Patent · US Expired

Removable drain filter

US6143173A · kind A · utility

1Cited by
10References
10Claims
0Family size

Inventors

Key dates

Filing dateAug 2, 1999
Grant dateNov 7, 2000
Priority date
Expiry dateAug 2, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D35/027
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention provides an economical and efficient means for removing grease and other contaminants from restaurant wastewater. There is a need for an easily removable drain filter. The present invention meets this need, as it is a low-cost, disposable, and efficient means for removing these contaminants.

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