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Robert E Schwartz, Harold L Dinsmore, Donald J Peters, Gary W Long: Process for recovering hydrocarbons with air-hydrocarbon vapor mixtures. John Zink Company, C Clark Dougherty Jr, May 25, 1982: US04331456 (38 worldwide citation)

An improved process for recovering hydrocarbons from an air-hydrocarbon vapor mixture such as the mixture of air and vaporized light hydrocarbon compounds expelled as a result of loading gasoline or the like into storage tanks and tank trucks. The air-hydrocarbon vapor mixture is caused to flow thro ...


2
Robert E Schwartz, Harold L Dinsmore, Donald J Peters, Gary W Long: Apparatus for recovering hydrocarbons from air-hydrocarbon vapor mixtures. John Zink Company, C Clark Dougherty Jr, April 14, 1981: US04261716 (24 worldwide citation)

An improved process and apparatus for recovering hydrocarbons from an air-hydrocarbon vapor mixture such as the mixture of air and vaporized light hydrocarbon compounds expelled as a result of loading gasoline or the like into storage tanks and tank trucks. The air-hydrocarbon vapor mixture is cause ...


3
Ronald J Livecchi, Donald J Peters: Fail-fixed servovalve with controlled hard-over leakage. Moog, Sommer & Sommer, May 9, 1989: US04827981 (7 worldwide citation)

The second stage (10) of a fail-fixed flow-control servovalve has a five-lobed valve spool (12) slidably mounted in a body bore (19). At null, the end lobes (41,45) are substantially zero-lapped with respect to supply pressure slots (22,26), the middle lobe (43) is substantially zero-lapped with res ...


4
Wayne A May, Donald J Peters: Conveyor assembly. Jensen Corporation, Oltman & Flynn, October 28, 1986: US04619358 (6 worldwide citation)

A conveyor assembly having a first, generally, horizontal, endless belt conveyor and a second, generally horizontal, endless belt conveyor extending perpendicular to the first conveyor and with its trailing end overlapped with the leading end of the first conveyor to carry articles away from the fir ...


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