Hauge; Leif J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hauge; Leif J..The latest application filed is for "pressure exchanger for hydraulic fracking".

Company Profile

0.8.8

Hauge; Leif J. - Beaumont CA
Hauge; Leif J. - Virginia Beach VA US
Hauge; Leif J. - N-7013 Trondheim NO
Hauge; Leif J. - N-7027 Trondheim NO

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Pressure Exchanger For Hydraulic Fracking App 20210254636 - Hauge; Leif J.	2021-08-19
Pressure Exchanger For Gas Processing App 20210246912 - Hauge; Leif J.	2021-08-12
Pressure Exchanger With Flow Divider In Rotor Duct App 20210246910 - Hauge; Leif J.	2021-08-12
Rotor positioning system in a pressure exchange vessel Grant 10,125,796 - Hauge November 13, 2	2018-11-13
Split pressure vessel for two flow processing Grant 10,024,496 - Hauge July 17, 2	2018-07-17
Split Pressure Vessel For Two Flow Processing App 20180058631 - HAUGE; Leif J.	2018-03-01
Rotor Positioning System In A Pressure Exchange Vessel App 20160084269 - HAUGE; Leif J.	2016-03-24
Split Pressure Vessel For Two Flow Processing App 20130334223 - Hauge; Leif J.	2013-12-19
Pressure exchanger Grant 6,659,731 - Hauge December 9, 2	2003-12-09
Pressure exchanger with an anti-cavitation pressure relief system in the end covers Grant 6,540,487 - Polizos , et al. April 1, 2	2003-04-01
Pressure exchanger with an anti-cavitation pressure relife system in the end covers App 20020025264 - Polizos, Thanos ; et al.	2002-02-28
Pressure exchanger having axially inclined rotor ducts Grant 5,338,158 - Hauge August 16, 1	1994-08-16
Pressure exchanger for liquids Grant 4,887,942 - Hauge December 19, 1	1989-12-19

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