Sampling method and apparatus
US4010647A · kind A · utility
4Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 24, 1975 |
| Grant date | Mar 8, 1977 |
| Priority date | — |
| Expiry date | Dec 24, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2001/1481
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A helical open ended tube is rotated so as to pass an open end successively through two different fluid media. Successive slugs, first one and then the other, of the media are captured, screwed along the length of the tube and retained therein for subsequent analysis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.