Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8816271 | Device for emitting a first beam of high-energy photons and a second beam of lower-energy photons, and associated method and measuring unit | Damien Chazal, Pierre-Arnaud Foucher | 2014-08-26 |
| 7105805 | Apparatus and a method for characterizing multiphase effluents | Michel Berard | 2006-09-12 |
| 6993979 | Multiphase mass flow meter with variable venturi nozzle | — | 2006-02-07 |
| 6831470 | Methods and apparatus for estimating on-line water conductivity of multiphase mixtures | Cheng-Gang Xie, Gilles Roux, Paul Hammond | 2004-12-14 |
| 6405604 | Method and apparatus for measuring oil effluent flow rates | Michel Berard | 2002-06-18 |
| 6389908 | Method and device for characterizing oil borehole effluents | Philippe Chevalier | 2002-05-21 |
| 6286367 | Method of evaluating the effluent of a hydrocarbon well by means of a multiphase flowmeter, and installation implementing the same | — | 2001-09-11 |
| 6265713 | Measurement flow section for oil well effluents and system including such a section | Michel Berard | 2001-07-24 |
| 6182505 | Method and apparatus for studying the properties of a multiphase fluid under pressure flowing in a duct, such as a petroleum stream | — | 2001-02-06 |
| 5608170 | Flow measurement system | David I. H. Atkinson, Ian C. Walton, Bernard J. P. Glotin | 1997-03-04 |
| 5591922 | Method and apparatus for measuring multiphase flows | Peter G. Long, Ian Atkinson | 1997-01-07 |