With more than 180 years of manufacturing industrial mixing equipment, Charles Ross & Son offers a wide variety of storage tanks, pressure vessels and reactors that are made in the United States at fabrication plants in Savannah, Ga., and Deer Park, N.Y. The company offers a 3,000-gallon custom-fabricated manufacturing vessel (pictured above) that is built and ASME certified, the company says. Constructed from type 304L stainless steel, the vessel is designed for full vacuum up to 200 psi internal pressure at 200 degrees Fahrenheit.   

Charles Ross & Son Co., 710 Old Willets Path, Hauppauge, N.Y. 11788; 800/243-7677; www.mixers.com.