bto logo Daily Production rate after plug removal Date Liquid Oil Water cut Liquid Oil Water cut Date bbl/d % bbl/d % 2004 4.8 4.4 8 62.8 12.4 79 Jan-2005  Results of well tretments Lei 2-4 Before Modified Enzyme After Modified Enzyme > 181% .
Modified Enzyme was used for unplugging HUFF AND PUFF TEST Treatments were made in 13 wells. Responses were observed in 12
Daily Production rate after plug removal Date Liquid Oil Water cut Liquid Oil Water cut Date bbl/d % bbl/d % ago-21-05 july-2005 29.2 85 77.6 54 Oct-05  Results of well tretments Ban 62-30 Before Modified Enzyme After Modified Enzyme Modified Enzyme first applied on > 165%
Modified Enzyme was used for unplugging HUFF AND PUFF TEST
Daily Production rate after plug removal Date Liquid Oil Water cut Liquid Oil Water cut Date bbl/d % t/d bbl/d % july-2006 14.6 36.5 Sep-06 Results of well tretments Xi 40-20 Before Modified Enzyme After Modified Enzyme > 150%
Modified Enzyme was used for EEOR in water flooding. The pilot test  cover 6 producers and one injector
Daily Production rate after plug removal Date Liquid Oil Water cut Liquid Oil Water cut Date t/d t/d % t/d t/d % Jan-96 Start dic-20-01 Nov-97 6 2.7 55 7.9 3.6 54 jan-22-02 Aug-01 7.5 4.1 45 12.4 4.9 60 Feb-02 dec-01 6 2.7 55 13.6 5.7 58 march-03  Results of well tretments Lun 2-25 Before  GreenZymeŽ After  GreenZymeŽ GreenZymeŽ first applied on > 112%
GreenZyme®  was used for EEOR
Daily Production rate after plug removal Date Liquid Oil Water cut Liquid Oil Water cut Date t/d t/d % t/d t/d % Jan-94 155 98.1 36.7 april-2003 Dec-00 287 160.1 44.2 430 77.4 82 april-2003 Jun-01 245 123.7 49.5 77.9 Dec-05 march-2003 200 48.0 76 > 63%   Before  GreenZymeŽ After  GreenZymeŽ GreenZymeŽ first applied on
 Results of well tretments Wei Zhou 11-4-A3 Offshore
GreenZyme®  was used for EEOR
Daily Production rate after plug removal                                                    Daily Production rate after plug removal      Daily Production rate after plug removal WELL Liquid Oil Water cut Liquid Oil Water cut m 3 m 3 % m 3 m 3 % Y8-52 0 0 30-50 22 21.1 2 Y8-44 0 0 0 3.4 3 12 Y8-X4 0 0 0 8.7 7.6 13 Y8-33 36.6 17.9 51 48 30.7 36 Y8-42 32.5 12.3 63 53.2 22.5 57.7 Y8-22 8.4 6.7 20 9.3 7.2 22 36.9 92.1 > 149%           Results of well tretments of Y8 reservoir
GreenZyme® was used for damage mitigation in oil wells
EEOR Well N° Date BFPD BOPD wc % Date BFPD BOPD wc % % 16 12/20/2003 2536 101 96 6/25/2004 2902 232 92 129.70 29 6/14/2006 699 42 94 8/10/2006 1152 127 89 202.38 2 10/13/2005 1256 38 97 9/6/2006 864 86 90 126.32 65 12/20/2005 456 46 90 9/3/2006 984 98 90 113.04 28 9/27/2005 1920 58 97 12/9/2005 2496 100 96 72.41 30 2/3/2006 1507 75 95 9/9/2006 1848 129 93 72.00 22 4/12/2006 1766 54 97 7/31/2006 1696 68 96 25.93 2B 10/27/2005 2408 72 97 6/15/2006 3024 93 97 29.17 Pedada-65 46 90 91 90 97.83 Betun-09 65 92 90 89 38.46 BNA-29 47 93 121 89 157.45 BNA-28 40 98 95 96 137.50 Dusun-04 68 98 89 97 30.88 After  GreenZymeŽ Before  GreenZymeŽ GreenZymeŽ  was used for EEOR Summary & Extracts Summary & Extracts Summary & Extracts Summary & Extracts GreenZymeŽ  was used for EEOR Summary & Extracts SPE-112355-MS Summary & Extracts Summary & Extracts Field Data Datos de campo Summary & Extracts
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