Oxide type solid lubricant
AssigneesAgency of Industrial Science and Technology, Ministry of International Trade & Industry
InventorKazunori Umeda
Life of this patent
Estimating the term…
Abstract
An oxide type solid lubricant is formed of a powder of a fired composite ceramic material resulting from heating a mixture of BaZrO.sub.3 and Cr.sub.2 O.sub.3 powders in which the Cr.sub.2 O.sub.3 content is up to 80% by weight.
Claims4
A solid oxide lubricant formed of a powder of heated composite ceramic material resulting from heating a mixture of BaZrO.sub.3 powder and Cr.sub.2 O.sub.3 powder, with a Cr.sub.2 O.sub.3 content, prior to said heating, in the range of about 10% to about 50% by weight.
An oxide type solid lubricant formed of a powder of heated composite ceramic material resulting from heating a mixture of CaZrO.sub.3 and Cr.sub.2 O.sub.3 powders having a Cr.sub.2 O.sub.3 content in the range of 10 to 50% by weight.
Dependencies are inferred from the claim text.