发明授权
US3991526A Synthetic fibrous buff 失效
合成纤维增强剂

Synthetic fibrous buff
摘要:
A synthetic fibrous buff composed of layers of nonwoven mats of synthetic organic fibers impregnated with an oil-, water-, and grease-resistant polymeric binder material provides a light-weight smooth running buff which is quiet, clean and cool to operate. Certain of the buffs are useful in high temperature environments such as for wiping molten solder from freshly soldered container seams.
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