Paper Gas Pipes.

Progress, Volume II, Issue 3, 2 January 1907, Page 97

Paper Gas Pipes.

Paplr has proved itself a valuable substitute for iron and Avood in a variety of ways. It is now used for making pails, tubs, and other domestic ai tides. Car wheels are also made from it, and are superior to the metal product in toughness, resistance to vibration and disability. The latest application is in the making of gas pipes For this purpose manila paper is cut in strips of a A\idth equal to the length of the pipes to be made These strips are placed in a reservoir filled with fused asphalt, and are rolled firmly and uniformly around a rod or core of non, until the desired thickness is obtained Strong pressure is then applied, after which the exterior is covered with sand, and the whole cooled m water. The core is then removed, and the outer surface covered with some water-proof material These pipes, it is claimed, aie peifectly tight, and are more economical than metal pipes.