Patent · US Expired

Automatic control of a multiple-effect evaporator

US4676870A · kind A · utility

21Cited by
10References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 2, 1986
Grant dateJun 30, 1987
Priority date
Expiry dateJun 2, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S159/34
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A feedforward control system for a multiple-effect evaporator is provided wherein control is based on maintaining desired values for inferential variables of concentration and boiling point rise for a solution of a solid inorganic substance.

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