Patent · US Expired

Sustained release coolant additive composition

US7001531B2 · kind B2 · utility

12Cited by
172References
28Claims
0Family size

Assignees

Inventors

Key dates

Filing dateAug 24, 2001
Grant dateFeb 21, 2006
Priority date
Expiry dateAug 24, 2021

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01P2011/065
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A coolant additive composition comprising a sustained release component and an additive component, the additive component is effective to provide at least one benefit to a coolant when released into the coolant, the sustained release component includes a polymeric material and is effective to reduce the rate of release of the additive component into the coolant relative to an identical composition without the sustained release component.

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