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6993857 |
Milling and drying apparatus incorporating a cyclone
A cyclone which includes an upper cylindrical portion opening into the wider end of a lower frustro-conical portion, with a primary air inlet such that the inlet air is substantially tangential to...
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6820350 |
Method of drying lignocellulose material
Methods for drying fibrous lignocellulosic material are provided in connection with the manufacture of fiberboard. The fibrous material is transported with a first drying gas through a first drying...
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6574885 |
Cyclone heat exchanger
The cyclone heat exchanger according to the invention comprises a set of cyclones for preheating powdered raw material. The set of cyclones is divided into a high temperature part ( 1 ) and a low...
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6467438 |
Circulating bed reactor
A circulating fluidized bed reactor is provided, based on a multi-inlet cyclone, comprising an elongated riser channel ( 5; 25 ), which has a lower portion ( 4; 24 ) and an upper portion, whereby...
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5907910 |
Method for cyclone conversion for a fluidized bed
A method has been found to improve the efficiency of a cyclone system for a fluidized bed. The typical plurality of cyclones arranged in series in communication with the fluidized bed is replaced...
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5879618 |
Apparatus for treating fine ore
An apparatus for treating fine ore in which fine ore is dried by aid of a hot drying gas flowing around the ore particles. After having flown around the ore particles, the drying gas is purified...
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5536371 |
Papermaking sludge recovery process and apparatus
A process and an apparatus for recovering clay and fiber from papermaking sludge. The sludge is dried, milled, and separated into distinct clay and fiber components. The fiber component of the...
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5513445 |
Method of operating a drier for powdered, granulated and pourable materials and a drier operating in accordance with the method
A process and device for operating a drier for at least one of powdered, granulated and pourable materials. During operation of the drier, a drying air current is introduced into a drier and rises...
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5248387 |
Process for producing concentrated aqueous slurries and spray dried particulate products
An improved process and apparatus for producing concentrated kaolin slurries and spray dried kaolin particulates through the use of an arrangement where an evaporation system for producing...
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5034196 |
Particle fractionator employing multiple fluidized bed modules
A fluid bed processing apparatus in which a series of individual fluid bed modules are arranged horizontally alongside each other in a linear or circular configuration with the bed material...
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4992043 |
Pulse combustion energy system
A pulse combustion energy system including a pulse combustor coupled to a processing tube for flowing material to be processed therethrough, the processing tube being coupled to a pair of cyclone...
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4790748 |
Grain drying method and apparatus utilizing fluidized bed
A grain drying system includes a fluidized bed for burning grain dust. The hot gases produced by the combustion of the grain dust are directed to a cyclone for cleaning and then to a known grain...
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4756093 |
Apparatus for heat exchange between gas and fine-grained material
The invention relates to apparatus for heat exchange between gas and fine-grained material containing a plurality of cyclone-like separators which are arranged one above the other and have bent...
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4521978 |
Heat exchanger for thermally treating a pulverulent material
To cut building and operating costs, a heat exchange apparatus for thermally treating a pulverulent material by a countercurrent flow of gas comprises a series of superposed successive separators,...
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4378234 |
Particulate material collecting apparatus
A particulate material collecting apparatus including a cylindrical member defining therein a spiral flow chamber for forming a spiral flow of gas therein, an inlet duct and an outlet duct...
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4191526 |
Suspension gas preheater
A suspension gas preheater (hereinafter referred to in short as a suspension preheater) for fine material comprising several heat exchanger stages arranged one above the other through which...
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4014641 |
Apparatus for calcining powdered cement material
Improvements in the apparatus for calcining powdered cement material and removing nitrogen oxides from the entire exhaust gases from the burning equipment. The apparatus comprises making the most...
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3998596 |
Apparatus for treating by-product gypsum to be used as an inhibitor for setting of cement
Apparatus comprising means for dispersing comminuted limestone in a stream of hot gas and calcining it to form quicklime; a calcining chamber into which comminuted gypsum and the stream of hot gas...
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3986818 |
Device for the thermal treatment of fine granular material with burning means with a heat exchanger system
A method and apparatus for thermally treating fine granular material such as for the calcining of cement including a furnace for completing the thermal treatment of the material having a burner...
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3954390 |
Method for producing aggregate used in hardening compositions, predominantly concretes, a fluidized-bed kiln for calcining mineral stock by means of same method, and an aggregate produced by same method
The stock is calcined when gaseous fuel and air are introduced into a bed of material at the bottom in separate jets uniformly distributed over the cross section of bed. In a fluidized-bed kiln the...
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3925091 |
Method and an apparatus for burning the material for the manufacture of cement
A method and an apparatus for burning the material for the manufacture of cement, which comprises: setting up a calcining zone by forming a constriction in the charging-end duct of the kiln,...
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3914098 |
Suspension-type preheating system for powdery raw materials
A suspension-type preheating device for powdery raw materials of which device comprises a preheating-with-exhaust-gas system where as a medium for preheating the raw materials is used only hot...
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3904353 |
Method and apparatus for the heat treatment of a material in powder form
The disclosure concerns methods and apparatus for heat treating powdered material wherein the material undergoes an endothermic reaction and is calcined. The material is sintered in the combustion...
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3790334 |
MANUFACTURE OF LIGHTWEIGHT AGGREGATE
A method of and apparatus for making sealed surface fine lightweight aggregate particles in a fluid bed reactor which includes a method and apparatus for preheating the raw feed material. The...
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3656722 |
APPARATUS FOR PREHEATING FINE GRANULAR MATERIAL
A plurality of eddy chambers of the cyclone separator type are arranged in superimposed levels through which the material passes downward in series and through which the hot gases travel upward in...
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3618916 |
APPARATUS FOR PREHEATING SEPARATORS FOR PULVERIZED MATERIAL
Apparatus for preheating pulverized material in the manufacture of cement includes a plurality of cyclone separators at least two of which are vertically spaced from each other. Air is passed...
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3612499 |
APPARATUS FOR HEAT TREATMENT OF FINE MATERIAL
The apparatus comprises a rotary kiln, an intermediate chamber which is connected to the discharge end of the kiln and is arranged to receive fired material therefrom, and which extends a...
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3537188 |
DRYER
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3419968 |
Apparatus for drying and pre-heating of pulverulent material, particularly raw cement material
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3410542 |
Plant for calcining binding and refractory materials
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3364589 |
Apparatus for providing direct heatexchange between a pulverulent material and a gas
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3360870 |
Apparatus for pulverizing and drying solids
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3319349 |
Heat exchange apparatus for carrying out chemical and physical reactions
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3298110 |
Apparatus for the preheating of raw cement material
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3293771 |
Apparatus for treatment of flour to reduce microbiological contamination
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3259997 |
Apparatus for heat exchange between gas and fine-granular material
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3233336 |
Apparatus for drying solid polymer
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3207494 |
Apparatus for the preheating of raw cement material
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3083472 |
Apparatus for pre-heating cement powder or similar materials
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3049343 |
Apparatus for heating cement powder or similar fine-granular materials
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3037757 |
Apparatus for heating fine granular substances
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2912768 |
Cyclone discharge chamber
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2904410 |
Rotatable support means
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2886419 |
Means for maintaining a dip leg seal in a fluidized catalytic reaction vessel
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2825147 |
Compact drier
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2817907 |
Drying apparatus
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2802280 |
Heat-exchange apparatus including cyclone separators
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2796249 |
Apparatus for heating finely divided solid material
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3623236 |
Title is not available
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