Use of temperature control devices in miniaturized planar column devices and miniaturized total analysis systems

US5641400A · kind A · utility

Assignee

• Hewlett-Packard Company, L.P. · US

Inventors

• Patrick Kaltenbach · Bischweier, DE
• Sally A. Swedberg · Santa Cruz, US
• Klaus Witt · Keltern, DE
• Fritz Bek · Remchingen, DE
• Laurie S. Mittelstadt · Belmont, US

Key dates

• Filing date: Oct 23, 1995
• Grant date: Jun 24, 1997
• Expiry date: Oct 23, 2015

Classification

• Technology area (CPC G): Physics
• CPC primary: G01N2030/3015
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

Miniaturized planar column devices and miniaturized total analysis systems for liquid phase analysis are disclosed. The systems include a temperature control device for regulating temperature, preferably a thermoelectric device comprising Peltier elements.