1
Cruise K Jones: Method of reducing the concentration of metal soaps of partially esterified phosphates from hydrocarbon flowback fluids. Nalco Exxon Energy Chemical, Kelly L Cummings, Thomas M Breininger, October 17, 2000: US06133205 (61 worldwide citation)

A method is disclosed for reducing the concentration of metal soaps of partially esterified phosphates from a hydrocarbon flowback fluid resulting from a hydraulic fracturing fluid operation using an alkaline aqueous-based additive solution.


2
Hester A Clever: Antifoulant for acrylic acid purification. Nalco Exxon Energy Chemical, Robert A Miller, Kelly L Cummings, James J Drake, January 20, 1998: US05710329 (3 worldwide citation)

The invention comprises a method of dispersing foulants, residues, gums, precipitates, polymeric tars and other highly oxidized carbonaceous tars which can be formed in the process of manufacture and recovery of acrylic acid. The method comprises adding to the liquid or gaseous phases passing throug ...