Abstract: A method for filling at least one buffer container of a hydrogen filling station, the station comprising a fluid circuit linked to said at least one buffer container, the circuit of the filling station comprising a first end linked to at least one source of hydrogen gas, the circuit comprising a second end provided with a transfer conduit intended to be removably connected to a tank, the method being characterized in that it comprises a step of determining the current concentration of at least one impurity in the hydrogen in the buffer container during the filling of same, a step of comparing said current concentration of the impurity relative to a predefined threshold concentration and, when the current concentration of the at least one impurity reaches said threshold concentration, stopping the filling of said buffer container.
Type:
Grant
Filed:
May 13, 2014
Date of Patent:
December 19, 2017
Assignee:
L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude
Abstract: The invention relates to a melting unit and method in which: a melting chamber is heated by means of combustion, the combustion fumes are used to heat the air used as a heat-transfer gas, the heated air is used to pre-heat the combustion oxygen and/or the gaseous fuel, the tempered air resulting from the pre-heating is compressed, the compressed tempered air is heated by means of heat exchange with the combustion fumes, and the mechanical and/or electrical energy is generated by expansion of the heated compressed air.
Type:
Grant
Filed:
December 5, 2013
Date of Patent:
December 19, 2017
Assignee:
L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude
Inventors:
Benoit Davidian, Youssef Joumani, Jocelyn Le Dirach, Jean-Pierre Tranier
Abstract: A laser nozzle comprising a nozzle body (1) comprising a first axial housing (5) comprising a first outlet orifice (11) located in a front face (1a) of the nozzle body (1); a movable element (2) arranged in the first axial housing (5) of the nozzle body (1), comprising a front portion (2a) forming a skirt and an axial passage (4) having a second outlet orifice (12) emerging from said front portion (2a) forming a skirt; and an elastic element (8) arranged in the first axial housing (5), between the nozzle body (1) and the movable element (2). According to the invention, the movable element (2) is able to move translationally in the first axial housing (5) in the direction of the first outlet orifice (11) under the effect of a gaseous pressure exerted on the movable element (2), and the elastic element (8) exerts an elastic return force on the movable element (2) tending to oppose the translational movement in the first axial housing (5) in the direction of the first outlet orifice (11).
Type:
Grant
Filed:
October 23, 2013
Date of Patent:
December 19, 2017
Assignee:
L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
Abstract: Method for filling a tank with pressurized hydrogen via a filling station comprising at least one buffer container and a fluid circuit connected to said at least one buffer container, the circuit of the filling station comprising a first end connected to at least one source of hydrogen gas, the circuit comprising a second end fitted with a transfer pipe intended to be connected removably to the tank that is to be filled, the method involving a step of purifying the hydrogen supplied by the source in a purification member before transferring same to the at least one buffer container, the circuit of the filling station further comprising at least one compression member for compressing the pressurized gas in order to fill the at least one buffer container, the method being characterized in that it comprises a step of transferring heat energy between, on the one hand, the compressed gas of the outlet from the compression member and, on the other hand, the purification member.
Type:
Grant
Filed:
May 28, 2014
Date of Patent:
December 19, 2017
Assignee:
L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude
Abstract: The present invention relates to the supplying power to burners for oxy-fuel combustion glass melting furnaces, including a fuel injecting means and a hot oxygen power supplying means, the dispensing of oxygen being carried out so as to develop a staged combustion, a fraction of the oxygen being concurrently injected into the fuel, said oxygen being supplied essentially without heating prior to the supplying thereof into the fuel injecting means.
Type:
Grant
Filed:
June 30, 2009
Date of Patent:
December 12, 2017
Assignees:
AGC GLASS EUROPE, L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
Inventors:
Mohand Amirat, Johan Behen, Gabriel Constantin, Olivier Douxchamps, Benoit Grand, Remi Tsiava, Fabrice Wagemans
Abstract: Disclosed are hexacoordinate silicon-containing precursors, methods of synthesizing the same, and methods of using the same to deposit silicon-containing films using vapor deposition processes for manufacturing semiconductors, photovoltaics, LCD-TFT, flat panel type devices, refractory materials, or aeronautics. The hexacoordinate silicon-containing molecule have the following formula: (I), wherein each L1, L2, L3 and L4 is independently selected from oxygen or nitrogen atoms; L1 and L2 are joined together via a carbon bridge having one to three carbon atoms; L3 and L4 are joined together via a carbon bridge having one to three carbon atoms; L1, L2 and the carbon bridge forming a monoanionic ligand bonded to silicon; and L3, L4 and the carbon bridge form a monoanionic ligand bonded to silicon.
