发明授权
US08597077B2 Alkaline earth carbonate containing mineral for surface cleaning 有权
含碱性碳酸盐的矿物用于表面清洁

Alkaline earth carbonate containing mineral for surface cleaning
摘要:
The present invention relates to a dry blasting process for the cleaning of solid surfaces as well as special abrasive pigments suitable therefor and a method for their production.
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