3 a Biodegradable, Water-Soluble Synthetic Degreaser for Use in the Oil and Gas Well Industry to Clean Oil, Gas, Oil-Based Muds and Cuttings from Off-Shore Rigs, Platforms, Compressor Installations, and Engine Rooms
No claim is made to the exclusive right to use the words "Rig-Wash" and the representation of an off-shore oil rig, apart from the mark as shown. The drawing is lined for the color green.