Patent · US Expired

Dual molecular beam system

US4263507A · kind A · utility

3Cited by
4References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 30, 1979
Grant dateApr 21, 1981
Priority date
Expiry dateJan 30, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J49/0031
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Two converging molecular beams are introduced alternately into the inlet of a mass spectrometer by utilizing a chopping wheel apparatus to alternately pass the two molecular beams to the inlet of the mass spectrometer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.