Inventor
POLK DONALD E
14 patents
⚠️ This page may combine multiple inventors who share the name “POLK DONALD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MARKO MATERIALS INC
6 patentsUS4347076AAug 31, 1982
Aluminum-transition metal alloys made using rapidly solidified powers and method
MARKO MATERIALS INC107 citations96
US4318733AMar 9, 1982
Tool steels which contain boron and have been processed using a rapid solidification process and method
MARKO MATERIALS INC51 citations96
US4297135AOct 27, 1981
High strength iron, nickel and cobalt base crystalline alloys with ultrafine dispersion of borides and carbides
MARKO MATERIALS INC96 citations96
US4362553ADec 7, 1982
Tool steels which contain boron and have been processed using a rapid solidification process and method
MARKO MATERIALS INC30 citations92
US4359352ANov 16, 1982
Nickel base superalloys which contain boron and have been processed by a rapid solidification process
MARKO MATERIALS INC33 citations92
US4430115AFeb 7, 1984
Boron stainless steel powder and rapid solidification method
MARKO MATERIALS INC10 citations73
ALLIED CHEM
6 patentsUS4144058AMar 13, 1979
Amorphous metal alloys composed of iron, nickel, phosphorus, boron and, optionally carbon
ALLIED CHEM100 citations94
US4052201AOct 4, 1977
Amorphous alloys with improved resistance to embrittlement upon heat treatment
ALLIED CHEM44 citations92
US3940293AFeb 24, 1976
Method of producing amorphous cutting blades
ALLIED CHEM25 citations82
US4154283AMay 15, 1979
Production of improved metal alloy filaments
ALLIED CHEM28 citations81
US3939900AFeb 24, 1976
Apparatus for continuous casting metal filament on interior of chill roll
ALLIED CHEM20 citations81
US4184532AJan 22, 1980
Chill roll casting of continuous filament
ALLIED CHEM12 citations71