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Matches 101 - 150 out of 561

Document Document Title
WO/1993/006934A1
An apparatus and associated method of separating mixed fragments of different plastic materials (2), in which the material (2) to be separated are capable of carrying different electrostatic charges. The charges are induced in the mixed ...  
WO/1993/003852A1
The invention calls for mixtures of plastics materials, in particular materials of similar density such as polyethylene and polypropylene, to be separated using electrostatic techniques, the mixture being subjected to a surface-treatment...  
WO/1993/003851A1
In the method disclosed, plastics materials, in particular materials of similar density such as poly(ethylene terephthalate) and poly(vinyl chloride), are separated using electrostatic techniques, the mixture being subjected to heat trea...  
WO/1993/003848A1
The invention calls for mixtures of plastics materials to be split up into their individual components by a method which combines separation according to density and electrostatic separation, a special surface-treatment operation being c...  
WO/1991/016757A1
An electrostatic actuator comprising a first member (1) having plural strip-like electrodes (4) which are insulated from each other and arranged in a predetermined direction and at predetermined spaces, a second member (10) whose surface...  
WO/1990/008597A1
A machine for sorting refuse comprises a rotatable drum (10) having several succeeding processing stations (5, 6, 7) located between an inlet (3) and an outlet (4) and each including one or more rotatable shafts (8) the circumferential s...  
WO/1989/009092A1
The specification describes specie-separating and concentration-enhancing methods and apparatus which operate on a substantially continual basis. The constituents of a mixture are separated according to their respective influencability b...  
WO/1988/008331A1
An electric drum separator for separation of a mixture of dielectric and electro-conductive bulk materials comprises a casing (1) in which the drum (3) serving as a receiving electrode is mounted rotatably around a vertical axis, a means...  
WO/1987/007532A1
Particle-charging, specie-separating and concentration-enhancing methods and apparatus which operate on a substantially continual basis. The particles of each specie in a mixture are charged by surface contact, separated in an electric f...  
WO/1987/000073A1
The device comprises a slowly rotating screening drum (1) which is provided with feeding devices for feeding waste water into the screening drum from one end (2) thereof and with devices for discharging solid substances out from the othe...  
WO/1985/004349A1
A method for the physical separation of aleurone cell particles and pericarp-testa particles from commercial wheat bran, which method comprises removing from a fraction of aleurone cell particles and pericarp-testa articles within the si...  
WO/1985/002355A1
Components of various substance qualities may be conveniently separated by an electrostatic field even if the components present in a stationary electrostatic field no difference of behaviour enabling their separation. An electrode mount...  
WO/1981/002260A1
Rotor type electrostatic separator (10) with a mechanical barrier (28) to remove a layer (22) of entrained air from the rotating collector surface (12) prior to depositing on the surface from a feed hopper (16) a particulate feed for par...  
WO/1981/000416A1
After pulverizing to minus 200 mesh, a mixture of coal and pyrite particles is passed through an A.C. silent corona discharge in the presence of a reactant gas. Simultaneously, the particles are de-agglomerated and an electrical or magne...  
JP2014014732A
To provide an electrostatic sorter capable of obtaining sufficient selection accuracy.An electrostatic sorter 1 includes: a grounded drum-shaped electrode 4 in which a selection object is supplied on a traveling surface 5; a corona elect...  
JP2014012257A
To provide an electrification method and an electrification apparatus which are capable of improving accuracy in separation by an electrostatic separation method.A friction electrification apparatus 1 comprises: an electrification contai...  
JP2013176743A
To provide an electrostatic sorting apparatus capable of securely sorting resin pieces.An electrostatic sorting apparatus 1 includes an electrifying container 3 which electrifies resin pieces, a vibration feeder 5 which conveys the elect...  
JP2013132584A
To solve the problem that a charge amount decreases owing to outflow of the charge of charged resin pieces to metal parts because the electric resistance of the metal itself is low, even with no clear grounding, when a metal is used in a...  
JP2013043154A
To enhance a possibility of sorting defective capsules and non-defective capsules by using force other than an ascending air current simply flowing from the lower side to the upper side.The capsule sorting device includes: a passage plat...  
JP2013000707A
To recover plastic with high purity by eliminating foreign materials such as rubber and hot melt from shredder dust.The shredder dust 101 containing a plastic piece 102 and the foreign materials 103 falls to a clearance part between an e...  
JP2012240030A
To provide a frictional charging device and an electrostatic sorting device which are simple in device composition and make variations in charging time smaller while securing necessary charging time.The frictional charging device 10 make...  
JP2012232272A
To provide and electrostatic separation device capable of generating a uniform electric field in a wide range.The electrostatic separation device includes: a plate electrode 22 extended in a direction obliquely inclined with an angle θ;...  
JP2012110855A
To provide a method and apparatus for sorting plastics, capable of sorting plastics every thickness regardless by suppressing influence due to their shapes.The method for sorting plastics includes the processes below. The dropping orbit ...  
JP2012078313A
To determine a precise particle size distribution by increasing calculation accuracy in calculating the particle size distribution on the basis of an electro-mobility distribution measured by a DMA.A DC power supply 21 applies an exponen...  
JP2012076012A
To separate a minute conductive material according to the magnitude of electric resistance and inductance.The method for separating the minute conductive material includes: a first separation process of synchronizingly adding an electric...  
