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Keller, O. F.

Publications and source records attributed to Keller, O. F..

Liquid propulsion systems

Bladder and expulsion devices for spacecraft liquid propulsion systems - pinhole leak test fixture, heat sterilization of ethylene propylene with hydrazine, and metal diaphragms

PROPYLENE

High-pressure regulating system prevents pressure surges

Gas flow is controlled by means of a pressure regulating system which prevents pressure surges. A high-pressure fluid source, a spring-loaded fluid-damped regulator valve, an accumulator, a conventional normally closed command valve, and a control valve are the main components.

Keller, O. F.