Radiant energy – Radiant energy generation and sources – With radiation modifying member
Patent
1979-03-12
1981-06-02
Dixon, Harold A.
Radiant energy
Radiant energy generation and sources
With radiation modifying member
250493, 313 9, G01J 100, H01K 126
Patent
active
042713633
ABSTRACT:
A selective infrared radiation source includes an opaque body of boron nitride positioned to surround a resistive element capable of being heated by the passage of electrical current therethrough, said boron nitride body and resistive element being enclosed by an outer hermetic envelope transparent to infrared radiation. The method includes heating said resistive element such that the boron nitride is heated to a temperature of between approximately 1200.degree. C. and 2000.degree. C.
REFERENCES:
patent: 1385608 (1921-07-01), Darrah
patent: 2164183 (1939-06-01), VanLiempt et al.
patent: 3138697 (1964-06-01), Banca et al.
patent: 3331941 (1967-07-01), Edwards et al.
Dixon Harold A.
ILC Technology, Inc.
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