75669367
Mar 26, 1999
Mar 23, 2004
Active Trademark
[ Systems for producing synthetic crude oil and for upgrading heavy crude oil to lighter, lower viscosity oil, each of the systems having components selected from distillation towers, distillation columns, fractionators, flash drums, solvent deasphalting units and deaphalted oil crackers; parts, accessories and technical information for said systems ]
Environmental Control Apparatus