Mark Identification

PERF BLASTER

Serial Number

75757709

Filing Date

Jul 22, 1999

Trademark by

SCHLUMBERGER TECHNOLOGY CORPORATION

Classification Information

Oil and gas well treatment services in the nature of using a hydraulic jetting system to deliver high pressure liquid or chemical reagents to clean the perforations which allow communication between the formation and thewellbore which have become contaminated with debris

Treatment of Materials