Type:
Grant
Filed:
July 18, 2014
Date of Patent:
November 21, 2017
Assignees:
American Air Liquide, Inc., L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
Inventors:
Glenn Kuchenbeiser, Christian Dussarrat, Venkateswara R. Pallem
Abstract: A process for separating carbon dioxide from a fluid containing carbon dioxide, NO2, and at least one of oxygen, argon, and nitrogen comprises the steps of separating at least part of the fluid into a carbon dioxide enriched stream, a carbon dioxide depleted stream comprising CO2 and at least one of oxygen, argon, and nitrogen and a NO2 enriched stream and recycling said NO2 enriched stream upstream of the separation step.
Type:
Grant
Filed:
June 30, 2016
Date of Patent:
November 14, 2017
Assignee:
L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude
Inventors:
Gregoire Beasse, Sudhir S. Kulkarni, Madhava R. Kosuri, Matthieu Leclerc, Claire Bourhy-Weber
Abstract: A method of installing a vaporizer in a remote manufacturing yard is provided. The method can include the steps of obtaining a lower stage and an upper stage of a vaporizer; obtaining a first column section and a second column section; installing the lower stage to a bottom head such that the lower stage is in fluid communication with an inner volume of the bottom head; installing the first column section over and around the lower stage and fitting and welding a bottom of the first column section to the bottom head; installing the upper stage; and installing the second column section and fitting and welding a bottom of the second course to the first course.
Type:
Grant
Filed:
May 22, 2014
Date of Patent:
November 14, 2017
Assignee:
L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges
Inventors:
Yves Hardy, Claude Granger, Philippe Grigoletto, Qun-Fang Li
Abstract: The present invention relates to a heat exchanger for the supply of oxygen or of a gas mixture containing at least 50% oxygen, the temperature at the outlet of the exchanger not being below 300° C., it preferably being above 400° C., the oxygen or the oxygen-rich gas feeding one or more burners of a glass melting furnace, the heat of the combustion gases being used directly or indirectly to heat the oxygen or the oxygen-rich gas in the exchanger, in which the exchange power is between 20 and 300 kW, preferably between 40 and 250 kW and particularly preferably between 80 and 170 kW.
Type:
Grant
Filed:
December 28, 2012
Date of Patent:
October 31, 2017
Assignees:
AGC GLASS EUROPE, L'Air Liquide Societe Anonyme Pour l'Etude Et l'Exploitation des Procedes Georges Claude
Inventors:
Olivier Douxchamps, Eric Baudelet, Bertrand Leroux, Gabriel Constantin, Remi Tsiava, Bruno Symoens
Abstract: The invention relates to a method for condensing a carbon dioxide-rich gas stream, wherein a stream of water heated by an exchange of heat with the carbon dioxide-rich stream, which is at least partially condensed, is sent to at least one compressor (3,21) for compressing the carbon dioxide-rich stream or a fluid, the carbon dioxide-rich stream of which is derived, in order to at least partially cool at least one stage of said compressor.
Type:
Grant
Filed:
March 5, 2013
Date of Patent:
October 24, 2017
Assignee:
L'Air Liquide Société Anonyme pour l'Étude et l'Exploitation des Procedes Georges Claude
Abstract: A carbon molecular sieve (CMS) membrane is made by pyrolyzing a polymeric precursor membrane in a pyrolysis atmosphere containing a sulfur-containing compound.
Type:
Grant
Filed:
December 17, 2015
Date of Patent:
October 24, 2017
Assignee:
L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges
Inventors:
Henri Chevrel, Benjamin J. Jurcik, Jr., Philippe A. Coignet, Raja Swaidan, Dean W. Kratzer
Abstract: The invention relates to a method for transporting heat-sensitive products in a refrigerated lorry of the indirect injection type, wherein the temperature Tint inside the storage chamber is regulated by varying the pinch of the exchanger (Pinch=Tint?TFluid outflow) according to the position of the internal temperature Tint in relation to a temperature set value.
Type:
Grant
Filed:
February 22, 2013
Date of Patent:
October 24, 2017
Assignee:
L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude
Inventors:
Mohammed Youbi-Idrissi, Cecile Clement, Antony Dallais
Abstract: Titanium-containing film forming compositions are disclosed as well as methods of synthesizing the same and methods of forming Titanium-containing films on substrates via vapor deposition processes using the Titanium-containing film forming compositions. The Titanium-containing film forming compositions comprise a precursor having the formula Ti(R5Cp)2(L), wherein each R is independently H, an alkyl group, or R?3Si, with each R? independently being H or an alkyl group; L is selected from the group consisting of formamidinates (NR,R?-fmd) or amidinates (NR,R?R?-amd).
