Patent · US Expired

Mass spectrometer desorption device including field anode eutectic alloy wire and auxiliary electrical resistance heating means

US4110612A · kind A · utility

2Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 27, 1977
Grant dateAug 29, 1978
Priority date
Expiry dateApr 27, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J49/16
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

This mass spectrometer field desorption device has a field anode in the form of a directionally solidified alloy eutectic wire of relatively large active surface and includes electrical resistance heating element to heat the field anode and thereby improve field desorption performance.

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