Research/Patents/US 5043303
US 5043303

FILAMENT-CONTAINING COMPOSITE

Assignee

GENERAL ELECTRIC COMPANY A NY CORP.

Filed

Jul 8, 1988

Granted

Aug 27, 1991

Location

SCHENECTADY NY US

Abstract

Boron nitride is coated on filaments of elemental carbon and/or silicon carbide, the coated filaments are contacted with an infiltration-promoting material containing elemental carbon to produce a preform wherein the filaments are substantially parallel and each filament is enveloped with infiltration-promoting material, and the preform is infiltrated with a molten solution of boron and silicon producing a composite containing boron nitride coated filaments.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Dec 12, 1988

Rescinded

Mar 29, 1991

Duration

2 years, 3 months

Inventor

  • 1RAJ N. SINGH
Back to patent indexSource: USPTO 35 USC §181 secrecy order records