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Leif J. Hauge
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Virginia Beach, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pressure exchanger for gas processing
Patent number
12,247,588
Issue date
Mar 11, 2025
Isobaric Strategies Inc.
Leif J. Hauge
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Pressure exchanger with flow divider in rotor duct
Patent number
12,085,094
Issue date
Sep 10, 2024
Isobaric Strategies Inc.
Leif J. Hauge
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pressure exchanger for hydraulic fracking
Patent number
11,572,899
Issue date
Feb 7, 2023
Isobaric Strategies Inc.
Leif J. Hauge
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Rotor positioning system in a pressure exchange vessel
Patent number
10,125,796
Issue date
Nov 13, 2018
Leif J. Hauge
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Split pressure vessel for two flow processing
Patent number
10,024,496
Issue date
Jul 17, 2018
Leif J. Hauge
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Pressure exchanger
Patent number
7,306,437
Issue date
Dec 11, 2007
Leif Hauge
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pressure exchanger
Patent number
6,659,731
Issue date
Dec 9, 2003
Energy Recovery International, Inc.
Leif J. Hauge
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pressure exchanger with an anti-cavitation pressure relief system i...
Patent number
6,540,487
Issue date
Apr 1, 2003
Energy Recovery, Inc.
Thanos Polizos
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pressure exchanger having a rotor with automatic axial alignment
Patent number
5,988,993
Issue date
Nov 23, 1999
Leif J. Hauge
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
PRESSURE EXCHANGER FOR HYDRAULIC FRACKING
Publication number
20210254636
Publication date
Aug 19, 2021
ISOBARIC STRATEGIES INC.
Leif J. Hauge
E21 - EARTH DRILLING MINING
Information
Patent Application
PRESSURE EXCHANGER FOR GAS PROCESSING
Publication number
20210246912
Publication date
Aug 12, 2021
ISOBARIC STRATEGIES INC.
Leif J. Hauge
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
PRESSURE EXCHANGER WITH FLOW DIVIDER IN ROTOR DUCT
Publication number
20210246910
Publication date
Aug 12, 2021
ISOBARIC STRATEGIES INC.
Leif J. Hauge
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
SPLIT PRESSURE VESSEL FOR TWO FLOW PROCESSING
Publication number
20180058631
Publication date
Mar 1, 2018
Isobaric Strategies Inc.
Leif J. HAUGE
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
ROTOR POSITIONING SYSTEM IN A PRESSURE EXCHANGE VESSEL
Publication number
20160084269
Publication date
Mar 24, 2016
Leif J. Hauge
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
SPLIT PRESSURE VESSEL FOR TWO FLOW PROCESSING
Publication number
20130334223
Publication date
Dec 19, 2013
Leif J. Hauge
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
Pressure exchanger
Publication number
20060032808
Publication date
Feb 16, 2006
Leif Hauge
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Pressure exchanger with an anti-cavitation pressure relife system i...
Publication number
20020025264
Publication date
Feb 28, 2002
Thanos Polizos
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...