|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||29/455R ; 29/157R ; 29/1573 ; R ; 29/512|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 6 인용 특허 : 2|
A full jacketed lined piping system with appropriate venting is provided wherein the jacket features welded construction to the flanges of the lined pipe.
A method for the preparation of a lined pipe, the steps of the method comprising providing a first metallic conduit having a first end and a second end, disposing on the first end and the second end of the conduit a metallic spacing ring, welding the spacing ring in liquid tight engagement to the conduit, providing a first flange, disposing the first flange on the first end of the conduit, providing a generally cylindrical jacket, positioning the jacket over the spacing rings in abutting relationship to the first flange; providing a second flange on the ...