[ Condensers, namely, air cooled condensers and cascade condensers for low-temperature refrigeration systems; slakers for mineral processing and parts therefor; ] evaporators, namely, [ basket evaporators, ] vertical tube evaporators, horizontal tube evaporators, calandria evaporators, forced circulation evaporators, natural circulation evaporators, rising-film evaporators, falling-film evaporators, recompression evaporators, and salting evaporators for use in industrial applications

Crystallizers, namely, [ spray evaporators-crystallizers, ] batch crystallizers, direct contact crystallizers, draft tube crystallizers, draft tube baffle crystallizers, force circulation crystallizers, reaction crystallizers, recompression crystallizers, surface cooled crystallizers, slick, non-sticking tube surface cooled crystallizers, [ direct contact refrigeration crystallizers, ] vacuum crystallizers, all for use in the chemical, metallurgical, fertilizer, paper, paper pulp, mining, waste recovery, food, pharmaceutical, nutritional, and other processing industries; filters, namely, top feed drying type filters, filters for separating crystalline materials, drying-type filters for drying crystalline materials, [ spray filters for separating crystalline materials from processed solutions, and for effecting separations and washing of wood pulp in the process of making paper, ] all for use in the chemical, metallurgical, fertilizer, paper, paper pulp, mining, waste recovery, food, pharmaceutical, nutritional, and other processing industries; dryers, namely, spray dryers, flash dryers and rotary dryers, all for use in the chemical, metallurgical, fertilizer, paper, paper pulp, mining, waste recovery, food, pharmaceutical, nutritional, and other processing industries; rotary steam tube dryers, fluid bed dryers; [ calciners; ] kilns; condensers, namely, direct contact condensers, surface condensers and tubular condensers, barometric condensers for condensing vapors by contact with liquids, all for use in the chemical, metallurgical, fertilizer, paper, paper pulp, mining, waste recovery, food, pharmaceutical, nutritional, and other processing industries; [ causticizers; slakers for waste water processing and parts therefor; ] evaporators, namely, [ basket evaporators, ] vertical tube evaporators, horizontal tube evaporators, calandria evaporators, forced circulation evaporators, natural circulation evaporators, rising-film evaporators, falling-film evaporators, recompression evaporators, and salting evaporators for use in nutritional, food, pharmaceutical, chemical, metallurgical, paper, paper pulp, fertilizer, mining, waste recovery, and other processing industries, vacuum coolers, namely, fluidized bed coolers, flash coolers, rotary coolers, fluid bed coolers, spray coolers [; ion exchange liquid treatment units, all for use in the chemical, metallurgical, fertilizer, paper, paper pulp, mining, waste recovery, food, pharmaceutical, nutritional, and other processing industries and parts therefor ]