| 摘要 |
<p>A lubricant supply system and an apparatus and a method for manufacturing a seamless pipe having the supply system which are required for efficiently manufacturing the high quality seamless pipe in a drilling/rolling machine. The lubricant supply system comprises a storage tank for lubricant, a pipe extended from the storage tank to near a disk roll, an injection nozzle fitted to the tip of the pipe, a flow direction switching means installed in the pipe, a pipe from the flow direction switching means to the storage tank, and a pipe inner pressure releasing means installed between the switching means and the injection nozzle.</p> |
