This company recently fabricated a pre-filter vessel constructed of 304L stainless steel, capable of 200 psi and full vacuum at 200°F. It is designed, built and stamped according to ASME Code Section VIII, Div. 1. The vessel has a working capacity of 6,500-gallons and is fully hydrotested. Similar custom-fabricated tanks, reactors and pressure vessels are used throughout the process industries for various manufacturing and storage functions. — Charles Ross & Son Co., Hauppauge, N.Y.