07704087 is referenced by 2 patents and cites 25 patents.

A method and apparatus are described to prevent the unwanted energizing of equipment not normally intended to be energized when delivering a fluid to an energized power cable. The method and apparatus relate to the installation of a fluid back-flow prevention device in the line or equipment carrying a fluid to the cable, and also providing a pressure relief device that may relieve excess pressure to prevent damaging equipment.

Title
Check valve for charge tank
Application Number
11/220385
Publication Number
7704087 (B1)
Application Date
September 6, 2005
Publication Date
April 27, 2010
Inventor
James Steele
Seattle
WA, US
William R Stagi
Burien
WA, US
Agent
Christensen O Connor Johnson Kindness
Assignee
Utilx Corporation
WA, US
IPC
H01R 4/64
H01R 4/60
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