lounge bar专利名称：ROTARY KILN NOSE RING 发明人：ARTHUR C. POWELL
申请号：US3682453D
荒谬的英文申请日：19701123
born this way什么意思公开号：US3682453A
公开日：
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19720808combo什么意思
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摘要：A rotary kiln metallic no ring extends about the kiln discharge end, the ring forming a ries of circularly spaced ports sized and directed to pass sufficient cooling gas into the zone adjacent the kiln discharge end for flow adjacent the expod extent of the ring as to prevent excessive heating of the ring.scol>scau
申请人：CALIFORNIA PORTLAND CEMENT CO.
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