JP2012061395A
To solve the following problem: a conventional triboelectric charging apparatus has many control parameters and it is difficult to uniformly perform charging by properly setting the parameters, although it is important to uniformly charg...  
JP2012058253A
To provide a flow cell measuring apparatus (1) for processing information accompanying particles or cells which performs entrainment in a sheath fluid stream and a method for the same which perform test, distinction, allocation, and sepa...  
JP2011245451A
To recover a plastic that is a sorting object with high purity and at high recovery rate even when impurities are mixed to a mixed plastic.A recovery box 141 includes a strong triboelectric series product recovery chamber 141D, which is ...  
JP2011240341A
To provide an electrostatic sorting apparatus for a crushed plastic material that is simple and low in cost with a high sorting accuracy.The electrostatic sorting apparatus is provided with a conveying path 6 for connecting a blower and ...  
JP2011177624A
To provide an electrostatic sorting device which can select components of a mixture with high purity and high efficiency.The electrostatic sorting device 1 includes: a first electrode 2a having a first surface 2as facing a drop area A1 f...  
JP2011177655A
To obtain a surface potential higher than that of a conductive material without necessitating preparing the driving part for electrifying electrodes.A charged electrode 4 includes an electrode body 21 formed of a metallic conductor and a...  
JP2011161311A
To recover plastic pieces at high purity and high recovery even though the mixing ratio of plastic pieces contained in sorted materials varies.The recovery box 141 of an electrostatic sorting apparatus is partitioned into three boxes, i....  
JP2011131154A
To increase accuracy in sorting by electrostatic charge amount with regard to a sorting device that performs sorting by the electrostatic charge amount.A conductive trough 120 is formed by a conductor. An electrode opposition section 122...  
JP2011125801A
To provide a wet classifier that further reduces the particle size (separation diameter) of 50% fractional separation efficiency when fine particles are classified, and to provide a wet classification method using the classifier.The wet ...  
JP2011115753A
To recover plastics at a high quality and at high yield even if the mixed ratio of materials to be sorted is changed.In a triboelectrification treatment section 110, materials 101 to be sorted containing a plurality of kinds of plastic p...  
JP2011110932A
To provide a sorting method by which plastics are recycled by sorting household refuse.The method includes the processes of: sorting household refuse; separating ferrous metal; a process of sorting types of plastics by PE, PP, PS and PET...  
JP2011073408A
To accurately sort waste plastic containing various kins of materials while classifying by materials.Sorting separating equipment is disclosed including: a crusher 11 that crushes waste plastic materials to form waste plastic pieces of a...  
JP2011068523A
To provide a method for refining a quartz glass raw material powder, by which insulating impurity particles are separated and removed from the quartz glass raw material powder in which the insulating impurity particles are mixed.The meth...  
JP2010284596A
To extremely efficiently classify minute particulate solid matter using a sieve.The sieve device includes: a chamber 12 filled with inert gas; the sieve 14 disposed in the chamber 12 and vibrated to easily pass the particulate solid matt...  
JP2010234814A
To provide a transportable plastic recovery system.The transportable plastic recovery system includes a separating and pulverizing device arranged so as to recover plastic from durable consumer goods. One aspect of the invention relates ...  
JP2010214231A
To provide a method of treating waste of gypsum boards capable of easily providing recycled gypsum which has sufficiently reduced contents of paper and cellulose fiber and is suitable as e.g. gypsum for cement.The method of treating wast...  
JP2010167331A
To provide a method and an apparatus for electrostatic selection capable of stably performing selection without deteriorating selection purity even if resin pieces are excessively injected into the selection section.The system includes a...  
JP2010119911A
To provide an electrostatic sorting method and an electrostatic sorting apparatus, for highly accurately sorting and recovering granular plastic used for recycling, for every material.The electrostatic sorting apparatus comprises: granul...  
JP2010104990A
To provide a technique for enhancing density separation performance by using slurried dense media having a controlled particle size distribution.This is a system for separating particulate mixtures and is a dehydrating screener having a ...  
JP2010099618A
To provide a sorting apparatus of plastic by selectively charging only plastic pieces to be sorted among plastic pieces for precisely attracting and recovering the plastic pieces.The sorting apparatus of plastic includes: a measuring mea...  
JP2010029800A
To provide an electrostatic separation device capable of improving separation precision.The electrostatic separation device comprises: a drum electrode 4 which is grounded, has a surface cylindrically formed and is rotated; and first and...  
JP2009233538A
To solve such problems, in an electrostatic sorting method, that: it is difficult to sort an insufficiently charged mixture and a recovery rate may be lowered; and even when charging is sufficiently performed, there is the possibility th...  
JP2009195769A
To sort constituent materials in a mixture with higher purity, in an electrostatic sorting apparatus which sorts and separates the mixture into constituent materials in an electrostatic field by utilizing difference in orientation of sta...  
JP2009195768A
To sort constituent materials in a mixture with higher purity, in an electrostatic sorting apparatus which sorts and separates the mixture into constituent materials in an electrostatic field by utilizing difference in orientation of sta...  
JP2009195841A
To provide a triboelectric charging apparatus that efficiently removes adhering dust from the inside wall of its charging container without interrupting charging, stabilizes the state of charges on the inside wall of the container, and s...  

Matches 101 - 150 out of 561