The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 05, 2017
Filed:
Sep. 22, 2014
Applicant:
Ifp Energies Nouvelles, Rueil-Malmaison, FR;
Inventors:
Bruno Garcia, Rueil Malmaison, FR;
Jean Tricard, Paray Vieille Poste, FR;
Claudio Fernandes-Marto, Poissy, FR;
Virgile Rouchon, Vaucresson, FR;
Thierry Walrave, Quartier Saint Vincent, FR;
Assignee:
IFP ENERGIES NOUVELLES, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 1/10 (2006.01); E21B 49/08 (2006.01);
U.S. Cl.
CPC ...
E21B 49/088 (2013.01); E21B 49/08 (2013.01); E21B 49/081 (2013.01); G01N 1/10 (2013.01); G01N 2001/105 (2013.01); G01N 2001/1031 (2013.01);
Abstract
The invention relates to a fluid sampling device comprising a sample chamber () including a lower piston (), an upper piston () and an intermediate piston (). Intermediate piston () is moved so as to guarantee a substantially constant volume for chamber () when closing the chamber.