75502093
Jun 15, 1998
Apr 13, 2004
cryogenic treating services, namely, subjecting the goods of others to deep cryogenic freezing and selective heat tempering cycles to alter physical characteristics thereof, including strength, toughness, corrosion-resistance, molecular level uniformness, sharpness retention, machinability, stress relief, temperature alteration resistance, tolerance maintenance, reduction of lost material due to sharpening, abrasive wear resistance and/or erosive wear resistance
Computer and Scientific