Waxy buildup measurement
US4857736A · kind A · utility
2Cited by
4References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 15, 1987 |
| Grant date | Aug 15, 1989 |
| Priority date | — |
| Expiry date | Apr 15, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N23/083
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention provides an accurate measurement of the waxy buildup in pipeline by injecting an X-ray opaque material into the pipeline, then X-raying the line at three or more points in order to get an average wax thickness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.