Radiant energy – Radiation controlling means – Shields
Patent
1978-08-31
1980-02-05
Swisher, S. Clement
Radiant energy
Radiation controlling means
Shields
73349, 136242, G01K 1300
Patent
active
041874340
ABSTRACT:
A suction pyrometer radiation shield comprising an elongated first alumina refractory tube, a series of smaller alumina refractory tubes arranged around and bonded to the inside surface of said first tube forming central passageway, an outer fracture resistant alumina refractory tube surrounding said first tube and an alumina refractory washer closely surrounding said first tube in abutting contact with said outer alumina refractory tube.
REFERENCES:
patent: 1746012 (1930-02-01), Schack
patent: 1773825 (1930-08-01), Simms
patent: 2631179 (1953-03-01), Bell
patent: 2698990 (1955-01-01), Conant
patent: 2833844 (1958-05-01), Burton
patent: 3398027 (1968-08-01), Lajarrige
patent: 4038105 (1977-07-01), Brandeberry
patent: 4060095 (1977-11-01), Kurita
Kapusnik Joseph M.
Pater, Jr. Frank R.
Corr Denis E.
Leipold Paul A.
PPG Industries Inc.
Swisher S. Clement
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