Patent · US Expired

Article for absorbing oils

US5391415A · kind A · utility

18Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 30, 1993
Grant dateFeb 21, 1995
Priority date
Expiry dateSep 30, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24033
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An oil-absorbing article has longitudinal channels that surround a layer of polyester or polyolefin fiber balls with a porous outer fabric. The channels are 1 to 4 cm wide and 0.8 to 1.4 cm thick. The article absorbs oil amounting to at least six times its dry weight and can be re-used at least five times.

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