Patent · US Active

Disposal of sulfur through use as sand-sulfur mortar

US8758212B2 · kind B2 · utility

1Cited by
7References
11Claims
0Family size

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Key dates

Filing dateJan 28, 2013
Grant dateJun 24, 2014
Priority date
Expiry dateJan 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.