Speciality Chemical Manufacturer Improves Bottom Line Utilizing Fisher ® Type Y693 Regulators www.fisherregulators.com Tank Blanketing BENEFITS • Reduced nitrogen expense • Achieved lower set points allowing greater deadband • Easy retrofi t • Fast local stock replacement APPLICATION A speciality chemical manufacturer that utilizes nitrogen to store its liquid products. Nitrogen is used to blanket the storage tanks to protect the product. Blanketing the product with nitrogen fi lls the vapor space protecting it from air and moisture that can reduce the chemical quality. CHALLENGE The company needed to reduce the supply pressure of nitrogen in the tanks since the pressure rating of the tanks reduced over the years. Since the tank pressure decreased the relief valve set po

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