Patent · US Expired

Cartridge heater for a gas chromatography transfer device

US6054683A · kind A · utility

12Cited by

10References

10Claims

0Family size

Assignee

Gerstel GmbH & Co., KG · DE

Inventors

Ralf Bremer · Oberhausen, DE
Bernhard Rose · Düsseldorf, DE

Key dates

Filing date	Apr 16, 1999
Grant date	Apr 25, 2000
Priority date	—
Expiry date	Apr 16, 2019

Classification

Technology area (CPC G)Physics
CPC primaryG01N30/30
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The invention relates to a cartridge heater for a gas chromatography transfer device for substances which are to be analyzed, having a metal tube for accommodating a tube section to be heated and a heating coil arranged outside the metal tube, the metal tube bearing, on the outside, a groove which corresponds to the shape of the heating coil and in which a heating conductor is embedded in an electrically insulated manner with respect to the metal tube.

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