75108672
May 23, 1996
artificial lift system used in the oil, gas and water well industry comprising electric submersible pumps, variable speed controllers, horizontal pumps, electric submersible motores, electric submersible seals, rotary gas separators, electrical submersible pump cables, downhole oil/water separators, electronic sizing and pricing software programs, and electric submersible progressive cavity pumps, and parts thereof
Machinery