Improvements relating to air heaters

(19)

(11)

EP 0 041 862 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	03.02.1982 Bulletin 1982/05

(43)	Date of publication A2:
	16.12.1981 Bulletin 1981/50

(21)	Application number: 81302544

(22)	Date of filing: 09.06.1981

(84)	Designated Contracting States:
	BE DE FR

(30)

Priority:

10.06.1980 GB 8019000

(71)	Applicant: PARKINSON COWAN GWB LIMITED
	()

(72)	Inventor:
	Northcote, Reginald Dennis ()

(54)	Improvements relating to air heaters

(57) 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).

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