Patent · US Expired

Apparatus and method for manufacturing barnyard manure using sewage and sludge

US6123747A · kind A · utility

3Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 13, 1998
Grant dateSep 26, 2000
Priority date
Expiry dateOct 13, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/819
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An apparatus and method for manufacturing barnyard manure using sewage and night-soil sludge for use in farmlands and flower gardens so as to prevent secondary contamination of the environment quickly, at a low cost, and with high efficiency.

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