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Contact biotransformation for petroleum polluted refuse/waste water by ambary nucleolus powder

A technology for oil pollution and kenaf powder, which is applied in the fields of grease/oily substance/float removal device, sustainable biological treatment, adsorbed water/sewage treatment, etc., which can solve the problems of impossibility and difficulty in recycling.

Inactive Publication Date: 2008-02-13
ENERGY ADN ENVIRONMENT
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0008] Another drawback is also disclosed in the prior art, as previously described natural fiber adsorbents, most of them are only capable of adsorbing oil or other chemicals up to 5-10 times their mass
Additionally, most of these natural fiber compositions have a tendency to sink when they absorb oil, water, or other chemicals to saturation, making it extremely difficult and almost impossible to recover these materials and adsorb chemicals from bodies of water. possible

Method used

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  • Contact biotransformation for petroleum polluted refuse/waste water by ambary nucleolus powder

Examples

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Embodiment Construction

[0015] Figure 1 is a flow chart of the process for injecting kenaf powder 12 into a flowing waste / wastewater stream 11 at an injection rate of 100-5000 mg / L using an in-line injection system. The flow rate of the untreated waste / wastewater stream is typically 5-500 gallons per minute. The kenaf meal combined with the waste / wastewater stream immediately "captures" a portion of the organic load due to its high absorbency. The waste / wastewater stream is mixed with kenaf and then passed into a bioreactor where microorganisms and other components break down the organic matter. The treated liquid is sent to clarifier 14 where solids are separated from the liquid. The solids 16 are pumped to a bio-solids dehydration station, while a portion of the solids 19 (10%-50%) can be returned to the bioreactor 13 for further processing. The solids are dewatered in the bio-solids dehydration station 17, water 18 is then returned to the bioreactor, and the dehydrated solids 20 are processed 21...

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Abstract

The present invention relates to a contact biotransformation (CB) method using the kenaf core powder to accelerate the environment improvement. The method adopts the measure in the biology to treat the petroleum pollution in the wastewater and rubbish as well as producing a high-energy solid fuel. The new method only needs much lower capital and produce cost to treat the dangerous rubbish and then to transform the dangerous rubbish into the non-dangerous rubbish. Besides, the method can also produce a kind of valued solid fuel to replace the rubbish. Generally, the wastewater and the rubbish with petroleum pollution should be made with hydrocarbon separation in different types, and then is heated and used in the storage tank with chemical treatment to be separated and recycled. The purpose of the method is to recycle the ''helpful'' hydrocarbon as much as possible and to make the hydrocarbon recycle and turn back to the produce process. The material not capable of recycling such as oily emulsion, water and solid must be treated more and then be discarded finally.

Description

technical field [0001] The present invention relates to a kind of method of processing the petroleum polluted waste / wastewater that produces by petroleum refining and / or petrochemical industry, relate in particular to a kind of contact biotransformation (CB) method that utilizes kenaf nuclei powder to promote environmental improvement, this method utilizes Biological means of treating oil pollution in the above wastes simultaneously produces a high energy solid fuel that can be used in industrial cement plants and / or power plants. Background technique [0002] Certain hazardous wastes and wastewaters produced by the petroleum industry (KO48, KO49, KO51, FO37 and FO38) are emulsified mixtures of solids, water and oil which are extremely difficult to handle, transport and dispose of. This waste, in its raw state, cannot be used directly as fuel without a considerable degree of dehydration, and due to its high solids content, cannot be transported in convenient liquid tanks. T...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C02F1/40C02F1/28C02F3/02C09K3/32
CPCY02W10/10
Inventor 艾瑞克·B.·蒂迈尔
Owner ENERGY ADN ENVIRONMENT
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