cryo grinding equipment drag reducing
Cryo grinding equipment drag reducing agent 4.9 - 3466 Ratings The Gulin product line, consisting of more than 30 machines, sets the standard for our industry. We plan to help you meet your needs with our equipment, with our distribution and product support system, and … Read more
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Drag reduction in transportation of hydrocarbon …
Therefore, a precipitated polymer undergoes an additional cryogenic grinding (Johnston and Milligan, 2003) so that its dispersion satisfies requirements in …
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Drag reducers
Abstract. This chapter deals almost exclusively with the state of drag reduction in pipelines for liquid transportation. Drag reducing additives are important in …
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Non-cryogenic process for grinding polyolefin drag reducing agents
Further, the grinding process or mechanical work employed in size reduction tends to degrade the polymer, thereby reducing the drag r Method used the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and ...
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DRAG REDUCING AGENTS
The drag reducing agent comprises polyolefin particles having a particle size of about 10 to about 2,000 microns; and the dispersing fluid comprising water, an alcohol, a hydrocarbon, or a combination comprising at least one of the foregoing. ... Known grinding methods such as non-cryogenic grinding and cryogenic grinding can be …
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CA2511774C
A process for producing tine particulate polymer drag reducing agent (DRA) by without cryogenic temperatures, is described. The grinding or pulverizing of polymer, such as poly (alpha-olefin) may be achieved by the use of at least one solid organic grinding aid and at least one liquid grinding aid. In one non-limiting embodiment of the invention, the …
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Microencapsulation Drag Reducing Agents
No injection probes or other special equipment is expected to be required to introduce the drag reducing slurry into the liquid stream, nor is grinding (cryogenic otherwise) of …
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AU2003294274A1
grinding reducing agents drag reducing cryogenic process polyolefin drag Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Abandoned Application number AU2003294274A …
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Microencapsulation Drag Reducing Agents | Southwest …
High concentration drag reducing agents may be prepared by microencapsulating polymer drag reducing agent. The microencapsulation may be performed prior to, during, or after the polymerization of monomer into effective drag reducing polymer. If encapsulation is done before or during polymerization, a catalyst may be present, but little or no solvent is …
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Non-cryogenic process for grinding polyolefin drag reducing agents
Justia Patents Liquid-solid Drag Reduction Composition Or Process Of Preparing US Patent for Non-cryogenic process for grinding polyolefin drag reducing agents Patent (Patent # 6,946,500)
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WO2008140857A1
Fine particulate polymer drag reducing agent (DRA) in bi-modal or multi-modal particle size distributions may be produced simply and efficiently without cryogenic temperatures. ... WO2008140857A1 - Polyolefin drag reducing agents produced by non-cryogenic grinding - Google Patents Polyolefin drag reducing agents produced by non …
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cryo grinding equipment drag reducing
Crusher and Mill cryo grinding equipment – drag reducing agent; Print. cryo grinding equipment – drag reducing agent. Posted at:February 24 micronization product quality and process safety. Watch to learn about the fundamentals of cryogenic grinding glassy state (low temperature) to an elastic,
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Non-cryogenic process for grinding polyolefin drag reducing agents
FIELD OF THE INVENTION [0001] The invention relates to processes for producing polymeric drag reducing agents in a finely divided particulate form, and most particularly to processes for grinding polymeric drag reducing agents to produce fine particulates thereof that do not require grinding at cryogenic temperatures.
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US20040112995A1
Examples of a solid organic grinding aid include ethene/butene copolymer particles, paraffin waxes and solid alcohols. An example of a suitable liquid grinding aid includes a blend of glycol, water and isopropyl alcohol.
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Pipelines Flow Chemicals (L.L.C)
What Is The Drag Reducing Agent TurboFlow? Drag Reducer Agent TurboFlow is a special polymer that injected into a pipeline transporting fluids (crude, refined products, non-potable water) so reducing the …
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US20040132883A1
The polymer and the temporary container are then ground together, preferably at non-cryogenic temperatures, to produce a particulate polymer drag reducing agent. In one preferred, non-limiting embodiment, the grinding or pulverizing occurs in the presence of at least one solid organic grinding aid.
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cryo grinding equipment drag reducing agent
No injection probes or other special equipment is expected to be required to introduce the drag reducing slurry into the liquid stream, nor is grinding (cryogenic or otherwise) of the polymer necessary to form a suitable drag reducing agent Google Patents 2 Full TextA method of reducing drag in a hydrocarbon stream comprising: producing a ...
