Chemical apparatus and process disinfecting – deodorizing – preser – Analyzer – structured indicator – or manipulative laboratory... – Means for analyzing liquid or solid sample
Patent
1990-12-07
1992-03-31
Johnston, Jill A.
Chemical apparatus and process disinfecting, deodorizing, preser
Analyzer, structured indicator, or manipulative laboratory...
Means for analyzing liquid or solid sample
602001, 60267, 73 35, 73116, 156173, 422 681, 436 2, G01N 3112, F02K 997
Patent
active
051006251
ABSTRACT:
An apparatus for testing candidate rocket nozzle materials includes an elated member having a combustion chamber extending therethrough, with an inlet at the forward end of the combustion chamber for admitting and igniting a gaseous mixture of hydrogen and oxygen and a nozzle secured to the combustion chamber at the aft end thereof. The nozzle is made of wafers or petals of materials to be tested, with the wafers being secured together at the edges thereof and having a configuration such that the wafers in transverse cross section form a polygon which has an area which increases with distance from the combustion chamber.
REFERENCES:
patent: 3630449 (1971-12-01), Butler
patent: 4981033 (1991-01-01), Yang
patent: 4990312 (1991-02-01), Rucker et al.
Broad Robert L.
Bush Freddie M.
Johnston Jill A.
The United States of America as represented by the Secretary of
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