the size of the finished pipe. As the plate is pipe. The grooves are filled with rope packing, and ferent sizes of tubing turned out of the pipe mills and] pushed out of the furnace it is seized by a pair of heavy after it has been lifted into place the face plates are listed on the books of the… … cludes two large machine shops, a pipe coupling forge, |a gas-fired weld- a flange welding shop, a foundry and many depart-|ing furnace, Fig. ments of lesser importance. All of the furnaces are|1, by means of a fired with an artificial gas known as ‘‘ producer gas,” |steam ‘“ pusher.” The pusher is…
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