(19)
(11) EP 1 151 270 A2

(12)

(88) Date of publication A3:
07.12.2000

(43) Date of publication:
07.11.2001 Bulletin 2001/45

(21) Application number: 00905891.8

(22) Date of filing: 01.02.2000
(51) International Patent Classification (IPC)7: G01N 15/02, G01N 15/06
(86) International application number:
PCT/US0002/542
(87) International publication number:
WO 0046/584 (10.08.2000 Gazette 2000/32)
(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: 02.02.1999 US 241447
10.05.1999 US 133320 P

(71) Applicant: RUPPRECHT & PATASHNICK CO., INC.
Albany, NY 12203 (US)

(72) Inventors:
  • PATASHNICK, Harvey
    Voorheesville, NY 12186 (US)
  • RUPPRECHT, Georg
    Voorheesville, NY 12186 (US)

(74) Representative: Luderschmidt, Schüler & Partner GbR 
Patentanwälte,John-F.-Kennedy-Strasse 4
65189 Wiesbaden
65189 Wiesbaden (DE)

   


(54) DIFFERENTIAL PARTICULATE MASS MONITOR WITH INTRINSIC CORRECTION FOR VOLATILIZATION LOSSES