Patents by Inventor Jean Kittel

Jean Kittel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • METHOD FOR REMOVING ACID COMPOUNDS FROM A GASEOUS EFFLUENT USING A TERTIARY AMINE-BASED ABSORBENT SOLUTION
    Publication number: 20230357658
    Abstract: The present invention relates to a process for removing acid compounds contained in a gaseous effluent which consists in bringing a gaseous effluent into contact, in the absorption column, with an absorbent solution comprising water, between 20% and 28% by weight of pentamethyldipropylenetriamine and between 5% and 35% by weight of N-methyldiethanolamine.
    Type: Application
    Filed: December 1, 2020
    Publication date: November 9, 2023
    Inventors: Julien GRANDJEAN, Thierry HUARD, Aurelie WENDER, Francois GROSJEAN, Jean KITTEL, Abdelkader LETTAT, Marie DEHLINGER, Aurelie MOURET, Xavier COURTIAL
  • Sensor for measuring the embrittlement of steels by hydrogen in an aggressive environment, said sensor comprising a metal cavity connected to a pressure-measuring device
    Patent number: 11105729
    Abstract: The present invention is a sensor for measuring a risk of hydrogen embrittlement of industrial equipment including a metallic wall in a reactor or in a pipeline comprising a body having a closed cavity including an end containing a pressure sensor which measures pressure within the closed cavity, the metallic wall having a wall thickness measured between inner and outer surfaces thereof, and wherein a ratio of thickness of the metallic wall to thickness of the industrial equipment ranges from 1/3 to 1/10.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: August 31, 2021
    Assignee: IFP ENERGIES NOUVELLES
    Inventors: Jean Kittel, Gilbert Parrain, Christian Boudou
  • SENSOR FOR MEASURING THE EMBRITTLEMENT OF STEELS BY HYDROGEN IN AN AGGRESSIVE ENVIRONMENT, SAID SENSOR COMPRISING A METAL CAVITY CONNECTED TO A PRESSURE- MEASURING DEVICE
    Publication number: 20200256786
    Abstract: The present invention is sensor device for assessing risk of hydrogen embrittlement for a given metal in an aggressive environment promoting the penetration of hydrogen into the metal. The sensor is constituted by a metal body comprising a closed cavity connected to a device for measuring pressure.
    Type: Application
    Filed: October 20, 2016
    Publication date: August 13, 2020
    Inventors: Jean KITTEL, Gilbert PARRAIN, Christian BOUDOU
  • DEVICE FOR DETECTING A RISK OF HYDROGEN EMBRITTLEMENT OF A METAL TECHNICAL FIELD
    Publication number: 20200188901
    Abstract: The present invention relates to a device for detecting a risk of hydrogen embrittlement of a metal, the device being intended to be placed in a hydrogenating environment. The device according to the invention comprises at least: (a) a pressure measuring means, (b) a closed chamber delimited by walls formed from the metal, (c) at least one body formed from a material that is non-porous and inert with respect to hydrogen, placed inside the chamber, the volume of the body or bodies representing at least 50% of the interior volume of the chamber.
    Type: Application
    Filed: December 10, 2019
    Publication date: June 18, 2020
    Inventors: Jean KITTEL, Alexandre BONNEAU
  • Method of absorbing acid compounds contained in a gaseous effluent using an amine-based aqueous solution
    Patent number: 10137404
    Abstract: The gaseous effluent is contacted with an aqueous solution comprising at least one amine and at least one amine degradation inhibiting compound. A stainless steel withstanding corrosion upon contact with the amine degradation inhibiting compound is first selected. Equipments whose surfaces in contact with the aqueous solution are made from this stainless steel are used.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: November 27, 2018
    Assignee: IFP ENERGIES NOUVELLES
    Inventors: Jean Kittel, Serge Gonzalez, Eric Lemaire, Alexandre Bonneau
  • METHOD OF ABSORBING ACID COMPOUNDS CONTAINED IN A GASEOUS EFFLUENT USING AN AMINE-BASED AQUEOUS SOLUTION
    Publication number: 20140060328
    Abstract: The gaseous effluent is contacted with an aqueous solution comprising at least one amine and at least one amine degradation inhibiting compound. A stainless steel withstanding corrosion upon contact with the amine degradation inhibiting compound is first selected. Equipments whose surfaces in contact with the aqueous solution are made from this stainless steel are used.
    Type: Application
    Filed: August 26, 2013
    Publication date: March 6, 2014
    Applicant: IFP ENERGIES NOUVELLES
    Inventors: Jean KITTEL, Serge GONZALEZ, Eric LEMAIRE, Alexandre BONNEAU
  • USE OF POLYAMIDE 11 FOR THE INTERNAL COATING OF A GAS PIPELINE TO REDUCE PRESSURE LOSS
    Publication number: 20090202768
    Abstract: The invention relates to the use of polyamide 11 as an internal coating for a gas transport pipeline to reduce pressure loss.
    Type: Application
    Filed: October 19, 2006
    Publication date: August 13, 2009
    Inventors: Yves Charron, Valerie Sauvant-Moynot, Sebastien Duval, Jean Kittel, Didier Aguillaume