EP 0041862 A3 19820203 - IMPROVEMENTS RELATING TO AIR HEATERS

Title (en)

IMPROVEMENTS RELATING TO AIR HEATERS

Publication

EP 0041862 A3 19820203 (EN)

Application

EP 81302544 A 19810609

Priority

GB 8019000 A 19800610

Abstract (en)

[origin: EP0041862A2] An air heater comprising an outer shell (10), an air heating space (11) provided within said shell (10), a furnace (12) within said shell (10), an exhaust flue (22), means (18, 14, 20, 21) placing said furnace (12) in communication with said exhaust flue (22), means (14a) to fire said furnace (12) and means (25) to feed air to be heated through said air heating space (11).

IPC 1-7

F24H 3/06; F24B 13/04

IPC 8 full level

F24H 3/08 (2006.01)

CPC (source: EP)

F24H 3/088 (2013.01)

Citation (search report)

DE 352798 C 19220504 - WILLIAM HERBERT NIELD, et al
CH 230655 A 19440131 - STEINER ALBERT [CH]
US 4128094 A 19781205 - LEWIS OSCAR D
GB 855837 A 19601207 - A E GREAVES AND SON LTD
US 1737928 A 19291203 - KEPPY JESSE L D
DE 2129826 A1 19711223 - GEN ELECTRIC

Designated contracting state (EPC)

BE DE FR

DOCDB simple family (publication)

EP 0041862 A2 19811216; EP 0041862 A3 19820203; DK 252281 A 19811211; ES 502878 A0 19820401; ES 8204140 A1 19820401

DOCDB simple family (application)

EP 81302544 A 19810609; DK 252281 A 19810610; ES 502878 A 19810609