Back mix drag-flow apparatus
US5372418A · kind A · utility
11Cited by
22References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 19, 1992 |
| Grant date | Dec 13, 1994 |
| Priority date | — |
| Expiry date | Nov 19, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01F27/722
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A back mix, drag-flow apparatus that provides both radial and axial mixing of materials comprising at least two worms in screw form and parallel and tangential to one another that are of opposite hands and are rotatable only in the same direction or are of the same hand and are rotatable only in opposite directions; and a barrel casing completely enclosing said worms and containing a feed inlet and a product outlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.