• US5407268A - Kneader for the treatment of fibrous pulp ...

    A substance kneader, specifically for cellulose fiber suspensions, with kneading elements arranged at the periphery of a rotor encased in a housing. Two drum type rotor parts and a rotor part disposed in between feature a feed worm conveyor for each rotor part. In the area between facing ends of the worm conveyors, and symmetric to this area, are the inlet openings of the housing.

  • Cited by: 17
  • GB1586940A - Apparatus for treating fibrous material for ...

    ( 54) APPARATUS FOR TREATING FIBROUS MATERIAL FOR SUBSEQUENT PROCESSING ( 71) We, COTTON INCORPORATED, a Company incorporated under the laws of the State of Tennessee, United States of America, of 1370 Avenue of the Americas, New York, New York 10019, United States of America, do hereby declare the invention for which we pray that a patent may ...

  • Apparatus for crushing or grinding of fibrous material, in ...

    Jul 07, 1992  Apparatus for crushing or grinding of fibrous material, in particular drum refiner . United States Patent 5127591 . Abstract: A drum refiner for grinding fibrous material, preferably chips, has an engine-driven drumshaped rotor which is placed on a horizontal shaft. The rotor has grinding surfaces extending parallel to the rotor axis and ...

  • High Production Industrial Hammer Mill Schutte Hammermill

    High production hammer mill. Reduces a variety of wood materials to desired size. The 44 inch rotor diameter of the 15 Series Wood Grinder provides the tip speed required for maximum throughput using an 1800 rpm motor.

  • US20120267459A1 - Method and apparatus for rubber grinding ...

    A method and system are presented for grinding and reclaiming of polymer material such as a rubber. The apparatus comprising a stator ( 4 ) and a rotor ( 2 ) in near face-to-face relationship with each other forming an operating zone for rubber grinding and reclaiming therebetween. The stator ( 4 ) has a substantially flat smooth face surface and the rotor ( 2 ) has a concave face surface with ...

  • Cited by: 11
  • US1705996A - Grinding apparatus - Google Patents

    The ribs 22 and 22 perform an extremely useful function in that they act as reinforcement for the sides of the grinding sections and serve to protect the somewhat friable edges of the abrasive material against undue wear or breakage during the operation of the apparatus, while at the same time the ribs of one disc cooperate with those of the ...

  • EP1209282A1 - Process for milling a fibrous material ...

    The process serves to even out the properties of suspended paper fibers with the help of wet grinding (6). According to the invention, the suspended paper pulp (1) is first fractionated in a wet sieve (5) and the amount of solids of the material that has entered the overflow (3) is determined. In the subsequent wet grinding (6) of the overflow (3), the specific grinding work is increased or ...

  • Method and apparatus for producing fiber pulp from fibrous ...

    Aug 11, 1981  BACKGROUND OF THE INVENTION. This invention relates to a method for producing pulp from fibrous ligno-cellulose containing material, in which the pulp material, such as wood chips, is disintegrated in a grinding apparatus which comprises at least two opposing grinding discs which rotate relatively to one another under axial pressure within a housing.

  • Patents in Class 241/28

    Pressure relief system for treating fibrous materials under pressure A process and apparatus is disclosed for treating fibrous material under pressure which includes at least two pressure relief devices. The pressure relief devices are arranged so that only one at...

  • Apparatus for regulated dispersion treatment of highly ...

    Mar 24, 1998  Apparatus for producing pulp from lignocellulose-containing material: 1979-09-04: Asplund: ... and serves the purpose of mechanically and thermally treating a fibrous substance so that undesirable substances are removed from the fibers, ground up into small particles and/or transformed below a visible level. Other than grinding equipment for ...

  • CPC Scheme - D21B FIBROUS RAW MATERIALS OR THEIR ...

    Fibrous raw materials or their mechanical treatment (pretreatment of the finely-divided materials before digesting D21C 1/00; methods of beating or refining pulp D21D 1/00; purification of the pulp suspension by mechanical means D21D 5/00) [2016-11]

  • The way the vortex grinding fibrous materials and a device ...

    There is a method of grinding cellulose materials by dispersion into individual fibers or fiber bundles (ed.St. USSR N 1215740, CL 02 With 19/06, 1986). Fibrous material serves under pressure through the nozzle in a jet on the working edge, oscillating with a high frequency, and under the influence of these fluctuations, the material is ground.

