Nitrified Acid over balance TCP perforation in Carbonate Formation is really beneficial for Long Production Performance and Negative Skin ReservoirDecember, 4th2013Prepared by:Hanaey Ibrahim (GHOF), Khaled Abdul Azeim, Hany Dandarawy(BURAPETCO), Khaled Shell (Halliburton)Negative Skin ReservoirMENAPS 13-13Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelWhy??????SafetyOperationsLoyalty Fourth level Fifth level12/7/2013 22OperationsDecisionSuccessLoyaltyBarik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelAgendaObjectiveBackgroundChallenges Fourth level Fifth level12/7/2013 33MENAPS 13-13DesignOperationsFindingsBarik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelObjective Test A/R G Dolomite formation. Provide the optimum solution to avoid perforation damage effect (Sp). Fourth level Fifth level12/7/2013 4 Produce well and achieve best possible production rate.4MENAPS 13-13Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelBackground Well # 2has been drilled in January 1995. Deep Formation Alamein Dolomite wastested formation water. The well was abandoned by 3 EZSV and 2cement plugs. Fourth level Fifth level12/7/2013 55cement plugs.MENAPS 13-13Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelChallenges Time Frame Test: 40 days only before concession release. Contracting, programming, implementation. Resources: 6 technical employees. Part time staff. Fourth level Fifth level12/7/2013 6 Part time staff. Contracted company. Data and Information: Correlation usingnear by fields. Review history of the existing wells. Risk 6MENAPS 13-13Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelOptimum Perforating Design Perforate 4 intervals of 119 ft gross with 66 ft net of A/R G Dolomite zones in underbalanced condition. Install Hydraulic Firing Head as back up to the mechanical one. Fourth level Fifth level12/7/2013 77mechanical one. Select deep penetration gun due to unknown damage radius data. 4 5/8, 6 SPF, 32 gm, TCP, STU. Shot and drop was selected to avoid killing.MENAPS 13-13Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelOperations Sequence - Well-2 RIH with TCP. Set Packer, drop detonating bar. SOP had been applied (fish the bar, check Till tale). Fourth level Fifth level12/7/2013 8MENAPS 13-138 RIH to drop gun 3 times. RIH with CTU, circulate and pump acid. Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelAcid Injection25003000350040004500Well # 2 Injection PressurePumping Pressure (psi) Fourth level Fifth level12/7/2013 99MENAPS 13-1305001000150020000:450:460:470:480:490:500:510:520:530:540:550:560:570:580:591:001:011:021:031:041:051:061:071:08Pumping Pressure (psi)Time (min)Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelProduction Test ResultProduction Choke Prod. Rate BFPD WHP Time HRS 766 110 61 982 104 61 1200 102 62 1460 98 6 Fourth level Fifth level12/7/2013 10 102 1460 98 6 PBU was carried out after the multi rate test and showed: Reservoir Pressure = 3252 psi Productivity Index = 2.47 BPD/psi Permeability = 65 md Skin = -3.5MENAPS 13-13Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelResults Reservoir Pressure Performance32003250330033503400Reservoir Pressure Fourth level Fifth level12/7/2013 11 11MENAPS 13-133050310031503200Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelSummary Challenges does not mean end of your conventional believe. Money is not the vital against technical. Right decision on spot is rarely available nowadays. Nitrified acid is very useful in carbonates along with Fourth level Fifth level12/7/2013 12 12 Nitrified acid is very useful in carbonates along with perforation. Perforation with acid comes SOP for A/R G dolomite in BURAPETCO operations. MENAPS 13-1Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelAcknowledgeThis presentation is to the sole of the owner of the Egyptian local exploration Fourth level Fifth level12/7/2013 13 13Egyptian local exploration company. MENAPS 13-16Barik DHG Failure and investigationClick to edit Master title style Click to edit Master text styles Second level Third level Fourth levelThank YouQuestions? Fourth level Fifth level12/7/2013 14 14Thank YouMENAPS 13-16