| Patent Number |
Title Of Patent |
Date Issued |
| 8220989 |
Method and apparatus for measuring thermal conductivity of small, highly insulating specimens |
July 17, 2012 |
| A hot plate method and apparatus for the measurement of thermal conductivity combines the following capabilities: 1) measurements of very small specimens; 2) measurements of specimens with thermal conductivity on the same order of that as air; and, 3) the ability to use air as a refe |
| 7740960 |
Multifunctionally graded environmental barrier coatings for silicon-base ceramic components |
June 22, 2010 |
| A multilayered coating system consisting of a multicomponent zirconia-base or hafnia-base oxide top layer, an interlayer comprised of a plurality of sublayers and a bond coat layer is provided. The multilayered coating system of the present invention, with an interlayer comprised of a |
| 7700508 |
Low conductivity and high toughness tetragonal phase structured ceramic thermal barrier coatings |
April 20, 2010 |
| A composition for thermal barrier coatings exhibiting improved thermal conductivity and toughness is provided. The composition is comprised of a base majority oxide, a first dopant oxide, at least one small rare earth oxide, at least one large rare earth oxide and at least one toughening |
| 7186466 |
Low conductivity and sintering-resistant thermal barrier coatings |
March 6, 2007 |
| A thermal barrier coating composition is provided. The composition has a base oxide, a primary stabilizer, and at least two additional cationic oxide dopants. Preferably, a pair of group A and group B defect cluster-promoting oxides is used in conjunction with the base and primary st |
| 7001859 |
Low conductivity and sintering-resistant thermal barrier coatings |
February 21, 2006 |
| A thermal barrier coating composition is provided. The composition has a base oxide, a primary stabilizer, and at least two additional cationic oxide dopants. Preferably, a pair of group A and group B defect cluster-promoting oxides is used in conjunction with the base and primary st |
| 6812176 |
Low conductivity and sintering-resistant thermal barrier coatings |
November 2, 2004 |
| A thermal barrier coating composition comprising a base oxide, a primary stabilizer oxide, and at least one dopant oxide is disclosed. Preferably, a pair of group A and group B defect cluster-promoting oxides is used in conjunction with the base and primary stabilizer oxides. The new the |
| 6579627 |
Nickel-base superalloy with modified aluminide coating, and its preparation |
June 17, 2003 |
| A nickel-base superalloy article has a protective layer on a surface of the substrate. The protective layer has a composition including nickel, aluminum, and at least two modifying elements selected from the group consisting of zirconium, hafnium, yttrium, and silicon. The protective |
| 6093454 |
Method of producing controlled thermal expansion coat for thermal barrier coatings |
July 25, 2000 |
| A improved thermal barrier coating and method for producing and applying such is disclosed herein. The thermal barrier coating includes a high temperature substrate, a first bond coat layer applied to the substrate of MCrAlX, and a second bond coat layer of MCrAlX with particles of a |
| 5863668 |
Controlled thermal expansion coat for thermal barrier coatings |
January 26, 1999 |
| A improved thermal barrier coating and method for producing and applying such is disclosed herein. The thermal barrier coating includes a high temperature substrate, a first bond coat layer applied to the substrate of MCrAlX, and a second bond coat layer of MCrAlX with particles of a |
| 5496644 |
Plasma sprayed mullite coatings on silicon-base ceramics |
March 5, 1996 |
| A silicon-base ceramic substrate is provided with a mullite chemical barrier/thermal barrier coating uniformly bonded to a surface. The coating is substantially free of amorphous mullite. |
| 5391404 |
Plasma sprayed mullite coatings on silicon-base ceramics |
February 21, 1995 |
| A silicon-base ceramic substrate is provided with a mullite coating by flame-spraying heated crystalline mullite powders onto a substrate that is preheated to a temperature in excess of 800.degree. C. The mullite immediately crystallizes as it solidifies. |
| 5302465 |
Plasma sprayed ceramic thermal barrier coating for NiAl-based intermetallic alloys |
April 12, 1994 |
| A thermal barrier coating system consists of two layers of a zirconia-yttria ceramic. The first layer is applied by low pressure plasma spraying. The second layer is applied by conventional atmospheric pressure plasma spraying. This facilitates the attachment of a durable thermally i |
| 5169674 |
Method of applying a thermal barrier coating system to a substrate |
December 8, 1992 |
| A metallic "close-out" layer is applied to the surface of a thermal barrier coating system to seal the ceramic material in the coating. The "close-out" layer is glass-bead preened to densify the surface. |
