(19)
(11) EP 1 054 078 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
04.04.2001 Bulletin 2001/14

(43) Date of publication A2:
22.11.2000 Bulletin 2000/47

(21) Application number: 99830421.6

(22) Date of filing: 01.07.1999
(51) International Patent Classification (IPC)7C23F 13/04, C23F 13/22
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 25.03.1999 IT RM990188

(71) Applicant: Plinoxotar S.R.L.
00198 Roma (IT)

(72) Inventor:
  • Mingozzi, Pietro
    00045 Genzano RM (IT)

(74) Representative: Leone, Mario et al
Società Italiana Brevetti S.p.A. Piazza di Pietra 39
00186 Roma
00186 Roma (IT)

   


(54) Sensing and checking system for the safety condition of tanks


(57) A sensing and checking system (B) of the safety conditions of tanks of the type comprising a cathodic corrosion protection apparatus (A), allowing the complete automation of the sensing activities with an improved checking safety and comprising: a data recognition and output unit (16), such data including a cathodic protection voltage (Vp) and a reference value (Vt) of a cathodic protection current, having a recognition storage (18), a storing recognition code of the tank (1); and a check unit (21), connectable to said data recognition and output unit (16), apt to record the measured values of said protection voltage (Vp) and of said reference value (Vt), comprising: a main storage storing a family of identification codes and the corresponding threshold value for said protection voltage (Vp); and means for comparing (31) said measured value with said threshold value.







Search report