US PATENT SUBCLASS 431 / 259
.~ Igniter and separate heater

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


431 /   HD   COMBUSTION

258  DF  BURNER HAVING ELECTRICAL HEATER OR IGNITER {4}
259.~ Igniter and separate heater

DEFINITION

Classification: 431/259

(under subclass 258) Apparatus including an electrical heater which heats the feed material and a spaced electrical means for igniting the heated material.