  • Selecting Grinding Equipment

    The selection of grinding equipment requires a consideration of the purpose in grinding, the characteristics of the material to be ground, equipment available for grinding, and the manner in which it can be applied best. How is Equipment Selection Made. It is obvious that coal to be used as a pulverized fuel will be pulverized dry.

  • Visual Encyclopedia of Chemical Engineering

    The crushed material then exits freely from the apparatus. ... Rolls are used to reduce crystalline or fibrous materials that fracture on compression, such as in the production of sponge metal, asbestos, bituminous coal and certain plastics. ... The main cooling source for cryogenic grinding is liquid nitrogen. The material is brought from a ...

  • Method and apparatus for treating fibrous plant material ...

    Method and apparatus for treating fibrous plant material, preferably straw, with aqueous alkali solution, preferably soda lye.The straw is supplied at the bottom of a container (1) filled with aqueous alkali solution which is characterized in that it has no uniform alkali concentration but an alkali gradient such that the alkali concentration is highest at the bottom of the container (1) and ...

  • Grinding Equipment - an overview ScienceDirect Topics

    Oct 15, 2018  The raw material or the mixing tank can be heated or cooled. Operational parameters for the grinding equipment while a dispersion is being made—Grinding equipment such as media mills has many parameters to set. These include media type and size (e.g., glass beads or ceramic beads, 2 mm or 4 mm), agitator speed, grind rate, pressures, cooling ...

  • Introduction, Usage, and Characteristics of Carbon Black ...

    BMF series airflow vortex micro-powder grinder machine is a kind of advanced equipment in the 1990s.It is developed referring to many advanced micro-powder technologies. Compared with other grinding equipment, the machine manufactured by Beston has the leading performance index, which is suitable for processing various materials.It is also suitable for heat-sensitive and fibrous materials.

  • Crushers, Pulverizers Mills - Gilson Co.

    Grinding Mills include Ball Mills, Mortar Grinders and various types of Cutting Mills and Beater Mills fall into this category. Different models can process a wide range of materials, including tough and fibrous materials like plastics, rubber and plant materials not easily

  • Device and treatment machine for the mechanical treatment ...

    Mar 17, 1998  Treatment tools for the mechanical treatment of high-consistency fibrous material, and preferably for dispersing waste paper. The treatment tools are provided with teeth and are moved past one another with tight spacing so that the fibrous material disposed between treatment tool may be subjected to high shearing forces.

  • Grinding Equipment for Aquatic Feeds The Fish Site

    Normal tip speeds for fine grinding and fibrous materials are obtained on 44" diameter hammermills operating at 1800 RPM and 22” diameter hammermills operating at 3,600 RPM (20,700 Ft/Min), or 28" hammermills operating at 3000 RPM and 54" hammermills operating at 1500 RPM (21,000 Ft/Min).

  • CPC Definition - A23N MACHINES OR APPARATUS FOR TREATING ...

    Apparatus for peeling fruit and removing seed-containing sections. A23N 7/08. Arrangements for guiding hand cutting tools in general. B26B 29/06. Cutters in general. B26D 1/00. Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting. B26D 7/00

  • industrial grinding machines for fibrous materials

    industrial grinding machines for fibrous materials. Laboratory mill Laboratory grinding machineAll . The Laboratory scale colloid mill is a machine that is used toin the laboratory The grinding is carried out byhard and fibrous materials. Bran Grinding Appliion Story Prater. Bran Grinding Appliion Story.

  • High Quality Universal Grinding Machine

    Depends on the fineness of grinding material properties of the material and the mesh size, and the throughput of the material and the air. 3, Bearing parts equipment with a special labyrinth seal, can effectively prevent dust from entering the bearing cavity, thus extending the service life of the bearing. Machine equipped with a silicone ...

  • APPARATUS FOR TREATING A FLEECE OF FIBROUS MATERIAL ...

    Apparatus for separating successive leading portions of tobacco rag from a fleece thereof on a horizontal imperforate conveyor wherein a separator device, which comprises two forks facing one another across the conveyor which are retractable together and are relatively separable in the direction of the conveyor to tear a leading portion away from the fleece, is arranged to operate above the ...

  • Device and treatment machine for the mechanical treatment ...

    Mar 17, 1998  Treatment tools for the mechanical treatment of high-consistency fibrous material, and preferably for dispersing waste paper. The treatment tools are provided with teeth and are moved past one another with tight spacing so that the fibrous material disposed between treatment tool may be subjected to high shearing forces.

