publication number
20170167498
Publication date
Jun 15, 2017
SCHLUMBERGER TECHNOLOGY CORPORATION
Lye Heng Chang
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Centrifugal Pump Stage with Increased Compressive Load Capacity
Publication number
20140294575
Publication date
Oct 2, 2014
SCHLUMBERGER TECHNOLOGY CORPORATION
Tony R. Morrison
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...