Mark Identification
WL WANLI SINCE 1994
Serial Number
98023235
Filing Date
Jun 1, 2023
Trademark by
Classification Information
Bentonite; Silicates; Barytes (barite, heavy spar); Calcium chloride; Chemical additives for oil well drilling fluids; Chemical fracturing fluids for use in the oil and gas industry; Drilling muds; Oil-separating chemicals; Proppant for use in oil well and gas well hydraulic fracturing operations; Salts for industrial purposes
Chemicals