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JPS642153Y2 |
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JPS641411B2 |
A process for producing sodium silicate and apparatus therefor, which enables to easily produce sodium silicate having a silicic acid/alkali molar ratio of 3 or more. A heat source is provided in a reactor, with reaction plates being arr...
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JPS641172B2 |
A process for thermally treating fine-grained solids with high-oxygen gases at temperatures at which the solids can form molten and gaseous reaction products comprises carrying out the thermal treatment at least in part in a cyclone cham...
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JPS63310691A |
For the production of a product which can be dumped or utilized, the mineral substances are subjected in a rotary kiln to a thermal treatment at a temperature at which the charge of the rotary kiln is transformed to a pasty to liquid sla...
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JPS6363253B2 |
A method for heat treating a material such as gypsum mineral, consists in burning a fuel in a combustion bed which is in heat exchange contact through bounding walls with beds of the material to be heated. Combustion gases are passed fro...
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JPS63267736A |
Production of tetrafluoroethylene and hexafluoropropylene in very high combined selectivity by pyrolysis of chlorodifluoromethane, optionally using gaseous diluent wherein the pyrolysis is effected under substantially isothermal and unif...
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JPS63263389A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS63243686A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6348818B2 |
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JPS63176314A |
PURPOSE: To readily and precisely control the tapping amount without requiring a tilting device and weighing instrument, by providing a tap hole with a sliding nozzle in the furnace bottom of a specific auxiliary chamber communicating wi...
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JPS63176313A |
PURPOSE: To readily control tapping temperature without enlarging furnace volume and continuously discharge molten slag at a constant temperature, by providing an auxiliary chamber, divided from a main chamber with a weir and having spec...
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JPS6336289B2 |
An apparatus for preheating particulate material in which the particulate material is transferred from an upper storage bin to a lower annular flow passage by a plurality of connecting chutes and the particulate material is preheated in ...
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JPS6326184Y2 |
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JPS63162033A |
In known processes for the continuous thermal treatment or reduction of substances, the graphite crucibles are as a rule pushed through the oven space horizontally, the crucibles being heated indirectly. The temperature attainable in suc...
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JPS63153386A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6330074B2 |
PURPOSE:To effect an economical treatment with a small quantity of fuel and effective utilization of melted products after treatment, by classifying burnt ashes into powder ash and lumped ash and by heating only powder ash while being fl...
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JPS63126537A |
PURPOSE: To repair the damaged refractory material part without stopping the operation by charging the agglomerated material easy to pulverize with heat, etc., into the rotary kiln, and coating the generated powder on the surface of the ...
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JPS6319302Y2 |
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JPS63104642A |
PURPOSE: To reduce fuel consumption and to control the generation of harmful gases by providing a chute for introducing the fine powder-side raw material classified by a powder classifying means into a first calcining furnace and a chute...
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JPS6319477B2 |
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JPS6319208B2 |
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JPS6383579A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6373090A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6364910A |
A process for continuous or batchwise melting of silicon powder in particular, powder having a large amount of fines, and a melting crucible for carrying out this process are specified. The melting crucible is designed so that a melt poo...
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JPS637309Y2 |
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JPS6338681A |
PURPOSE: To prevent poor quality fluid to be handled from lowering a processing capacity, by disposing a jacket through which high temperature fluid is flowed around the outer circumference of a cylindrical member accommodating a filter ...
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JPS6330328A |
PURPOSE: To elongate the using period of a dissolving plate by providing plural pouring gates to the dissolving plate made of platinum-base metal. CONSTITUTION: Plural, such as three or five, pouring gates 3 are provided to the dissolvin...
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JPS6319197U |
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JPS635330B2 |
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JPS6325250A |
An improved apparatus for roasting fine material which includes recirculation of at least partially roasted material through the roasting furnace for further roasting. An adjustable gate (80) is included in the recirculation system (70,7...
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JPS634447B2 |
PURPOSE:To obtain a small thermally decomposing reaction apparatus capable of preventing oil contamination and having good heat efficiency, by providing a feeder for sending substance to be treated in an open air blocked state and a stir...
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JPS633648B2 |
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JPS636044U |
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JPS6261547B2 |
A cement clinker is produced by utilizing a combustible waste material as a fuel for preheating or calcining a cement material, by using an apparatus comprising a cement material feeder, a preheater or calcinator, a rotary kiln, cooler a...
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JPS6246158Y2 |
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JPS62241546A |
PURPOSE: To facilitate the control of particle diameter of clinker by using clinker having a comparatively large particle diameter which is obtained by crushing a clinker product as seed clinker and introducing it into a fluidized kiln a...
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JPS62225238A |
PURPOSE: To promote pseudogranulation of an introduced raw material and to enhance air permeability of a sintered raw material in case of granulating the sintered raw material by providing a jet pipe to a moving region of the raw materia...
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JPS6236512Y2 |
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JPS62201637A |
PURPOSE: To efficiently pyrolitically-decompose a gaseous raw material by providing a conduit wherein one end thereof is made to an introduction port of the gaseous raw material and the outer end is closed and one or more pieces of holes...
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JPS6234561Y2 |
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JPS62197138A |
PURPOSE: To prevent fine powder or fregments from being exposed to introduced gas, by providing a means storing a solid so as to attach the same to an introduced gas passage. CONSTITUTION: A part of the vapor deposition substance generat...
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JPS62191037A |
An air cooled rotary kiln collar (58) for use in improving the delivery of preheated charge material from the rotary kiln to the second stage of a multi-stage heating process. Adjustable rate fans (50) circulate air through an annular co...
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JPS6237098B2 |
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JPS6235972B2 |
A rotary batch preheating kiln feeding batch materials to a batch liquefying vessel is separated from the liquefying vessel by a transition section including duct means to direct exhaust gas from the liquefying vessel to the interior of ...
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JPS6229788Y2 |
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JPS62172184A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS62167804A |
PURPOSE: To easily sinter the wax in a dewaxing gas and to efficiently remove the wax by conducting the dewaxing gas discharged from a sintering furnace to a wax trap and cooling the same with an evaporator for an inert gas to be supplie...
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JPS62162889A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6232126B2 |
The yield of good-quality bodies consisting of vitreous carbon is increased to substantially 100% when the pyrolysis is performed in a reaction vessel in which a collecting container or a collecting disc for the condensable volatile deco...
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JPS6230131B2 |
In a process for liquefying glass batch and the like, wherein a layer of batch (50) is maintained as a lining in the liquefaction vessel (12), the thickness of the lining (54) is monitored by measuring the temperature in a region (66-68)...
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