Thomas W Schell

US Patent:

48530301, Aug 1, 1989

Filed:

Apr 15, 1988

Appl. No.:

7/181968

Inventors:

Moshe Gershenson - Bronx NY
Thomas Schell - Wyckoff NJ

Assignee:

GAF Corporation - Wayne NJ

International Classification:

C22B 520

US Classification:

75 05A

Abstract:

A method and apparatus for the manufacture of metallic filaments is provided. The method and apparatus are used in the continuous manufacture and production of metallic filaments. The apparatus comprises a vertical reactor having a vertical chamber and having three mixing nozzles disposed at the top of the chamber and three vapor lines connecting to the respective three mixing nozzles along the axes of the nozzles, and three gas lines connecting to the respective three mixing nozzles in respective tangential directions. The apparatus also has twelve ring magnets, which are coaxially disposed, and which are mounted on the outside of the vertical ractor. The apparatus also has an outlet duct at the bottom of the chamber. The three vapor lines are supplied through three respective steam-heated heat exchangers from a feed vessel for supplying iron pentacarbonyl vapor to the mixing nozzles. The three gas lines are supplied from a nitrogen receiver tank.