Patent · US Active

System and method for drying biosolids and enhancing the value of dried biosolids

US8956539B2 · kind B2 · utility

3Cited by
2References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 2013
Grant dateFeb 17, 2015
Priority date
Expiry dateJul 11, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A40/20
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A system and process for drying biosolids and wherein nutrients and/or minerals are blended into partially dried biosolids. Further, the system and method compresses the mixture of biosolids and nutrients into a selected form and this is followed by completion of the drying process. In the end, a more uniform and higher value dried biosolids product is produced.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.