Patent · US Expired

Metal surfaces for sample analyzing and ionizing apparatus

US5055678A · kind A · utility

16Cited by
2References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 1990
Grant dateOct 8, 1991
Priority date
Expiry dateMar 2, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N30/62
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A chromium or oxidized chromium surface for use in sample analyzing and ionizing apparatus, such as an ion trap or ionization chamber, which does not degrade or decompose a sample in contact with the surface.

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