Type:
Grant
Filed:
November 30, 2015
Date of Patent:
October 17, 2017
Assignee:
L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
Abstract: Cobalt-containing compounds, their synthesis, and their use for the deposition of cobalt containing films are disclosed. The disclosed cobalt-containing compounds have one of the following formulae: wherein each of R1, R2, R3, R4 and R5 is independently selected from Hydrogen; halogen; linear, cyclic or branched hydrocarbons; primary amino ligands (—NHR); or secondary amino ligands (—NRR?), with R and R? independently being H or a linear, cyclic or branched hydrocarbon, provided at least one of R1, R2, or R3 in Formula I and R4 or R5 in Formula II is an amino ligand.
Type:
Grant
Filed:
January 31, 2014
Date of Patent:
October 17, 2017
Assignee:
L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
Abstract: Pressure measuring device, comprising a connector extending along a longitudinal direction around a central longitudinal axis, the connector comprising a first longitudinal end intended to be fixed to an element containing pressurized gas, and a second longitudinal end provided with a diaphragm intended to be subjected to the pressure, the diaphragm comprising a pressure sensor of the piezoelectric type generating an electrical signal representative of the pressure measured, the pressure sensor being connected to an electronics board comprising electronic logic for processing the electrical signal of the sensor, the device furthermore comprising a transmission/reception antenna of the radiofrequency type fitted on the electronics board in order to receive and transmit data from and to the electronic logic, the electronics board being housed in a protective casing fixed to the connector, wherein the antenna is located on or adjacent to an axis passing through the central longitudinal axis of the connector.
Type:
Grant
Filed:
April 29, 2015
Date of Patent:
October 10, 2017
Assignee:
L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
Abstract: Niobium-containing film forming compositions are disclosed, along with methods of synthesizing the same, and methods of forming Niobium-containing films on one or more substrates via vapor deposition processes using the Niobium-containing film forming compositions.
Type:
Grant
Filed:
April 15, 2016
Date of Patent:
October 10, 2017
Assignee:
L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
Abstract: Disclosed is a film formation method, including vaporizing a plurality of raw material monomers in respective corresponding vaporizers, supplying the plurality of raw material monomers into a film formation apparatus, causing vapor deposition polymerization of the plurality of raw material monomers in the film formation apparatus to form an organic film on a substrate, and removing an impurity contained in at least one raw material monomer among the plurality of raw material monomers before the vapor deposition polymerization.
Type:
Grant
Filed:
August 20, 2014
Date of Patent:
October 10, 2017
Assignees:
TOKYO ELECTRON LIMITED, L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
Abstract: A device for filling a tank with a pressurized gas, in particular with pressurized hydrogen, comprising a pressurized-gas source and a circuit for transferring gas from the source to the tank, the transfer circuit including a member for expanding and cooling the gas in order to lower the pressure and temperature of the gas from the source to respective values determined with a view to filling the tank, characterized in that the gas-expansion and cooling member includes a refrigerator that expands the gas by means of a Stirling or Ericsson thermodynamic cycle, the refrigerator being selectively supplied with gas from the source, and in that at least a portion of the cooled and expanded gas supplied to the tank is extracted from the refrigerator.
Type:
Grant
Filed:
February 28, 2013
Date of Patent:
October 10, 2017
Assignee:
L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude
Abstract: Mono-substituted TSA precursor Si-containing film forming compositions are disclosed. The precursors have the formula: (SiH3)2N—SiH2—X, wherein X is selected from a halogen atom; an isocyanato group; an amino group; an N-containing C4-C10 saturated or unsaturated heterocycle; or an alkoxy group. Methods for forming the Si-containing film using the disclosed mono-substituted TSA precursor are also disclosed.
Type:
Grant
Filed:
June 12, 2015
Date of Patent:
October 3, 2017
Assignee:
L'Air Liquide, Société pour l'Etude et l'Exploitation des Procédés Georges Claude
Abstract: A kit for the production of an antimicrobial foam includes: a) a liquid composition which includes a1)one or more bispyridinium alkane and a2)one or more surfactants selected from non-ionic surfactants, amphoteric surfactants and cation-active surfactants, wherein the composition is formulated so that a foam can be produced therefrom, and b) a device for producing the foam from the composition. By using the bispyridinium alkanes the foam stability of liquid and surfactant-containing compositions is increased.
Type:
Grant
Filed:
November 18, 2014
Date of Patent:
September 26, 2017
Assignee:
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
Inventors:
Petra Kolditz, Sabine Behrends, Anja Behrendt, Andreas Dettmann, Thomas Spuida