| http://www.w3.org/ns/prov#value | - ce treating articles, system including same, and method of treating calcium carbonate-containing surfaces with said systemUS5304223 *Mar 8, 1993Apr 19, 1994Minnesota Mining And Manufacturing CompanyStructured abrasive articleUS5304226 *Nov 18, 1992Apr 19, 1994Showa Denko K.K.Adding oxide particles to alumina sol, gelling sinteringUS5312789 *Nov 16, 1992May 17, 1994Minnesota Mining And Manufacturin
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