| 摘要 |
Pressure tank/vessels and systems. A such pressure tank is typically made of stainless steel and is adapted and configured for use with a pressurized water supply system wherein the pressure tank is installed underground. The e.g. stainless steel tank of the invention includes inlet a nd outlet ducts, which cooperate with each other (i) to generally concentrate e.g. debris and/or other detritus, which may be in the tank, into a generall y localized area, such as a bottom-most portion of the tank, and thence (ii) t o remove at least some of such debris and/or detritus from the tank through normal operation and use of the pressure tank.
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