System for carrying out a sample preparation
US9061281B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 24, 2011 |
| Grant date | Jun 23, 2015 |
| Priority date | — |
| Expiry date | Aug 9, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N1/125
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The invention relates to a system for carrying out a sample preparation for an analysis apparatus, in particular a chromatograph, comprising a sample vessel (1), which can be closed by a self-sealing cover and has a sample compartment (31) for receiving a substance to be examined, further comprising a holder, which has a heating wire coil (13) and into which the sample vessel (1) with the sample compartment (31) can be inserted for heating the substance to be examined, and further comprising a power supply for the heating wire coil (13) which is based on a constant current source and is controlled proportionally by pulse width modulation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.