专利名称：ROTARY KILN NOSE RING 发明人：ARTHUR C. POWELL
申请号：US3682453D
女性性
怎么剪福字窗花申请日：19701123
求职陷阱>地毯材质
公开号：US3682453A
公开日：
敷衍塞责的意思19720808
专利内容由知识产权出版社提供
土茯苓祛湿汤
建国大业读后感
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.
农历十五申请人：CALIFORNIA PORTLAND CEMENT CO.
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