TREA

Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas Discharge tubes for evacuation by diffusion of ions

Follow

Industry

  • CPC
  • H01J41/00
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

Current Industry

H01J41/00Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas Discharge tubes for evacuation by diffusion of ions

Sub Industries

H01J41/02Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas H01J41/04with ionisation by means of thermionic cathodes H01J41/06with ionisation by means of cold cathodes H01J41/08with ionisation by means of radioactive substances H01J41/10of particle spectrometer type H01J41/12Discharge tubes for evacuating by diffusion of ions H01J41/14with ionisation by means of thermionic cathodes H01J41/16using gettering substances H01J41/18with ionisation by means of cold cathodes H01J41/20using gettering substances
Industries