Patent · US Expired

Method and compositions for stabilizing concrete residues

US5203919A · kind A · utility

58Cited by
32References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 1992
Grant dateApr 20, 1993
Priority date
Expiry dateMar 27, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02W30/91
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Method and compositions for the stabilization (prevention of hardening) of concrete residues in Ready-Mix truck drums.

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