Methods, apparatuses and kits for collecting chemical samples
US9329106B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 28, 2014 |
| Grant date | May 3, 2016 |
| Priority date | — |
| Expiry date | May 12, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/25875
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Methods, apparatuses, and kits for collecting chemical samples are provided. In one embodiment, a method for collecting a sample of a chemical from a vessel includes connecting a sampling chamber and a removal chamber in fluid communication with the vessel and flowing a liquid phase of the chemical from the vessel through the sampling chamber and the removal chamber. The method isolates a first volume of the liquid phase in the sampling chamber and removes a second volume of the liquid phase from the removal chamber. Further, the method includes establishing fluid communication between the sampling chamber and the removal chamber and filling the removal chamber with a portion of the first volume to form a vapor phase of the chemical in the sampling chamber. Also, the method includes isolating the sample including the vapor phase and a remaining portion of the liquid phase in the sampling chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.