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Class 137/178 - With alternately operated inlet and outlet valves


Subclass of Class 137 - Fluid handling
Definition: Separating traps further provided with a valve controlling
No. of patents: 4
Last issue date: 10/23/2007


NumberTitleIssue Date
7284566Valve arrangement for guiding a liquid against a gas pressure gradient
Valve arrangement for guiding a liquid against a gas pressure gradient. The valve arrangement includes first, second and third pressure areas connected in series. An intake opens into the first pressure area. An outlet opens into the third pressure area. Flow check ...
10/23/2007
7243673Gas injection device
The subject invention is related to a gas injection device with back-flow leaking liquid discharge, comprising a chamber, a gas inlet conduit, a gas outlet conduit, and a liquid discharging conduit, wherein the gas outlet conduit and the liquid discharging conduit a...
07/17/2007
6588443Method of draining condensate and condensate drain device
The invention relates to a method of draining condensate from a reservoir that communicates with a trap via a drain pipe. The reservoir is subjected to a gas pressure p(reservoir) that can be below atmospheric pressure p(air) or above atmospheric pressure...
07/08/2003
4914339Misting system
A misting system is constructed of plastic pipe having a square cross-section, the pipe being dark inside and light outside so that the outside matches the counter and the inside absorbs ultra violet light. The plastic pipe is drilled and threaded to rece...
04/03/1990
 
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