method of drying pasty materials and or apparatus for drying

Method and apparatus for the microwave drying of plastic ,

Apr 26, 1989· APPARATUS FOR A METHOD OF MICROWAVE DRYING OF PLASTIC MATERIAL Background of the Invention Field of the Invention The herein disclosed invention relates to the removal of undesirable moisture from pelletized or powdered plastic material for subsequent molding, and, more particularly, to a method of an apparatus for microwave drying of such material...

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A Guide To Freeze Drying for the Laboratory

prefreezing, primary drying, and secondary drying Prefreezing: Since freeze drying is a change in state from the solid phase to the gaseous phase, material to be freeze dried must first be adequately prefrozen The method of prefreezing and the final temperature of the frozen product can affect the ability to successfully freeze dry the material...

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Moisture Content Determination - Mettler Toledo

Moisture content determination via loss on drying Commonly used moisture analysis technologies are the moisture analyzer and the drying oven in combination with a balance Learn how the two technologies and how our solutions help you to achieve accurate moisture results regardless of the analysis method you use »...

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Drying of organic solvents: quantitative evaluation of the ,

Various commonly used organic solvents were dried with several different drying agents A glovebox-bound coulometric Karl Fischer apparatus with a two-compartment measuring cell was used to determine the efficiency of the drying process Recommendations are made relating to optimum drying agents/conditions that can be used to rapidly and reliably generate solvents with low residual water ....

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Sand, Aggregate & Bulk Material Drying Equipment - Tarmac ,

Tarmac International designs and builds Sand, Aggregate and Bulk Material Drying Systems based on our rotary convection dryers Dryer flights can be adjusted to maximize efficiency to accommodate your specific project Consulting services, individual components, drying plants, used equipment, and turn-key installations are available...

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APPARATUS FOR THE CONTINUOUS DRYING AND ,

undertaken A drying procedure was sought which would remove only water, involve a minimum of time, and give complete desic- cation Since the next step in the analysis of the dried material usually involves an extraction, an apparatus was sought which would perform both tasks; namely, drying and extraction...

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DE10347291B3 - Method and device for drying a particular ,

It is a process for drying a particular liquid or pasty dry material, after which the dry material is introduced into a drying container, which is acted upon by a hot gas and / or flows through a hot gas The method is characterized in that in the drying vessel from a plurality of filler material existing filling material is introduced, wherein the filler bodies are kept in motion during the ....

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Guide to Freeze Drying - Cole-Parmer

guide to the freeze drying process The information presented is generic in nature and is the result of research and experience by Labconco personnel and users of freeze drying equipment It is our intention to provide a non-biased review of preparation techniques and freeze drying methods The purpose of this booklet is...

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(PDF) 41 Drying of Polymers - ResearchGate

41 Drying of Polymers Article PDF Available November 2006; , serve to agitate the material for uniform drying , pasty material, as discharged from a centrifuge or ....

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Freeze Drying / Lyophilization Information: Basic Principles

Freeze drying is the removal of ice or other frozen solvents from a material through the process of sublimation and the removal of bound water molecules through the process of desorption Lyophilization and freeze drying are terms that are used interchangeably depending on the industry and location where the drying is taking place...

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Solids Drying: Basics and Applications - Chemical ,

Apr 01, 2014· Adjustment and control of moisture levels in solid materials through drying is a critical process in the manufacture of many types of chemical products As a unit operation, drying solid materials is one of the most common and important in the chemical process industries (CPI), since it is used in practically every plant and facility that ....

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Drying - Wikipedia

Drying is a mass transfer process consisting of the removal of water or another solvent by evaporation from a solid, semi-solid or liquThis process is often used as a final production step before selling or packaging products To be considered "dried", the final product must be solid, in the form of a continuous sheet (eg, paper), long pieces (eg, wood), particles (eg, cereal grains ....

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An Introduction to the Drying Food Preservation Method ,

The drying food preservation method is easy to do, very safe, and can be used for most types of foods (meats, fruits, and vegetables) There are several methods for drying foods Two of the easiest and most common that can be used in any climate are oven drying and drying with an electric dehydrator appliance; these methods are described below...

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Agricultural engineering in development - Drying

For drying grain, essentially two methods are used: natural drying, artificial drying Both of them have advantages and disadvantages, and no ideal method exists that permits all needs to be met Natural drying The natural drying method, which uses the techniques illustrated in the chapter on predrying, consists essentially of exposing the ....

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Agricultural engineering in development - Drying

For drying grain, essentially two methods are used: natural drying, artificial drying Both of them have advantages and disadvantages, and no ideal method exists that permits all needs to be met Natural drying The natural drying method, which uses the techniques illustrated in the chapter on predrying, consists essentially of exposing the ....

