DRYSCREW

Flanges of metal

Pumps for machines; vacuum pumps and vacuum pump stands consisting of vacuum pumps; compressors for machines; drives and shaft bearings for vacuum machine pumps; accessories for vacuum pumps and vacuum pump stands, namely, specially adapted oil separators, condensate centrifugal separators, dust separators, oil coolers, oil filters, vapor air condensers, and flanges and control apparatuses that cannot be used independently both as parts of vacuum pumps; valves being parts of machines; vacuum pump installations substantially consisting of vacuum pumps and adapted accessories for vacuum pumps that cannot be used independently, namely, oil separators, condensate separators, dust separators, coolers, filters, vapor condensers, flanges and control apparatuses, measuring apparatuses, connecting cables, valves, vacuum containers and process-related fixtures, all of the foregoing as parts of these installations; parts of vacuum pumps and specially adapted control apparatus for vacuum pumps in the nature of pump control valves and vacuum pump stands that cannot be used independently; automatic gas intake valves as parts of machines

Measuring, regulating and control apparatus for vacuum pumps and vacuum pump stands, not parts of machines, namely, electric motor control units; vacuum chamber apparatus for laboratory use; automatic vacuum chamber regulating apparatus; measuring apparatus for measuring electricity; testing apparatus for testing vacuum pumps and recipients; leak detectors for vacuum pumps and recipients; residual gas analyzers; electrical conductors in the nature of vacuum-tight, mechanical and electrical feedthroughs as specially adapted parts of measuring, regulating and control apparatus that cannot be used independently, namely, current feedthroughs, thermocouple feedthroughs, fluid feedthroughs, pipe feedthroughs, rotary feedthroughs, rotary and linear motion feedthroughs, linear motion feedthroughs