EP 0409133 A1 19910123 - High efficiency turboexpander.

Title (en)

High efficiency turboexpander.

Title (de)

Turboexpander mit hohem Wirlkungsgrad.

Title (fr)

Turboexpanseur à haut rendement.

Publication

EP 0409133 A1 19910123 (EN)

Application

EP 90113588 A 19900716

Priority

US 38053189 A 19890717

Abstract (en)

A turboexpander with improved efficiency wherein fluid is introduced into the rotatable assembly at a negative incidence angle and expanded within the rotatable assembly along a pressure balanced flow path.

IPC 1-7

F01D 5/00; F01D 5/04; F01D 5/14

IPC 8 full level

F01D 5/00 (2006.01); F01D 5/04 (2006.01)

CPC (source: EP)

F01D 5/00 (2013.01); F01D 5/048 (2013.01)

Citation (search report)

[A] GB 838416 A 19600622 - ALFRED JOHANN BUCHI
[A] FR 2205927 A5 19740531 - BERTIN & CIE [FR]
[A] DE 849038 C 19520911 - BUECHI ALFRED DR-ING
[A] GB 2127905 A 19840418 - GEN ELECTRIC
[A] FR 2370875 A1 19780609 - UNIV BELFAST [GB]
[A] DE 2354490 A1 19740516 - STAL LAVAL TURBIN AB
[A] PATENT ABSTRACTS OF JAPAN vol. 9, no. 73 (M-368)(1796) 03 April 1985, & JP-A-59 203808 (NISSAN JIDOSHA K.K.) 19 November 1984,

Designated contracting state (EPC)

CH DE FR GB IT LI

DOCDB simple family (publication)

EP 0409133 A1 19910123; EP 0409133 B1 19950125; BR 9003421 A 19910827; CA 2021226 A1 19910118; CA 2021226 C 19940111; DE 69016292 D1 19950309; DE 69016292 T2 19950907

DOCDB simple family (application)

EP 90113588 A 19900716; BR 9003421 A 19900716; CA 2021226 A 19900716; DE 69016292 T 19900716