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What is Freeze Drying? How Does it Work? Millrock ,

Freeze drying is a water removal process typically used to preserve perishable materials, to extend shelf life or make the material more convenient for transport Freeze drying works by freezing the material, then reducing the pressure and adding heat to allow the frozen water in the material ,...

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A METHOD AND APPARATUS FOR MECHANICAL DRYING OF ,

The object of the invention is a method and equipment for the drying of organic fibre-based loose materials, such as stalked materials, peat, wood chips and corresponding materials with a mechanically forced drying air flow in open air, in which method the loose material to be dried is heaped in the form of a rick onto a drying frame (1) on the surface of the ground...

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Different Sieving Methods for Varying Applications

Aug 11, 2017· Calculation of sieve load: The oversize on a sieve with a 1 mm mesh size, for instance, should not be more than 20 cm 3 per square decimeter For a sieve of 200 mm, that equals 63 cm 3 oversize and for a sieve of 400 mm it is 252 cm 3However, the maximum batch should not be more than twice the amount of the oversize value, that is, a 200 mm sieve with a mesh size of 1 mm should not ,...

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TEST METHOD FOR THE GRAIN-SIZE ANALYSIS OF ,

Note 1 If the sample is a recycled material, or if it contains any bituminous material (asphalt, etc), drying may only be accomplished by use of air drying or in an oven not exceeding 140° F (60° C) Note 2 During any drying operation, care shall be exercised so as not to alter particle size or...

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A Guide To Freeze Drying for the Laboratory

prefreezing, primary drying, and secondary drying Prefreezing: Since freeze drying is a change in state from the solid phase to the gaseous phase, material to be freeze dried must first be adequately prefrozen The method of prefreezing and the final temperature of the frozen product can affect the ability to successfully freeze dry the material...

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CIR495/EP004: Drying and Preserving Plant Materials for ,

Drying is complete when flowers are crisp and dry to the touch, but not brittle The thickest parts are slowest to dry If only the petals are completely dry, you may remove the flowers and complete the drying process using the air drying method To remove dried materials, gently brush the drying agent away with a soft paint brush...

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Method and apparatus for drying of material especially ,

May 26, 1992· A method and an apparatus for drying of material, especially of plastic granules, wherein the material disposed in a container is dried by drying air which is adjusted to a drying temperature specific to the material to be dried The setting of the drying temperature depends on the through put rate of the material...

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Drying in food industry - Efficiency Finder

Types of drying equipment: (BAT in the Food, Drink and Milk Industries, June 2005 and Operations in Food Processing - the Web Edition, R L EARLE, 1983) Spray dryers: In spray drying, the material to be dried is suspended in air, ie the liquid is converted into a ,...

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How to Preserve Food by Drying - PartSelect

Vine drying is yet another simple and effective way of drying food outdoors This method is especially useful for beans and lentils All one needs to do in order to dry beans such as kidney, soy, lima, navy and lentils, is to leave the bean pods on the vine till the beans inside rattle...

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Solids Drying: Basics and Applications - Chemical ,

Apr 01, 2014· Adjustment and control of moisture levels in solid materials through drying is a critical process in the manufacture of many types of chemical products As a unit operation, drying solid materials is one of the most common and important in the chemical process industries (CPI), since it is used in practically every plant and facility that ....

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Method and apparatus for de-watering biomass materials in ,

@article{osti_866084, title = {Method and apparatus for de-watering biomass materials in a compression drying process}, author = {Haygreen, John G}, abstractNote = {A method and apparatus for more effectively squeezing moisture from wood chips and/or other "green" biomass materials A press comprising a generally closed chamber having a laterally movable base at the lower end ,...

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Comparison of Drying Techniques | National Archives

Aug 15, 2016· Cryogenic Drying This method minimizes distortion to leather, vellum, and parchment by slowly drying materials with modified freeze-drying technology Drying time is longer and more expensive than vacuum freeze-drying No access to records during drying This process must be done at the vendor's facility...

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Vacuum Drying - an overview | ScienceDirect Topics

Vacuum-drying is proposed to alleviate some disadvantages of hot-air-drying The main purpose of vacuum-drying is to allow the removal of moisture under vacuum and hence at a lower temperature condition and oxygen content (Reis, 2014)Vacuum-drying is therefore suitable for heat- and oxygen-sensitive materials...

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Method and apparatus for de-watering biomass materials in ,

@article{osti_866084, title = {Method and apparatus for de-watering biomass materials in a compression drying process}, author = {Haygreen, John G}, abstractNote = {A method and apparatus for more effectively squeezing moisture from wood chips and/or other "green" biomass materials A press comprising a generally closed chamber having a laterally movable base at the lower end ,...

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Method and apparatus for processing pasty material in ,

For the continuous drying of wet-processed, pasty material, the latter is conveyed by means of an extruder (1) into a vacuum zone, which may be formed for example by a vacuum belt dryer (10) The heating of the material caused by the extrusion leads to a rapid expansion and drying in the vacuum...

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