Patent · US Expired

Apparatus and process for cooling hot gas

US7610951B2 · kind B2 · utility

2Cited by

9References

14Claims

0Family size

Assignee

SHELL OIL COMPNY · US

Inventors

Eckhard Friese · Gummersbach, DE
Thomas Paul Von Kossak-Glowczewski · Gummersbach, DE
Joachim Papendick · Engelskirchen, DE
Tycho Agien Van Der Plas · Amsterdam, NL
Manfred Heinrich Schmitz-Goeb · Gummersbach, DE
Edwin Bernardus Wilhelmus Gerardus Voeten · Amsterdam, NL

Key dates

Filing date	Jul 27, 2004
Grant date	Nov 3, 2009
Priority date	—
Expiry date	Aug 30, 2025

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF28D2021/0075
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

Process to cool hot gas by passing the hot gas through a tube having a main tubular part and an upstream tubular part, wherein (i) the exterior of main tubular part is cooled by an evaporating liquid cooling medium flowing freely around said tube, (ii) the upstream tubular part is cooled by passing fresh liquid cooling medium and a defined part of the liquid cooling medium of activity (i) along the exterior of the upstream end of the tube and (iii) wherein the mixture of fresh cooling medium and the defined part of the liquid medium after being used to cool the upstream tubular part is used in activity (i) as cooling medium.

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