Patent · US Expired

Environmental control unit and method

US4213923A · kind A · utility

9Cited by
8References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 19, 1979
Grant dateJul 22, 1980
Priority date
Expiry dateApr 19, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S261/17
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A central source of odor neutralizing vapor fed into a floating or partially suspended distribution network is used to control odors from the surface of odiferous ponds having large surface areas.

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