Method for producing rubber crumb, and rubber crumb
US10940614B2 · kind B2 · utility
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3References
17Claims
0Family size
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Key dates
| Filing date | Dec 7, 2016 |
| Grant date | Mar 9, 2021 |
| Priority date | — |
| Expiry date | Sep 14, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/62
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A process for manufacturing rubber crumb comprises the following steps: (a) suspending rubber granules having a given size in an autoclave (1) containing a supercritical fluid; (b) agitating the mixture for a predetermined time at constant pressure and constant temperature; (c) carrying out an isenthalpic expansion of the mixture from step (b) by spraying it through a nozzle (20).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.