Abstract: Corrugated fluid-tight membrane fluid-tight wall (1) including two series of parallel corrugations forming a plurality of nodes (5) at the crossings of said series of corrugations, wave reinforcements (11) being arranged under the corrugations (3) of the first series of corrugations (3), two successive wave reinforcements (11) in a corrugation (3) each including a hollow sole (15) and a reinforcement portion (16) disposed above the sole (15), the two wave reinforcements (11) being developed in the corrugation (3) on either side of a node (5), a connecting member (13) at the level of the node (5) being nested in the soles (15) of said two wave reinforcements (11) in such a manner as to assemble the two wave reinforcements (11) in an aligned position.

Abstract: A sealed and thermally insulating tank for storing a low-temperature liquefied gas, having an insulating box-section with a bottom panel coming into abutment on a support wall, by means of sealant beads disposed between the support wall and the bottom panel, the sealant beads being disposed in the form of at least one closed outline delimiting at least one confined space between the support wall and the bottom panel, the bottom panel having at least one through passage leading into the confined space to allow gas to circulate between the confined space and an internal space of the insulating box-section.

Abstract: The invention relates to a sealed and thermally insulating tank for storing fluid, comprising, from the outside to the inside of the tank, a secondary thermally insulating barrier and a secondary sealing membrane, the secondary sealing membrane being secured to the secondary thermally insulating barrier, a primary thermally insulating barrier resting against the secondary sealing membrane and a primary sealing membrane resting against the primary thermally insulating barrier, the tank comprising a duct that extends along a longitudinal direction, the duct being delimited on one hand by the secondary thermally insulating barrier and on the other hand by the secondary sealing membrane, a bottom of the duct being at least in part formed by the secondary thermally insulating barrier, the tank further comprising a pressure-drop stopper that is arranged in the duct and extends between the bottom of the duct and the sealing membrane.

Abstract: Sealed and thermally insulating tank incorporated into a polyhedral bearing structure, the tank having a plurality of tank walls, a thermally insulating barrier and a sealed membrane, a first bearing wall and second bearing wall forming an edge corner, the thermally insulating barrier of a first tank wall having a row of edging blocks, a row of anchor strips anchored to the second bearing wall by a row of anchor rods, a first and second of edging blocks each having a groove formed in thickness of said edging block, a first and a second of said anchor rods being housed respectively in the groove of the first and second edging blocks, one anchor strip in the row of anchor strips is supported overlapping the first edging block and the second edging block, the anchor strip being coupled to the first anchor rod and to the second anchor rod.

Abstract: Corrugated fluid-tight membrane fluid-tight wall (1) including two series of parallel corrugations forming a plurality of nodes (5) at the crossings of said series of corrugations, wave reinforcements (11) being arranged under the corrugations (3) of the first series of corrugations (3), two successive wave reinforcements (11) in a corrugation (3) each including a hollow sole (15) and a reinforcement portion (16) disposed above the sole (15), the two wave reinforcements (11) being developed in the corrugation (3) on either side of a node (5), a connecting member (13) at the level of the node (5) being nested in the soles (15) of said two wave reinforcements (11) in such a manner as to assemble the two wave reinforcements (11) in an aligned position.

Abstract: A sealed and thermally insulating tank for storing a low-temperature liquefied gas, having an insulating box-section with a bottom panel coming into abutment on a support wall, by means of sealant beads disposed between the support wall and the bottom panel, the sealant beads being disposed in the form of at least one closed outline delimiting at least one confined space between the support wall and the bottom panel, the bottom panel having at least one through passage leading into the confined space to allow gas to circulate between the confined space and an internal space of the insulating box-section.

