7 petroleum industry equipment; namely, fluids processing (solids control) equipment; namely, shakers, desanders, desilters, hydroclone packages; namely, several hydroclones connected by piping and mounted on a skid, mud cleaners; namely, hydroclones used in conjunction with a shaker all of which is mounted on a skid, centrifuges and fluids processing systems; namely, an integrated, tailor made, system consisting of two or more primary shakers, a desander, a desilter, a hydroclone package, a mud cleaner, a centrifuge, a degasser and associated piping and tanks mounted on a skid and pressure control equipment; namely, chokes, degassers, centrifugal degassers, H2S mud gas separators, dual mud gas separators for horizontal drilling, and total gas containment systems; namely, integrated degasser and H2S mud gas separator with associated valves and piping mounted on either a skid or a trailer