  • Grinding Equipment for Aquatic Feeds The Fish Site

    Normal tip speeds for fine grinding and fibrous materials are obtained on 44" diameter hammermills operating at 1800 RPM and 22” diameter hammermills operating at 3,600 RPM (20,700 Ft/Min), or 28" hammermills operating at 3000 RPM and 54" hammermills operating at 1500 RPM (21,000 Ft/Min).

  • CPC Definition - A23N MACHINES OR APPARATUS FOR TREATING ...

    Apparatus for peeling fruit and removing seed-containing sections. A23N 7/08. Arrangements for guiding hand cutting tools in general. B26B 29/06. Cutters in general. B26D 1/00. Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting. B26D 7/00

  • industrial grinding machines for fibrous materials

    industrial grinding machines for fibrous materials. Laboratory mill Laboratory grinding machineAll . The Laboratory scale colloid mill is a machine that is used toin the laboratory The grinding is carried out byhard and fibrous materials. Bran Grinding Appliion Story Prater. Bran Grinding Appliion Story.

  • High Quality Universal Grinding Machine

    Depends on the fineness of grinding material properties of the material and the mesh size, and the throughput of the material and the air. 3, Bearing parts equipment with a special labyrinth seal, can effectively prevent dust from entering the bearing cavity, thus extending the service life of the bearing. Machine equipped with a silicone ...

  • APPARATUS FOR TREATING A FLEECE OF FIBROUS MATERIAL ...

    Apparatus for separating successive leading portions of tobacco rag from a fleece thereof on a horizontal imperforate conveyor wherein a separator device, which comprises two forks facing one another across the conveyor which are retractable together and are relatively separable in the direction of the conveyor to tear a leading portion away from the fleece, is arranged to operate above the ...

  • Crushing Grinding Additional

    Apparatus for crushing or grinding of fibrous material. 1992-7-7apparatus for crushing or grinding of fibrous material in particular drum refiner united states patent 5127591 abstract a drum refiner for grinding fibrous material preferably chips has an engine-driven

  • Double Shaft Grinder

    Capable of fragmenting various materials, the N. MacTM Parallel Shaft Grinder is the ideal equipment to suit different applications such as wastewater treatment, biogas plants, food and fruits scraps, large and solid particles, among others. Its constructive housing shapes in

  • Sustainable Materials Tribe – MSN

    The ball mill machine is mainly used for size reduction purposes of hard, brittle or fibrous materials. This equipment is coupled with a variety of grinding modes, usable volumes and available grinding tool materials. Mechanical Testing Machine . Mechanical Testing Machine is

  • Factory Manufacture Super Fine Powder Turbo Grinding Equipment

    JKTM turbine rotor mill is the development of the international advanced level of the new generation of ultra-fine grinding equipment, advanced principles, has a unique feature of the machine can not be adjusted gap, the material in the shredding area to stay for a short time, but fully crushed, Has been used in the low-temperature pulverization of PVA, calcium carbonate grinding and ...

  • Disc Mills from RETSCH - fast and powerful grinding

    RETSCH Vibratory Disc Mills are particularly suitable for rapid, loss-free grinding of hard, brittle and fibrous materials to analytical fineness. The mills are primarily used

  • hammer mill for fibrous material - Mine Equipments

    The hammer mill is a versatile piece of equipment that gives high reduction ratios and may handle a wide variety of materials from hard and abrasive to fibrous ... information on grinding fibrous materials in other mills - Pleasant Hill ... Milling Fibrous Materials ... During the mechanical treatment of fibrous material, powdered or a bigger ...

  • Hybrid Grinding Plumber Magazine

    Ashland Pump attempts to solve both problems with the AGP-HC200 Grinder Pump, which the company featured at the 2016 Water Wastewater Equipment, Treatment Transport Show. The AGP-HC200 includes “double-edged sword” grinding technology, according to Jason Davis, Ashland Pumps director of

  • Thaisia Engineering Co Ltd

    • Polymer systems for coating and heat-treatment of Super Absorbent Polym • Size reduction equipment for grinding and post-granulation of various materials • Chemical process equipment for the drying, mixing, and reacting of multiple chemical ingredients • Dispersion dryers for the drying and cooling of high-value food byproducts