Abstract: Sealed and thermally insulating tank comprising a sealed membrane and a thermally insulating barrier with insulating blocks comprising cover panels, the sealed membrane being made up of a corrugated metal membrane comprising a series of parallel corrugations and flat portions between the corrugations and resting on the cover panels, wherein an insulating block is twice the pitch of the corrugations, meaning that a series of corrugations comprises a pair of corrugations situated in line with one insulating block, and wherein the flat portions of the sealed membrane are arranged in line with an internal zone of the cover panels, the sealed membrane being fixed to the thermally insulating barrier by fixing the flat portions of the sealed membrane to the insulating blocks in the internal zone of the cover panels.

Abstract: Sealed and thermally insulating tank incorporated into a polyhedral bearing structure, a first bearing wall and a second bearing wall forming an edge corner, the tank having a first tank wall, a thermally insulating barrier and a sealed membrane, the tank further has an angle bracket with a first flange and a second flange in such a way that the angle bracket connects in a sealed manner. The sealed membrane of the first tank wall and the sealed membrane of the second tank wall in line with the edge corner, in which the angle bracket has a pair of first tabs and a pair of second tabs, the tank has a pair of first anchor rods coupled to a respective first tab and a pair of second anchor rods coupled to a respective second tab in such a way as to transmit a tensile load between the angle bracket.

Abstract: The invention concerns a sealed tank including adjacent first and second walls each comprising a corrugated sealing membrane. The sealing membranes of the first and second walls join at the level of an edge, wherein the sealing membrane of the first wall includes a first series of corrugations and a second series of corrugations intersecting at the edge, and the sealing membrane of the second wall includes a third series of corrugations intersecting at the edge. The tank further includes a corner arrangement comprising a sealing membrane that is welded in sealed manner to the sealing membrane of the first wall and to the sealing membrane of the second wall, such that the corrugations of the first series of corrugations are connected to corrugations of the third series of corrugations and the corrugations of the second series of corrugations are connected to the corrugations of the third series of corrugations.

Abstract: Sealed and thermally insulating tank incorporated into a polyhedral bearing structure, a first bearing wall and a second bearing wall forming an edge corner, the tank having a first tank wall, a thermally insulating barrier and a sealed membrane, the tank further has an angle bracket with a first flange and a second flange in such a way that the angle bracket connects in a sealed manner. The sealed membrane of the first tank wall and the sealed membrane of the second tank wall in line with the edge corner, in which the angle bracket has a pair of first tabs and a pair of second tabs, the tank has a pair of first anchor rods coupled to a respective first tab and a pair of second anchor rods coupled to a respective second tab in such a way as to transmit a tensile load between the angle bracket.

Abstract: Sealed and thermally insulating tank incorporated into a polyhedral bearing structure, the tank having a plurality of tank walls, a thermally insulating barrier and a sealed membrane, a first bearing wall and second bearing wall forming an edge corner, the thermally insulating barrier of a first tank wall having a row of edging blocks, a row of anchor strips anchored to the second bearing wall by a row of anchor rods, a first and second of edging blocks each having a groove formed in thickness of said edging block, a first and a second of said anchor rods being housed respectively in the groove of the first and second edging blocks, one anchor strip in the row of anchor strips is supported overlapping the first edging block and the second edging block, the anchor strip being coupled to the first anchor rod and to the second anchor rod.

Abstract: Sealed and thermally insulating tank comprising a sealed membrane and a thermally insulating barrier with insulating blocks comprising cover panels, the sealed membrane being made up of a corrugated metal membrane comprising a series of parallel corrugations and flat portions between the corrugations and resting on the cover panels, wherein an insulating block is twice the pitch of the corrugations, meaning that a series of corrugations comprises two corrugations situated in line with one insulating block, and wherein the flat portions of the sealed membrane are arranged in line with an internal area of the cover panels, the sealed membrane being fixed to the thermally insulating barrier by fixing the flat portions of the sealed membrane to the insulating blocks in the internal area of the cover panels.

