Cleveland-basedParker Hannifin, a maker of motion and control technologies, has acquiredDetroit Plasticos e Metais S/A (Detroit)of Sao Paulo, Brazil, a manufacturer of high performance fittings, valves, manifolds and thermoplastic tubing.

Cryogenic Industries, Murrieta, Calif., appointedJames Estesmanaging director ofACDandCryogenic Industries. Estes is responsible for the ACD cryogenic reciprocating and centrifugal pump and turboexpander manufacturing facility, as well as the extensive global service and repair network that falls under Cryogenic Industries service companies.

Turner Designs Hydrocarbon Instruments Inc., Fresno, Calif., promoted David Doting to vice president, general manager. Also,Duane Germenisjoined Turner as vice president of sales and marketing. The company manufactures UV fluorescence analyzers for measuring hydrocarbons in water and soil.

Craig Carswellwas named president and CEO ofLytron Inc., Woburn, Mass. Carswell will be responsible for providing day-to-day leadership and strategic direction to the company.

Six new organizations have joined the membership of theHydraulic Institute, Parsippany, N.J. The new members are:Asco Power Technologies L.P.,Firetrol Products, Cary, N.C.;Crane Pumps & Systems, Piqua, Ohio;Emerson Control, Eden Prairie, Minn.;Graphite Metallizing Corp., Yonkers, N.Y.;Smith & Loveless Inc., Lenexa, Kan.; and Warren Rupp, Mansfield, Ohio.

Continental Disc Corp., Liberty, Mo., appointedTom MacGibbonvice president of sales and marketing.

ESS, a Tempe, Ariz.-based provider of environmental, health and safety, and crisis management software for enterprise sustainability, appointedGreg Stevensas director of business development.