  • Sustainable Materials Tribe – MSN

    The ball mill machine is mainly used for size reduction purposes of hard, brittle or fibrous materials. This equipment is coupled with a variety of grinding modes, usable volumes and available grinding tool materials. Mechanical Testing Machine . Mechanical Testing Machine is

  • Disc Mills from RETSCH - fast and powerful grinding

    RETSCH Vibratory Disc Mills are particularly suitable for rapid, loss-free grinding of hard, brittle and fibrous materials to analytical fineness. The mills are primarily used

  • Thaisia Engineering Co Ltd

    • Polymer systems for coating and heat-treatment of Super Absorbent Polym • Size reduction equipment for grinding and post-granulation of various materials • Chemical process equipment for the drying, mixing, and reacting of multiple chemical ingredients • Dispersion dryers for the drying and cooling of high-value food byproducts

  • Hybrid Grinding Plumber Magazine

    Ashland Pump attempts to solve both problems with the AGP-HC200 Grinder Pump, which the company featured at the 2016 Water Wastewater Equipment, Treatment Transport Show. The AGP-HC200 includes “double-edged sword” grinding technology, according to Jason Davis, Ashland Pumps director of

  • Grinding (abrasive cutting) - Wikipedia

    The tolerances that are normally achieved with grinding are ±2 × 10 −4 inches (5.1 μm) for grinding a flat material and ±3 × 10 −4 inches (7.6 μm) for a parallel surface. [4] The surface grinder is composed of an abrasive wheel, a workholding device known as a chuck , either electromagnetic or vacuum, and a reciprocating table.

  • hammer mill for fibrous material - Mine Equipments

    The hammer mill is a versatile piece of equipment that gives high reduction ratios and may handle a wide variety of materials from hard and abrasive to fibrous ... information on grinding fibrous materials in other mills - Pleasant Hill ... Milling Fibrous Materials ... During the mechanical treatment of fibrous material, powdered or a bigger ...

  • JSC «Spurt» / Equipment for crushing, grinding and ...

    For grinding flexible and fibrous materials of low hardness (electronics, cable, plastics, etc. wastes). Capacity from 1 up to 20 t/hour at reduction ratio up to 20. RU 85363 – Hammer crusher

  • Grinding Fiberos Materials Of Plant Origin

    Grinding Fiberos Materials Of Plant Origin. 3, Due to enhanced shear, and therefore for the fibrous material and the grinding capacity equipment than the average high. 4, screen installation convenient, reliable positioning, are used plug-in. 5, Built-in motor, lower the machine's center of gravity, effectively reducing device noise.

  • Review and analysis of performance and productivity of ...

    During the mechanical treatment of fibrous material, powdered or a bigger size of fibrous materials are produced in bulk form. For example, sawdust or shavings are produced as byproduct in sawmill industries. These bulk forms are further utilized as raw materials for

  • Material Engineering, ME 254 Lab Manual

    mounting, grinding/polishing, and etching. 1) Sectioning: Sectioning is the removal of a small representative volume of material from the parent piece. The microstructure of the material must not be altered in the process. Cold work and heat are the two most likely conditions that can quickly bring about structure changes. Quite obviously

  • Hammer Mills - Grinding Particle Size Reduction - Buyer ...

    968-56 Hammermills exhibit low power consumption, impoved grinding efficiency and meet the most rigorous safety standards. They are used in the manufacturing of high-grade feed for livestock and poultry feed, aquafeed and used in grain distillations, the production of

  • (PDF) METHODS OF SIZE REDUCTION AND FACTORS AFFECTING

    At these settings, predicted values of grinding capacity, grinding recovery, and APD are 142.3 kg h-1, 100% and 0.494 mm, respectively. End-user requirements for fine grinding and good machine ...

  • Economics of Grinding for Pelleted Feeds - Engormix

    Sep 23, 2016  Normal tip speeds for fine grinding and fibrous materials are obtained on 42” and 44” mills operating at 1800 RPM (19,500 and 20,000 fpm) or 28” mills operating at 3000 RPM and 54” mills operating at 1500 RPM (21,000 fpm). Recent developments in hammermill grinding have included the use of 54” diameter mills operating at 1800 RPM.

  • (PDF) Design and Development of a Crop Residue Crushing ...

    Physical treatment of residues prior to che mical treatment improves materials ... shredding/grinding, in which the material fragment are ... size reduction equipment for fibrous materials.