A pressure vessel having a relief area onto which a flange of a side port ca n be attached. The relief area includes a planar mating surface raised from the cylindrical sidewall of the vessel. A method for forming the pressure vessel includes providing a cylindrical mandrel provided with a side port spacer. Fiberglass is wrapped onto the mandrel and space. The fiberglass is impregnated with resin and the resin is cured. A metallic insert ring is embedded in a full bore open end of the pressure vessel. The ring has a cross-section having a height to width ratio of less than 0.7.</S DOAB>
申请公布号
CA2416987(A1)
申请公布日期
2003.08.06
申请号
CA20032416987
申请日期
2003.01.29
申请人
ESSEF CORPORATION, D.B.A. PENTAIR WATER TREATMENT
发明人
KOTHERA, KENNETH R.;GARGIULO, CHRISTIAN;ELLIS, GEORGE S.