Moisture tolerant rock dust and methods of application thereof
US11111786B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 23, 2015 |
| Grant date | Sep 7, 2021 |
| Priority date | — |
| Expiry date | Jan 16, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21F5/12
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Compositions and methods of using rock dust are disclosed. A mine rock dust may be capable of being applied in a wet form. A moisture tolerant mine rock dust may include a hydrophobic inorganic particulate material. A moisture tolerant mine rock dust may be capable of being dispersed by a light blast of air. A method may include applying a mine rock dust at a concentration having little or no respirable mine rock dust. A method of applying a mine rock dust may include applying a mine rock dust in a wet form. The mine rock dust may be applied at a concentration having little or no respirable mine rock dust. The mine rock dust may include a hydrophobic inorganic particulate material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.