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7247002 |
Lamellate CMC structure with interlock to metallic support structure
A component ( 10 ) for a gas turbine engine formed of a stacked plurality of ceramic matrix composite (CMC) lamellae ( 12 ) supported by a metal support structure ( 20 ). Individual lamellae are...
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7220098 |
Wear resistant variable stator vane assemblies
A variable gas turbine compressor vane assembly comprising a case structure comprising a cavity. A compressor vane is at least partially disposed inside the cavity in the case structure. The...
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7198462 |
High temperature erosion resistant coating and material containing compacted hollow geometric shapes
A material system ( 60 ) contains close packed hollow shapes ( 50, 70 ) having a dense wall structure ( 52, 66 ), which are bonded together and which may contain a matrix binder material ( 56 )...
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6977060 |
Method for making a high temperature erosion resistant coating and material containing compacted hollow geometric shapes
A method for making a material system includes the steps of: providing a chamber, placing hollow geometric shapes in the chamber, closing the chamber, evacuating air from the chamber, feeding a...
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6884384 |
Method for making a high temperature erosion resistant material containing compacted hollow geometric shapes
A method for making a thermal insulating material includes the steps of: providing a chamber, placing hollow geometric shapes in the chamber, closing the chamber, evacuating air from the chamber,...
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6846574 |
Honeycomb structure thermal barrier coating
A device having an improved thermal barrier coating ( 46 ) and a process for manufacturing the same. A support structure ( 28 ) for retaining a ceramic insulating material ( 46 ) on a substrate (...
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6733907 |
Hybrid ceramic material composed of insulating and structural ceramic layers
A hybrid ceramic structure ( 10 ), for use in high temperature environments such as in gas turbines, is made from an insulating layer ( 12 ) of porous ceramic that is thermally stable at...
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6676783 |
High temperature insulation for ceramic matrix composites
A ceramic composition is provided to insulate ceramic matrix composites under high temperature, high heat flux environments. The composition comprises a plurality of hollow oxide-based spheres of...
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6652227 |
Gas turbine seal
The invention relates to a gas turbine seal, comprising a metallic component ( 1 ) with a durable or erosion-resistant ceramic coating ( 2 ) and an abradable ceramic layer ( 18 ) which is arranged...
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6641907 |
High temperature erosion resistant coating and material containing compacted hollow geometric shapes
A material system ( 60 ) contains close packed hollow shapes ( 50, 70 ) having a dense wall structure ( 52, 66 ), which are bonded together and which may contain a matrix binder material ( 56 )...
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6457939 |
Profiled surface used as an abradable in flow machines
The profiled surface is used as an abradable ( 1 ) in flow machines such as gas turbines where blade tips ( 2 ) move over the profiled abradable in a predetermined direction (v) to produce a...
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6435824 |
Gas turbine stationary shroud made of a ceramic foam material, and its preparation
A gas turbine stationary shroud is a curved stationary shroud body having a concave inner gas-path surface and a generally convex back. The curved stationary shroud body is made of an open-cell...
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EP0935009B1 |
Lined molded body
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6287511 |
High temperature insulation for ceramic matrix composites
A ceramic composition is provided to insulate ceramic matrix composites under high temperature, high heat flux environments. The composition comprises a plurality of hollow oxide-based spheres of...
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EP1111195A1 |
A structured surface used as grazing layer in turbomachines
The abradable (1) forms a pattern built up of strip-like elements (5) which lie in directions of ribs (15) on connection lines between corner points of a reference grid. The rib direction differs...
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6251526 |
Coated cast part
The cast part (1) comprises a basic body (2) of a first material and a coating of at least one second material. The second material is applied to a co-cast skeleton structure (3) on the surface...
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6235370 |
High temperature erosion resistant, abradable thermal barrier composite coating
A composite thermal barrier coating system includes a honeycomb metallic structure filled with high thermal expansion ceramic hollow spheres in a phosphate bonded matrix. The composite thermal...
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6197424 |
Use of high temperature insulation for ceramic matrix composites in gas turbines
A ceramic composition for insulating components, made of ceramic matrix composites, of gas turbines is provided. The composition comprises a plurality of hollow oxide-based spheres of various...
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6013592 |
High temperature insulation for ceramic matrix composites
A ceramic composition is provided to insulate ceramic matrix composites under high temperature, high heat flux environments. The composite comprises a plurality of hollow oxide-based spheres of...
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5980203 |
Spark-prevention coating for oxygen compressor shroud
A shroud which has an inner surface configured to surround an impeller, with the surface comprising a metallic substrate, and a metallic bond coat overlaying the substrate. A porous spark resistant...
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EP0935009A1 |
Lined molded body
The base element (2) with a coating of at least one other material has a skeletal structure (3) which is cast together with the base element and is located on the surface (20) of the base element....
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5840434 |
Thermal stress relaxation type ceramic coated heat-resistant element and method for producing the same
A ceramic coated heat-resistant element comprises a heat resisting alloy base mainly composed of Ni and/or Co and a heat-resistant coating layer provided on the surface of the base and is...
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EP0652299B1 |
Coating composition having good corrosion and oxidation resistance
Abstract of EP0652299 A coating composition comprising an alloy having the formula RCrAlR'R'' wherein R is nickel, cobalt or the like; R' is yttrium or hafnium and R'' is tantalum, rhenium and/or...
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5575145 |
Gas turbine repair
A method for in-field improvement or repair of a stationary gas turbine is carried out by successive removal of the gas turbine discs including its multiplicity of blades (buckets) from the common...
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EP0652299A1 |
Coating composition having good corrosion and oxidation resistance.
A coating composition comprising an alloy having the formula RCrAlR'R'' wherein R is nickel, cobalt or the like; R' is yttrium or hafnium and R'' is tantalum, rhenium and/or platinum, preferably...
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5388959 |
Seal including a non-metallic abradable material
A fan assembly for a gas turbine engine for aircraft has a stator casing made of a first material and an annular abradable seal structure made of a second material comprising an epoxy foam having...
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5352540 |
Strain-tolerant ceramic coated seal
A metallic regenerator seal is provided having multi-layer coating comprising a NiCrAlY bond layer, a yttria stabilized zirconia (YSZ) intermediate layer, and a ceramic high temperature solid...
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