7 Machines used for wellsite screening of sand for hydraulic fracturing operations
37 Wellsite screening services for sand as a proppant for hydraulic fracturing operations
1 Sand as a proppant for hydraulic fracturing operations; Slurries of sand and water for hydraulic fracturing operations
The mark consists of a stylized, backwards-facing letter "P" followed by a stylized letter "F," both within an outline of a diamond-shaped leaf. Color is not claimed as a feature of the mark.
Trademark: 98399884
