Castel; Yvon

Patent Applications and Registrations

Patent applications and USPTO patent grants for Castel; Yvon.The latest application filed is for "hydraulic alternating volumetric pumping system".

Company Profile

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Castel; Yvon - Croissy sur Seine FR
Castel; Yvon - Croissy S/Seine FR
Castel; Yvon - Pau FR

*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
Hydraulic alternating volumetric pumping system Grant 6,203,289 - Castel , et al. March 20, 2	2001-03-20
Method and device for measuring a parameter of a fluid having variable density Grant 5,770,805 - Castel June 23, 1	1998-06-23
Device and method for detecting interfaces separating several phases by ultrasonic waves Grant 5,616,856 - Castel April 1, 1	1997-04-01
Multiphase pump with sequential jets Grant 5,575,625 - Castel November 19, 1	1996-11-19
Advanced method and device for improving the production logs of an activated nonflowing well Grant 5,207,096 - Castel , et al. May 4, 1	1993-05-04
Method and device for measuring the qualities of a multiphase fluid Grant 5,150,061 - Castel , et al. September 22, 1	1992-09-22
Method and device for fishing up an immersed body Grant 5,097,788 - Castel March 24, 1	1992-03-24
Method and device for measuring the qualities of a multiphase fluid Grant 5,049,823 - Castel , et al. September 17, 1	1991-09-17
Method and device for analyzing a multiphase fluid flowing in a pipe Grant 5,033,288 - Castel July 23, 1	1991-07-23
Measuring method and device for determining a pumping characteristic or a parameter of a fluid Grant 5,020,359 - Castel June 4, 1	1991-06-04
Shield for protecting a well head and functional modules of an under sea station Grant 4,600,339 - Castel July 15, 1	1986-07-15
Connecting and disconnecting device for a guide line Grant 4,400,112 - Castel , et al. August 23, 1	1983-08-23
Drill bit with suction jet means Grant 4,240,513 - Castel , et al. December 23, 1	1980-12-23

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