Patent · US Expired

Multi-nozzle spray desuperheater

US4442047A · kind A · utility

45Cited by
39References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 8, 1982
Grant dateApr 10, 1984
Priority date
Expiry dateOct 8, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/8766
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A steam desuperheater comprising a liquid spray tube assembly positioned in a steam line and including a plurality of liquid outlet openings supplying liquid to plural spray nozzles, and a hollow piston plug axially movable therein upwardly from a lower valve seat to progressively open said outlet openings.

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