Method and apparatus for withdrawing, collecting and biosensing chemical constituents from complex fluids
US4832034A · kind A · utility
402Cited by
11References
19Claims
0Family size
Inventors
Key dates
| Filing date | Apr 9, 1987 |
| Grant date | May 23, 1989 |
| Priority date | — |
| Expiry date | Apr 9, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D63/02
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An anisotropic hollow fiber membrane is utilized to sample fluids for selected substances by convective flow of liquid and such substances, with conduct of the liquid to a sensor for analysis for such substances, to permit monitoring, particularly of body fluids, for such substances with short response times.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.