 | Administrative law - 1978 - 1110 pages
...vapor pressure of 11.0 pounds per square inch absolute or greater under actual storage conditions. AU tank gauging and sampling devices shall be gas-tight...discharged and a vapor disposal system capable of proceasing such hydrocarbon vapors and gases so as to prevent their emission to the atmosphere, with... | |
 | Robert A. Taft Sanitary Engineering Center - Air - 1965 - 142 pages
...good working order and in operation: (a) A floating roof, consisting of a pontoon-type or doubledeck type roof, resting on the surface of the liquid contents...gas-tight except when gauging or sampling is taking place. (b) A vapor recovery system, consisting of a vapor gathering system capable of collecting the hydrocarbon... | |
 | National Center for Air Pollution Control (U.S.) - Air - 1966 - 308 pages
...equipment shall not be used if the gasoline or petroleum distillate has a vapor pressure of eleven pounds per square inch absolute, or greater, under...except when gauging or sampling is taking place. 2. A floating roof consisting of a pontoon type or double-deck type roof, resting on the surface of the... | |
 | United States. Congress. Senate. Committee on Public Works - Legislative hearings - 1967 - 1140 pages
...paragraph shall not be used if the gasoline or petroleum distillate has a vapor pressure of eleven pounds per square inch absolute, or greater, under...gas-tight except when gauging or sampling is taking place. (iii) A vapor balloon, or vapor dome, designed in accordance with accepted standards of the petroleum... | |
 | National Center for Air Pollution Control (U.S.) - Air - 1967 - 576 pages
...equipment shall not be used if the gasoline or petroleum distillate has a vapor pressure of eleven pounds per square inch absolute, or greater, under...except when gauging or sampling is taking place. 2. Permissible vapor loss control devices are a floating roof consisting of a pontoon type or double-deck... | |
 | United States. Congress. Senate. Committee on Public Works - 1971 - 956 pages
...provided for in this paragraph shall not be used if the gasoline or petroleum distillate has a. v»por pressure of 11.0 pounds per square inch absolute or...gas-tight except when gauging or sampling is taking place. k. A vapor recovery system, consisting of a vapor gathering system capable of collecting the hydrocarbon... | |
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... roof, resting on the surface of the liquid contents and equipped with a closure seal, or seals, to close the space between the roof edge and tank wall. The control equipment provided for in this... 