发明授权
US5100848A Oxide type solid lubricant containing Cr.sub.2 O.sub.3 and Na.sub.2 ZrO.sub . 失效
含有Cr2O3和Na2ZrO3的氧化物型固体润滑剂

Oxide type solid lubricant containing Cr.sub.2 O.sub.3 and Na.sub.2 ZrO.sub
.
摘要:
An oxide type solid lubricant is made up of a sintered composite ceramic mass of Cr.sub.2 O.sub.3 and Na.sub.2 ZrO.sub.3 and has a Cr.sub.2 O.sub.3 content in the range of from 20 to 50% by weight.
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