B Flashcards
What is the terminology of the sedimentary facies which is on border of continental crust and oceanic crust?
continental margin
Mention 3 types of sedimentary facies on continental environments!
Deserts, Alluvial fans, River plains, Lakes, and Glacial Environments
What does Natural Flow Well mean ?
when the reservoir pressure is still able to flow the oil to P wellhead and then to P separator
What is the best drive mechanism to gas reservoir?
Depletion Gas Drive
Mention three (3) types of cementing?
Primary cementing, secondary cementing, (squeeze cementing & re-cementing), plug-back cementing.
What is the name of sedimentary rocks composed solely or primarily of volcanic materials, which has been transported and reworked through mechanical action, such as by wind or water?
Pyroclastic
The amount of barrel mud with the viscosity fifteen centipoises which can be made by one ton of dry bentonite is called
Yield
Mention 3 methods to obtain reservoir pressure!
DST, MDT/RFT, well test
One of the resistivity logs use when combined with density-neutron log is to determine
Water Saturation (Sw)
When the 25% of Total Reserve is already produced and the pressure decreases about 10%, so what method will be used to estimate the Gas Reserve?
Material Balance Method
What is the terminology of a mixture of organic chemical compounds that make up a portion of the organic matter in sedimentary rocks?
Kerogen
Presence of clay in porous zones will lead to ___ resistivity values, ____neutron porosity, sonic and density will ___,
decrease, increase, increase
Mention 3 components of underground withdrawal in material balance equation!
Oil expansion, solution gas expansion, gas cap expansion, HCPV decrease, water influx
IFT of surfactant always depend on the concentration , the point when IFT increase or steady is mentioned?
CMC (Critical micelle Concentration)
- Separate the injection gas with production zone is the function of
Production Packer
How much of average threshold temperature of top of oil window which is related on oil forming from kerogen in source rocks, in degrees of Celsius?
65 oC
What is the definition of tension load?
Load that caused by the weight of casing.
Mention 3 methods to test gas deliverablity!
Back pressure test, isochronal test, and modified isochronal test.
Mention 2 assumptions used in Darcy’s equation!
Incompressible fluids, steady state, Newtonian fluids
What does cominggle production mean?
Fluid production from several layers in one string
When does the maximum load of rig happen?
when bringing out the tools while pipe sticking’s happened
Mention three types of permeability!
Absolute permeability, relative permeability, effective permeability
The point when solid, liquid, and gas phase are coexist is called?
Triple point
What parameter to measure how easily fluid flow from the matrix to the fracture is called?
interporosity flow coefficient
What is the abbreviation for ISTOIP?
Initial Stock Tank Oil In Place
