Disposal of sulfur through use as sand-sulfur mortar
US8758212B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jan 28, 2013 |
| Grant date | Jun 24, 2014 |
| Priority date | — |
| Expiry date | Jan 28, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/10
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A sulfur-sand limestone mortar and methods of preparing the sulfur-sand limestone mortar and disposing of elemental sulfur, are disclosed. In embodiments, the sulfur-sand limestone mortar includes elemental sulfur, limestone powder, and sand. Modifiers, such as plasticizers, are not required and are not used in embodiments of the sulfur-sand limestone mortar. In embodiments of the method to prepare the sulfur-sand limestone mortar, each of the elemental sulfur, limestone powder, and sand are heated to at least 140 C, then combined, and then allowed to solidify.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.