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EP2155405B1
drag reducing reducing agent processor size grinding Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active Application number EP20080731941 Other languages German (de) French …
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Non-cryogenic process for granulating polymer drag reducing agents
Non-cryogenic process for granulating polymer drag reducing agents . United States Patent 7271205 . Abstract: A method for producing a particulate polymer drag reducing agent, comprising granulating a bulk polymer DRA having an average size of greater than about 100 mm in the presence of a liquid wetting agent to form a granulated polymer …
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WO2013009553A2
Fine particulate polymer drag reducing agents (DRAs) in bi-modal or multi-modal particle size distributions may be produced simply and efficiently without cryogenic temperatures. ... suitable for reducing drag in hydrocarbons may be achieved by the use of at least one liquid grinding aid and at least two grinding processors in series. The ...
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Polyolefin Drag Reducing Agents Produced by Non-Cryogenic Grinding …
Patent application title: Polyolefin Drag Reducing Agents Produced by Non-Cryogenic Grinding Inventors: Thomas Mathew Nagesh S. Kommareddi Agents: MADAN, MOSSMAN & SRIRAM, P.C. Assignees: BAKER HUGHES INCORPORATED Origin: HOUSTON, TX US IPC8 Class: AC08J312FI USPC Class: 523175 Abstract: Fine …
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GRINDING POLYOLEFIN DRAG REDUCING
grinding process or mechanical work employed in size reduction tends to degrade the polymer, thereby reducing the drag reduction efficiency of the polymer. 0003. One common solution to preventing cold flow during the grinding proceSS is to coat the ground polymer particles with an anti-agglomerating agent. Cryogenic grind
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Cryo Grinding Equipment Drag Reducing Agent
Polyolefin Drag Reducing Agents Produced by Multiple Non . Dec 29 2011 · Polyolefin Drag Reducing Agents Produced by Multiple Non Cryogenic Grinding Stages to preventing cold flow during the grinding process is to coat the ground polymer particles with an anti agglomerating agent blocking agent Cryogenic grinding of the polymers to …
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POLYOLEFIN DRAG REDUCING AGENTS PRODUCED BY MULTIPLE NON-CRYOGENIC
POLYOLEFIN DRAG REDUCING AGENTS PRODUCED BY MULTIPLE NON-CRYOGENIC GRINDING STAGES. Document Type and Number: WIPO Patent Application WO/2013/009553 ... Kind Code: A2 . Abstract: Fine particulate polymer drag reducing agents (DRAs) in bi-modal or multi-modal particle size distributions may be produced …
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Cryogenic Grinding
Cryogenic grinding installations are used for gentle grinding of: Aromatic. Very oily. Greasy. or temperature-sensitive products. A cooling down of the material to below 0 oC …
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US20110319520A1
Fine particulate polymer drag reducing agents (DRAs) in bi-modal or multi-modal particle size distributions may be produced simply and efficiently without cryogenic temperatures. ... suitable for reducing drag in hydrocarbons may be achieved by the use of at least one liquid grinding aid and at least two grinding processors in series. The ...
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Process for homogenizing polyolefin drag reducing agents
Abstract. A process for producing polymer drag reducing agent (DRA) slurries without cryogenic temperatures or conventional grinding is described. The homogenizing or size reduction of polymer, such as poly (alpha-olefins), may be achieved by the use of granulated polymer and at least one liquid, non-solvent for the polymer DRA. In one non ...
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EP1583791A1
A process for producing tine particulate polymer drag reducing agent (DRA) by without cryogenic temperatures, is described. The grinding or pulverizing of polymer, such as poly (alpha-olefin) may be achieved by the use of at least one solid organic grinding aid and at least one liquid grinding aid. In one non-limiting embodiment of the invention, the …
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Drag reducing agent
A drag reducing agent (DRA), also called drag reducer or flow improver, is a long chain polymer chemical that is used in crude oil, refined products or non- potable water …
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Cryogenic Grinding
Cryogenic grinding is most effective when the product is sprayed with liquid nitrogen as it is being conveyed and introduced into the Attritor. An additional benefit of cryogenic milling in an internally agitated ball mill is the ability to fully immerse the product in liquid nitrogen during milling. The level of liquid nitrogen in the milling ...
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