1
Bernard Patrick Bewlay, Stephen Francis Bancheri, Frederic Joseph Klug: Ceramic cores for casting superalloys and refractory metal composites, and related processes. General Electric Company, Francis T Coppa, May 24, 2011: US07946335 (36 worldwide citation)

A rare earth-based core for use in the casting of a reactive metal is described. The core contains a ceramic composition which includes at least about 10% by weight of monoclinic rare earth aluminate (RE4Al2O9), wherein RE represents at least one rare earth element; and at least about 10% by weight ...


2
Bernard Patrick Bewlay, Stephen Francis Bancheri, Frederic Joseph Klug: Ceramic cores for casting superalloys and refractory metal composites, and related processes. General Electric Company, Francis T Coppa, September 21, 2010: US07798201 (12 worldwide citation)

A rare earth-based core for use in the casting of a reactive metal is described. The core contains a ceramic composition which includes at least about 10% by weight of monoclinic rare earth aluminate (RE4Al2O9), wherein RE represents at least one rare earth element; and at least about 10% by weight ...


3
Bernard Patrick Bewlay, Stephen Francis Bancheri, Joan McKiever, Brian Michael Ellis: Crucible and extrinsic facecoat compositions. General Electric Company, Heslin Rothenberg Farley & Mesiti P C, March 31, 2015: US08992824 (4 worldwide citation)

Crucible compositions and methods of using the crucible compositions to melt titanium and titanium alloys. More specifically, crucible compositions having extrinsic facecoats comprising a rare earth oxide that are effective for melting titanium and titanium alloys for use in casting titanium-contain ...


4
Bernard Patrick Bewlay, Michael James Weimer, Stephen Francis Bancheri, Joan McKiever, Brian Michael Ellis: Calcium hexaluminate-containing mold and facecoat compositions and methods for casting titanium and titanium aluminide alloys. General Electric Company, Paul J DiConza, March 14, 2017: US09592548

The disclosure relates generally to mold compositions and methods of molding and the articles so molded. More specifically, the disclosure relates to mold compositions, intrinsic facecoat compositions, and methods for casting titanium-containing articles, and the titanium-containing articles so mold ...


5
Bernard Patrick Bewlay, Stephen Francis Bancheri, Joan McKiever, Brian Michael Ellis: Crucible and extrinsic facecoat compositions and methods for melting titanium and titanium aluminide alloys. General Electric Company, John P Darling, October 31, 2017: US09803923

Crucible compositions and methods of using the crucible compositions to melt titanium and titanium alloys. More specifically, crucible compositions having extrinsic facecoats comprising a rare earth oxide that are effective for melting titanium and titanium alloys for use in casting titanium-contain ...


6
Stephen Francis Bancheri, Venkat Subramaniam Venkataramani, Glen Harold Kirby, Neelesh Nandkumar Sarawate, Nicholas Edward Antolino, Edip Sevincer, Anthony Christopher Marin: Coated seal slot systems for turbomachinery and methods for forming the same. GENERAL ELECTRIC COMPANY, GE Global Patent Operation, John P Darling, October 16, 2018: US10100656

A coated seal slot system for turbomachinery includes a first turbine component comprising a first groove having at least one first coating attached to at least a portion of the first groove of the first turbine component, a second turbine component comprising a second groove having at least one sec ...


7
Stephen Francis Bancheri, Frederic Joseph Klug, Bernard Patrick Bewlay: Hafnia-modified rare-earth metal-based ceramic bodies and casting processes performed therewith. General Electric Company, Penny A Clarke, December 7, 2010: US07845390

Compositions suitable for use as cores and shell molds for casting of reactive metal alloys, and casting processes for producing components from such alloys. The composition contains a sintered particulate material of hafnia and at least one additional metal oxide in amounts to yield a ceramic compo ...


8
Stephen Francis Bancheri, Frederic Joseph Klug, Robert Joseph Lyons, Joan Katherine McKiever: Method of removal of cores from niobium-based part. Ziolkowski Patent Solutions Group Sc, August 9, 2007: US20070181278-A1

A system and method for removing an yttria-based core material from a part of a niobium-based material is presented. The yttria-based core material is rapidly removed from the niobium-based part without detrimentally affecting the properties or surface of the part.


9
Bernard Patrick Bewlay, Stephen Francis Bancheri, Frederic Joseph Klug: Ceramic Cores for Casting Superalloys and Refractory Metal Composites, and Related Processes. General Electric Company, General Electric Company, Global Research, February 26, 2009: US20090050286-A1

A rare earth-based core for use in the casting of a reactive metal is described. The core contains a ceramic composition which includes at least about 10% by weight of monoclinic rare earth aluminate (RE4Al2O9), wherein RE represents at least one rare earth element; and at least about 10% by weight ...


10
Stephen Francis Bancheri, Frederic Joseph Klug, Robert Joseph Lyons, Joan Katherine McKiever: Method for removal of cores from niobium-based part, and related casting process. General Electric Company, General Electric Company, Global Research, December 4, 2008: US20080295988-A1

A method of removing an yttria-based core from a niobium-based part is described. In the method, the core is treated with an effective amount of a leaching composition. The leaching composition is based on nitric acid, or a combination of nitric acid and phosphoric acid. The core material is effecti ...