VACUUM PUMPS; ROTARY VACUUM PUMPS; DRIVER PUMPS; DRAG PUMPS; CONDENSATION VACUUM PUMPS; SORPTION PUMPS; VACUUM GAUGES; MEASURING, REGULATING, CONTROL AND MONITORING DEVICES FOR VACUUM PUMPS; VACUUM BLOCKING UNITS, VACUUM VALVES, LOCKS AND GATE VALVES; VACUUM CONNECTIONS, PIPING, FITTINGS, AND COMPONENTS THEREOF; SEPARATORS; FILTERS, TRAPS AND CONDENSERS; SEALING AGENTS, FLUIDS AND LUBRICANTS FOR VACUUM PUMPS; VACUUM SEALING GREASES, CEMENTS, PUTTIES AND LACQUERS; CRYOGENIC UNITS; LEAK DETECTORS; VACUUM SEAL TESTING UNITS; VACUUM MEASURING UNITS; TOTAL AND PARTIAL PRESSURE GAUGES AND MASS ANALYZERS, SURFACE ANALYSIS UNITS; UNITS FOR ANALYZING SAMPLES WITH THE AID OF IONIZING RADIATION; LAYER AND THIN FILM THICKNESS MONITORS AND DEPOSITION CONTROLLERS; GAS ANALYSIS UNITS; VACUUM SYSTEMS AND APPARATUS FOR OPERATING UNDER A ROUGH, FINE, HIGH AND ULTRAHIGH VACUUM; UNITS FOR DRYING, FREEZE DRYING, DEGASSING, DECANTING, IMPREGNATING, MIXING, SINTERING, HOT PRESSING, ISOTHERMALLY FORGING, CASTING, DISTILLING, HEAT TREATING, MELTING, ATOMIZING, EVAPORATING, VAPOR-DEPOSITING OR COATING OF MATERIALS UNDER VACUUM; UNITS FOR TREATING METALS IN A VACUUM; FURNACES FOR MELTING, PURIFYING, REFINING AND REPROCESSING METALS, VACUUM FURNACES, ELECTRIC ARC FURNACES, INDUCTION FURNACES, ELECTRON BEAM FURNACES, ELECTROSLAG MELTING AND REMELTING FURNACES; WELDING UNITS; NUCLEAR PHYSICS AND NUCLEAR ENGINEERING UNITS; GAS GENERATORS; GAS SEPARATORS; GAS PURIFYERS AND GAS RECOVERY UNITS; UNITS FOR PRODUCING AND TREATING METAL POWDERS; CRYSTAL GROWING AND ZONE MELTING/REFINING PLANTS; UNITS FOR PRODUCING MONOGLYCERIDES; THIN-FILM COATERS; OPTICAL AND ELECTRONIC COMPONENTS HAVING REFINED SURFACES; TEACHING DEVICES AND TEACHING AIDS FOR INSTRUCTION IN NATURAL SCIENCES AND ENGINEERING; PHYSICAL APPARATUS AND MEASURING INSTRUMENTS FOR RESEARCH PURPOSES

REPAIR, MAINTENANCE, REBUILDING AND RECONDITIONING OF DEVICES AND APPARATUS FOR VACUUM TECHNOLOGY AND METALLURGY; LEASING OTHERS DEVICES AND APPARATUS FOR VACUUM TECHNOLOGY AND METALLURGY; PROVIDING CONSULTATION, TECHNICAL ASSISTANCE, FIELD SERVICE SUPPORT, ENGINEERING SERVICES AND TRAINING IN THE FIELDS OF VACUUM TECHNOLOGY AND METALLURGY; PROVIDING INSPECTION, ANALYSIS AND TREATMENT OF ARTICLES AND MATERIALS UNDER INCREASED OR REDUCED TEMPERATURES AND/OR IN A VACUUM