205442 ⎘
Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas ; Discharge tubes for evacuation by diffusion of ions; Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes using gettering substances
MODULAR GETTERS AND GETTERS WITH DIFFERENT MATERIALS IN VACUUM ENCLOSURES
#2Hybrid Gettering Diffusion Pump
#3Vacuum pumping system having multiple pumps
#4Compact electrostatic ion pump
#5HYDROGEN SUPPLY SYSTEM
#6Vacuum apparatus
#7Cold-matter system having integrated pressure regulator
#8Vacuum exhaust method
#9Method and apparatus for characterizing homodyne transmitters and receivers