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Lost Circulation and Well Control
Lost circulation is a situation when drilling fluid losses downhole because formation(s) is fractured. There are three levels of lost circulation which are seepage loss, partial loss and total loss....
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Oilfield Casing Data Sheet Free Download
Casing information is very important part of working in the oilfield. This information is used in several calculations as expected displacement volume, cement calculation, stuck pipe calculation,...
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Choke Line Friction – How Is It Affect Deepwater Well Control?
Choke line friction (CLF) is the frictional pressure which is generated while circulating mud through choke or kill line. For surface stack, the choke line friction is negligible because the choke line...
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Beautiful Oilfield Calendar 2015 Free Download
In next few days, we will pass 2014 and start a new journey in 2015. For this year, we would like to make a special oilfield calendar 2015 for everybody. There are a total of 12 months with different...
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What is the longest, deepest and largest hole ever drilled on earth?
This is very interesting information about the longest, deepest and largest hole ever drilled on earth. You will be amazed how people can overcome the limit of nature. Longest Hole In May 2008, GSF Rig...
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Why Was This Well Control Situation Happened?
You need to watch the VDO below. It demonstrated the situation before the blowout was occurred. These are some possible root causes which contributes to this situation. Improper hole fill Lack of...
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How To Measure Choke Line Friction (CLF) for Deepwater Well Control
Choke Line Friction is one of critical figures that personnel on the rig need to know and this numbers can be determined. The procedures for the choke line friction determination are as follows; 1....
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How To Compensate Choke Line Friction For Deep Water Well Control
Choke line friction pressure will increase bottom hole pressure while circulating to kill the well therefore it must be compensated in order to maintain the bottom hole pressure relatively constant....
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Platform Installation Video
This is amazing footage about platform installation. The 14-minute footage will show you the process of offshore platform installation and this will show give very clear picture of how people install...
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Choke Line Friction Pressure as Kill Weight Mud Approaches the Surface
Choke Line Friction pressure (CLF) has directly affect on the bottom hole pressure while performing well kill operation in a deepwater operation. You may be able to circulate the kick out of the well...
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Understand about Formation Pressure in Drilling
Formation pressure is important information for well planning and operation because it impacts on several things as well control, casing design, drilling fluid program, pore pressure prediction, etc....
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Review and Download Introduction to Wellbore Position Ebook
Have you ever wonder how the directional tool works, why we need GYRO tool, what magnetic interference is ,etc. It is very difficult to find the answer even though we have internet. Recently, my...
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Pore Pressure Evaluation While Drilling Is Important For Well Control
During a drill well on paper phase, wells might be planned based on available data from offset wells or nearby areas. This information may deviate from the actual drilling phase due to several reasons...
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Gas drilling site in Washington County Caught on Fire
This is a very bad oilfield incident happened recently, Drilling Site in Washington County Caught on Fire. According to the NEWS, the failure of the rig equipment results in the fire situation. The...
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Basic Understanding about Well Control with Pipe off Bottom
Well control with pipe off the bottom is one of the most serious well control situations because kick below a drillstring can create very complicated situations when compared to a normal well control....
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Pressure Drop through Surface Equipment
Pressure drop through surface equipment is one of the components in drilling hydraulics that must be considered. When we talk about surface equipment, we usually refer to those following equipment as a...
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Shallow Gas Hazard in Well Control – Sedco 700 Shallow Gas Incident
Shallow gas is one of the most dangerous incidents in well control because you don’t have the BOP set to be able to control the well. Additionally, shallow gas always happens at the shallow depth as...
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Offshore Deepwater Drilling and Completion in 5 Minutes
This is excellent oilfield footage about the overall process of offshore deepwater drilling and completion. It has about 5 minutes with good animation that will give you clearer picture of how the...
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Excellent Rig Component Illustration
This is one of the best rig component illustrations which show you many components of the rig with some useful descriptions. Credit: http://www.tradequip.com
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Kick Penetration For Stripping Operation
Height of influx will increase when the drillstring penetrates a kick; therefore, hydrostatic pressure decreases and casing pressure increases in order to compensate this situation. If the casing is...
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