Abstract: The invention concerns a sealed tank including adjacent first and second walls each comprising a corrugated sealing membrane; the sealing membranes of the first and second walls join at the level of an edge; the sealing membrane of the first wall including a first series of corrugations and a second series of corrugations intersecting at the edge; the sealing membrane of the second wall including a third series of corrugations intersecting at the edge; the tank further including a corner arrangement comprising a sealing membrane that is welded in sealed manner to the sealing membrane of the first wall and to the sealing membrane of the second wall and is such that the corrugations of the first series of corrugations are connected to corrugations of the third series of corrugations and the corrugations of the second series of corrugations are connected to the corrugations of the third series of corrugations.

Abstract: A laser device having a wave emission within a frequency range of 0.5 to 5 THz, includes a semiconductor heterostructure having a cylindrical form with a circular cross-section and including: a first optically nonlinear semiconductor material layer including an emitting medium configured to emit at least two optical whispering gallery modes belonging to the near-infrared spectrum, the two whispering gallery modes being confined within the first layer and enabling the generation, within the first layer, of radiation within an electromagnetic whispering gallery mode having a frequency of 0.

Abstract: A laser device having a wave emission within a frequency range of 0.5 to 5 THz, includes a semiconductor heterostructure having a cylindrical form with a circular cross-section and including: a first optically nonlinear semiconductor material layer including an emitting medium configured to emit at least two optical whispering gallery modes belonging to the near-infrared spectrum, the two whispering gallery modes being confined within the first layer and enabling the generation, within the first layer, of radiation within an electromagnetic whispering gallery mode having a frequency of 0.

Abstract: A powder coating composition obtainable by homogeneous mixing of at least two separately produced powder coating compositions as powder coating bases to yield coating compositions having good storage stability and coatings with controlled low gloss levels as well as high exterior durability and stable flexibility.

Abstract: The invention relates to a method of fabricating an optical device for analysing a scene, comprising an emitter and a detector in the mid-infrared or far-infrared, characterized in that it comprises: the production of a stack of semiconductor layers grown epitaxially on the surface of a semiconductor substrate, certain layers of which are doped; the production of a first, quantum cascade laser emission device (L) emitting an analysis beam in the mid-infrared or far-infrared, from a first level called the emission level, into the stack of semiconductor layers; and the production of a second, quantum detector device (D) capable of detecting a beam backscattered by the scene to be analysed, at the same level in the stack as the emission level.

Abstract: A powder coating composition obtainable by homogeneous mixing of at least two separately produced powder coating compositions as powder coating bases to yield coating compositions having good storage stability and coatings with controlled low gloss levels as well as high exterior durability and stable flexibility.

Abstract: The present invention provides a powder coating composition comprising (A) 40 to 99 wt % of at least one saturated carboxylic functional polyester resin having an acid value in the range 5 to 200, (B) 1 to 60 wt % of at least one glycidylester and/or glycidylether selected from the group consisting of polyglycidyl ethers based on aliphatic, aromatic and/or cycloaliphatic epoxy resins, triglycidyl trimellitate (TML) and diglycidyl terephthalate (DGT), and (C) 0.01 to 40 wt % of at least one coating additive, pigment and/or filler, the wt % being based on the total weight of the powder coating composition. The powder coating composition provides a good storage stability and giving coatings with good coating properties, particularly, high exterior durability and stable flexibility. The compositions are suitable for the coil coating technology, that means, for coating applications also under high speed.

Abstract: Sealed and thermally insulating tank incorporated into a polyhedral bearing structure, a first bearing wall and a second bearing wall forming an edge corner, the tank having a first tank wall, a thermally insulating barrier and a sealed membrane, the tank further has an angle bracket with a first flange and a second flange in such a way that the angle bracket connects in a sealed manner. The sealed membrane of the first tank wall and the sealed membrane of the second tank wall in line with the edge corner, in which the angle bracket has a pair of first tabs and a pair of second tabs, the tank has a pair of first anchor rods coupled to a respective first tab and a pair of second anchor rods coupled to a respective second tab in such a way as to transmit a tensile load between the angle bracket.