发明授权
US3847824A Solid stick lubricant for tapping holes 失效
固体润滑剂

Solid stick lubricant for tapping holes
摘要:
1. A SOLID LUBRICANT COMPOSITION COMPRISING A BLENDED ADMIXTURE OF A MAJOR PROPORTION OF MINERAL LUBRICATING OIL, A MINOR PROPORTION OF THE ADDITIVE COMPOUNDS: LEAD NAPHTHENATE, TRICRESYL PHOSPHATE AND O-DICHLOROBENZENE, EACH OF SAID ADDITIVE COMPOUNDS BEING PRESENT IN AN AMOUNT OF AT LEAST 0.1 PERCENT BY WEIGHT AND SUFFICIENT AMOUNTS OF HYDROCARBON WAX AND HIGHER FATTY ACID TO PROVIDE A SOLID COMPOSITION.
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