WALTER W KEENEY
Vehicle Board in Allentown, PA
License number
Pennsylvania MV181969
Category
Vehicle Board
Type
Vehicle Salesperson
Address
Address
Allentown, PA 18104
Professional information
Pressure Equalizing System And Valve
US Patent:
5163479, Nov 17, 1992
Filed:
Nov 27, 1991
Appl. No.:
7/799388
Inventors:
Walter W. Keeney - Allentown PA
Assignee:
The BOC Group, Inc.
International Classification:
F16K 1114, G01F 2314
US Classification:
137871
Abstract:
There is provided a closed loop system for measuring an amount of liquid under pressure in a container. The system comprises a container holding a liquid under pressure, a novel differential valve with check valves which are connected to the container and to a differential gauge, and a means for activating the valve.
Pressure Equalizing System And Valve
US Patent:
5107898, Apr 28, 1992
Filed:
Jan 11, 1991
Appl. No.:
7/639983
Inventors:
Walter Keeney - Allentown PA
International Classification:
F16K 1114, G01F 2314
US Classification:
137871
Abstract:
There is provided a closed loop system for measuring an amount of liquid under pressure in a container. The system comprises a container holder a liquid under pressure, a novel differential valve with check valves which are connected to the container and to a differential gauge, and a means for activating the valve.
Pressure Equalizing System And Valve With Mechanical Valve Control
US Patent:
5167256, Dec 1, 1992
Filed:
Nov 27, 1991
Appl. No.:
7/799353
Inventors:
Walter W. Keeney - Allentown PA
International Classification:
F16K 1114, G01F 2314
US Classification:
137871
Abstract:
There is provided a closed loop system for measuring an amount of liquid under pressure in a container. The system comprises a container holding a liquid under pressure, a novel differential valve with check valves which are connected to the container and to a differential gauge, and a means for activating the valve.