78077815
Aug 6, 2001
Jul 12, 2005
Organic chemicals for use in cooling water, boiler water, and treatment applications to prevent scaling, corrosion, and fouling of capital equipment, demulsifiers and corrosion inhibitors for use in industrial processes and oil field and refinery processes, chemicals for anti-corrosion and cleaning purposes in the petroleum industry, scale inhibitors, hydrogen sulfide scavengers and mercaptan scavengers for use in the petroleum industry, chemical additives for drilling fluid, oil and gas well service chemicals, crude oil production chemicals, chemical addititives for use in natural gas pipelines, oil field water treatment chemicals, chemical addititives for use in treatment of finished refinery products, anti-foamers, de-foamers, and chemical additives for improving flotation
Chemicals