US 4784690
LOW DENSITY TUNGSTEN ALLOY ARTICLE AND METHOD FOR PRODUCING SAME
Assignee
GTE PRODUCTS CORPORATION, A CORP. OF DE.
Filed
Oct 11, 1985
Granted
Nov 15, 1988
Location
TOWANDA PA US
Abstract
A low density tungsten alloy article is disclosed and the method for producing the article. The method involves compacting a relatively uniform tungsten alloy powder with the tungsten content comprising no greater than about 90% by weight of the alloy and the balance a matrix phase to produce a preformed article which is then sintered in a reducing atmosphere at a temperature below the melting point of the matrix phase for a sufficient time to form a densified article which is mechanically worked to produce the final article.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Apr 10, 1986
Rescinded
Mar 24, 1988
Duration
1 year, 11 months
Inventor
- 1JAMES ALAN MULLENDORE
Record Details
- Patent number
- US 4784690
- Application
- 06786457
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
Browse by Assignee
GTE PRODUCTS CORPORATION, A CORP. OF DE.Back to patent indexSource: USPTO 35 USC §181 secrecy order records