Assignee
AMT INT INC
US·27 granted patents·1 pending application·463 citations·filing 1998–2013
Top patents by PatentIndex Score
28 records- 0194US8636907B1Sealed magnetic filter for hazardous operations and easy clean serviceAMT INT INC·Filed 2013·Granted Jan 28, 2014·28 cites·20 claims
- 0294US8002953B2Low-energy extractive distillation process for dehydration of aqueous ethanolAMT INT INC·Filed 2007·Granted Aug 23, 2011·31 cites·50 claims
- 0391US7666299B2Extractive distillation process for recovering aromatics from petroleum streamsAMT INT INC·Filed 2007·Granted Feb 23, 2010·30 cites·54 claims
- 0491US7270315B2Exchange column, perforated tray assemblyAMT INT INC·Filed 2005·Granted Sep 18, 2007·31 cites·7 claims
- 0588US7556734B2Liquid/liquid exchange columnAMT INT INC·Filed 2005·Granted Jul 7, 2009·19 cites·7 claims
- 0687US6799752B2Method and apparatus for improving a fractionation processAMT INT INC·Filed 2001·Granted Oct 5, 2004·49 cites·31 claims
- 0786US6422539B1Tray attachment apparatusAMT INT INC·Filed 2000·Granted Jul 23, 2002·40 cites·7 claims
- 0883US7648128B2Gas-liquid contact apparatusAMT INT INC·Filed 2006·Granted Jan 19, 2010·11 cites·7 claims
- 0981US7445200B2Gas-liquid contactor baffleAMT INT INC·Filed 2005·Granted Nov 4, 2008·9 cites·11 claims
- 1080US7753348B2Gas-liquid contact apparatusAMT INT INC·Filed 2007·Granted Jul 13, 2010·9 cites·9 claims
- 1178US6270062B1Fluids contacting, tray opening, fluid dispersing assemblyAMT INT INC·Filed 2000·Granted Aug 7, 2001·24 cites·4 claims
- 1278US6068244ATray attachment apparatusAMT INT INC·Filed 1998·Granted May 30, 2000·45 cites·7 claims
- 1376US9440947B2Regeneration of selective solvents for extractive processesAMT INT INC·Filed 2012·Granted Sep 13, 2016·4 cites·30 claims
- 1473US8680358B1Methods for removing heavy hydrocarbons from extractive solventsAMT INT INC·Filed 2013·Granted Mar 25, 2014·3 cites·27 claims
- 1573US8663461B2Extraction process with novel solvent regeneration methodsAMT INT INC·Filed 2013·Granted Mar 4, 2014·3 cites·25 claims
- 1671US7909966B2Apparatus for catalytic distillation processesAMT INT INC·Filed 2005·Granted Mar 22, 2011·5 cites·8 claims
- 1768US7790943B2Integrated process for removing benzene from gasoline and producing cyclohexaneAMT INT INC·Filed 2006·Granted Sep 7, 2010·2 cites·62 claims
- 1868US7048835B2System and method for acetic acid recovery during terephthalic acid productionAMT INT INC·Filed 2002·Granted May 23, 2006·14 cites·8 claims
- 1968US6145816AFluids contacting, tray opening, fluid dispersing assemblyAMT INT INC·Filed 1998·Granted Nov 14, 2000·32 cites·18 claims
- 2067US6948705B2Gas/liquid contacting apparatusAMT INT INC·Filed 2003·Granted Sep 27, 2005·13 cites·9 claims
- 2165US7727383B2Process for producing petroleum oils with ultra-low nitrogen contentAMT INT INC·Filed 2005·Granted Jun 1, 2010·2 cites·24 claims
- 2265US6053485AApparatus for tray valve attachmentAMT INT INC·Filed 1998·Granted Apr 25, 2000·33 cites·20 claims
- 2358US6746003B2Gas-liquid contacting apparatusAMT INT INC·Filed 2002·Granted Jun 8, 2004·7 cites·13 claims
- 2457US6565071B2Liquid/gas contacting apparatusAMT INT INC·Filed 2001·Granted May 20, 2003·6 cites·7 claims
- 2557US2010041919A1Process and apparatus for recovery of acetic acid from methyl acetateAMT INT INC·Filed 2009·Application pending·0 cites
- 2652US9649638B2Process and apparatus for online rejuvenation of contaminated sulfolane solventAMT INT INC·Filed 2013·Granted May 16, 2017·0 cites·15 claims
- 2746US6189872B1Froth activator apparatus and methodAMT INT INC·Filed 1998·Granted Feb 20, 2001·13 cites·8 claims
- 2841US8382961B2System and method for reduction of water consumption in purified terephthalic acid productionAMT INT INC·Filed 2010·Granted Feb 26, 2013·0 cites·15 claims
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