Remote pig launcher
US9279533B2 · kind B2 · utility
2Cited by
9References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 28, 2011 |
| Grant date | Mar 8, 2016 |
| Priority date | — |
| Expiry date | Apr 26, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB08B9/055
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A pig launching system comprising a first pipe portion connected to a second pipe portion at a pipe intersection; a pig carrier located at the pie intersection; and the pig carrier comprising a plurality of pigs in a cylinder, an opening in the carrier aligned with the first pipe portion, and an indexing system adapted to move one of the pigs to the opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.