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Q: Describe two secondary recovery processes Why are such processes important?
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Continue Learning about Natural Sciences

What are the steps of natural oil extraction?

There are many steps to natural oil extraction. The first is location of a oil field using seismic surveys. Once the source is found drilling takes place. Primary recovery refers to when oil is struck and there is enough pressure that the oil just flows out. Over time, this pressure is reduced, and secondary recovery, i.e. active recovery of the oil takes place.


What is the difference between Recovery Coke Oven and Non-Recovery Coke Oven?

recovery type of coke-oven is having recovery of various products such as tar, benzene, sulpher etc as a by product of coke. where as no such by produst is been produced in non recovery coke-oven. recovery batteries been operated under positive pressure where as non recovery batteries work under negative pressure.


What are some companies that provide cell phone data recovery?

In the age of smart phones, many people use their phones to store a variety of important information and data from client phone numbers to family photos. Some companies that can provide cellphone data recovery are Kesseler International and WeRecoverData.


How do you get crude oil to surface?

Crude oil is currently removed as "primary recovery", "secondary recovery", and tertiary recovery" In Primary Recovery, all that is required is to sink a well into the reservoir and the pressure of the material above it will force the oil up the well pipe. This is the type of recovery associated with the "gusher well". Even if a well isn't a gusher, it can still be pumped up from the reservoir until the pressure drops too low. In Secondary Recovery, the pressure in the well is increased by injecting something into the well such as steam, liquid water, natural gas, air or carbon dioxide. The injection occurs at the edge and/or bottom of the reservoir so as to cause the pressure to force the oil ahead of it towards the recovery well bore. Depending on what is injected, the injected material can also lower the viscosity of the oil and aid it in migrating towards the recovery well bore (which would actually be more a tertiary recovery method), but if the main purpose of injection is to boost the pressure, it is still considered secondary recovery. In Tertiary Recovery, materials are injected into the well mainly to alter the physical properties of the oil, especially the surface tension, in order to get the oil to not stick as much to the matrix of the reservoir and to move more easily through it towards the recovery well. When steam is injected, the heat lowers the viscosity of the oil to make it flow more easily. Surfactant solutions can also be injected to lower the surface tension of the oil. and un-stick it from the reservoir matrix. Carbon dioxide flooding both thins out the oil (lower viscosity) and lowers the surface tension. A newer method is bio-flooding where specially designed microbes are injected with the water. The microbes attack the heavier molecules in the oil and break them down into smaller molecules, which makes the oil less viscous, and incidentally of greater value - gasoline, which is mostly lower weight hydrocarbons, sells for more than tar and asphalt, which are higher weight hydrocarbons.


Do ecosystems recover from disturbance through ecological succession?

because it needs time to heal

Related questions

How much additional oil can be recovered by secondary recovery processes?

37%


Briefly describe how the Prestons treat Shiloh during his recovery?

Describe how the Preston's treat Shiloh after his recovery


How to solve iPhone stuck in recovery mode issue?

You can use the TunesKit iOS System Recovery to get out of recovery mode without using iTunes. All the processes will not remove any data on your phone.


What does the term raid server recovery mean?

The term "RAID server recovery" means just that: recovery of the RAID server. A RAID server is a computer that runs RAID software to act as a secondary storage.


What are thre reasons why waste reduction and resource recovery are important?

what are the three reasons why waste reduction and resource recovery are important


A term to describe the efficiency of the metabolism and the recovery cycle?

Metabolic rate.


Data Recovery Software Can Save You Time?

Most computer systems fail at one time or other, so having reliable data recovery software is a must if you have important private or work files stored on a hard drive. These are easy to use programs that will take you through step-by-step instructions on how to recover important information that is stored on your hard drive or secondary drive, even if those drives have failed. Recovery software is a must for PC owners.


What is meant by recovery?

Judgement recovery is used by businesses to describe the process of going after the other party in law suit and obtaining the money ruled by the courts.


Is the memory card recovery disc hard to find?

No it's not that hard to find the memory card recovery disc. A lot of websites online and forums provide step-by-step processes in which one can easily access the memory card recovery disc.


How important was roosevelt in bringing about economic recovery in the US by 1941?

he was the economic recovery it wouldn't have happened without him


What has the author J C Slattery written?

J. C Slattery has written: 'Interfacial effects in the recovery of residual oil by displacement' -- subject(s): Substitution reactions, Secondary recovery of oil


What is meant by judgment recovery?

Judgement recovery is used by businesses to describe the process of going after the other party in law suit and obtaining the money ruled by the courts.