(19)
(11) EP 2 089 703 A1

(12)

(43) Date of publication:
19.08.2009 Bulletin 2009/34

(21) Application number: 06851195.5

(22) Date of filing: 01.12.2006
(51) International Patent Classification (IPC): 
G01N 33/00(2006.01)
 G01N 37/00(2006.01)
(86) International application number:
PCT/US2006/061526
(87) International publication number:
WO 2008/066554 (05.06.2008 Gazette 2008/23)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(71) Applicant: Mass Technology Corporation
Dallas, TX 75201 (US)

(72) Inventors:
  • WOLFORD, Jimmy
    Gladewater, TX 75647 (US)
  • WOLFORD, Bernie
    Spring, TX 77379 (US)
  • LOCKERD, Clark
    Houston, TX 77284 (US)
  • SLAUGHTER, Ricky
    Longview, TX 75601 (US)

(74) Representative: Loven, Keith James 
Loven Patents & Trademarks West Central Runcorn Road
Lincoln LN6 3QP
Lincoln LN6 3QP (GB)

   


(54) DETECTING AND QUANTIFYING CHANGES IN THE MASS CONTENT OF LIQUID STORAGE CONTAINERS