Inventor
JOHNSON ROBERT ALAN
US20 patents
Patents
20 patentsUS6402464B1Jun 11, 2002
Enhanced heat transfer surface for cast-in-bump-covered cooling surfaces and methods of enhancing heat transfer
GEN ELECTRIC102 citations97
US6589600B1Jul 8, 2003
Turbine engine component having enhanced heat transfer characteristics and method for forming same
GEN ELECTRIC63 citations96
US6554571B1Apr 29, 2003
Curved turbulator configuration for airfoils and method and electrode for machining the configuration
GEN ELECTRIC72 citations96
US6468669B1Oct 22, 2002
Article having turbulation and method of providing turbulation on an article
GEN ELECTRIC58 citations95
US6846575B2Jan 25, 2005
Article having turbulation and method of providing turbulation on an article
GEN ELECTRIC29 citations92
US6743350B2Jun 1, 2004
Apparatus and method for rejuvenating cooling passages within a turbine airfoil
GEN ELECTRIC25 citations92
US6630198B2Oct 7, 2003
Methods and apparatus for washing gas turbine engines
GEN ELECTRIC46 citations92
US6598781B2Jul 29, 2003
Article having turbulation and method of providing turbulation on an article
GEN ELECTRIC33 citations92
US6379528B1Apr 30, 2002
Electrochemical machining process for forming surface roughness elements on a gas turbine shroud
GEN ELECTRIC47 citations92
US6546730B2Apr 15, 2003
Method and apparatus for enhancing heat transfer in a combustor liner for a gas turbine
GEN ELECTRIC39 citations91
US6526756B2Mar 4, 2003
Method and apparatus for enhancing heat transfer in a combustor liner for a gas turbine
GEN ELECTRIC39 citations91
US6505673B1Jan 14, 2003
Method for forming a turbine engine component having enhanced heat transfer characteristics
GEN ELECTRIC28 citations91
US6254341B1Jul 3, 2001
Engine having resistance to particle deposits
GEN ELECTRIC19 citations89
US6910620B2Jun 28, 2005
Method for providing turbulation on the inner surface of holes in an article, and related articles
GEN ELECTRIC12 citations84
US6502622B2Jan 7, 2003
Casting having an enhanced heat transfer, surface, and mold and pattern for forming same
GEN ELECTRIC17 citations84
US6426152B1Jul 30, 2002
Salvaged castings and methods of salvaging castings with defective cast cooling bumps
GEN ELECTRIC14 citations84
US6786982B2Sep 7, 2004
Casting having an enhanced heat transfer, surface, and mold and pattern for forming same
GEN ELECTRIC12 citations74
US6302185B1Oct 16, 2001
Casting having an enhanced heat transfer surface, and mold and pattern for forming same
GEN ELECTRIC13 citations74
US6537619B2Mar 25, 2003
Method of salvaging castings with defective cast cooling bumps
GEN ELECTRIC6 citations63
US6382300B2May 7, 2002
Casting having an enhanced heat transfer, surface, and mold and pattern for forming same
GEN ELECTRIC3 citations63