(19)
(11) EP 0 587 717 A1

(12)

(43) Date of publication:
23.03.1994 Bulletin 1994/12

(21) Application number: 92912514.0

(22) Date of filing: 03.06.1992
(51) International Patent Classification (IPC): 
F01N 3/ 20( . )
G05D 23/ 22( . )
G01K 7/ 02( . )
(86) International application number:
PCT/IT1992/000062
(87) International publication number:
WO 1992/021865 (10.12.1992 Gazette 1992/31)
(84) Designated Contracting States:
DE ES FR GB

(30) Priority: 03.06.1991 IT 1991MI01510

(71) Applicant: TESTEL S.p.A.
I-29010 Castelvetro Piacentino (IT)

(72) Inventor:
  • NOLI, Canzio
    I-43011 Bussetto (IT)

(74) Representative: Aimi, Luciano, et al 
c/o Società Italiana Brevetti S.p.A. Via Carducci 8
I-20123 Milano
I-20123 Milano (IT)

   


(54) A DEVICE FOR CONTROLLING THE TEMPERATURE OF EXHAUST GASES IN MOTOR VEHICLES