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Matches 301 - 350 out of 5,320

Document Document Title
WO/2008/077577A1
In order to provide an automated control method for the operation of the lance burner of a rotary furnace, which is used to produce cement clinkers, wherein the method is optimized with respect to the configuration of the burner flame (2...  
WO/2008/074048A1
To reduce the content of offgases, in particular the sulphur dioxide content, in the production of cement clinker, raw powder comprising calcium oxide is taken from a calciner (5), cooled and admixed with water to form calcium hydroxide ...  
WO/2008/069708A1
A bearing component (1) is disclosed. It comprises a rotary and circular ring (3) that has means (5) allowing fixing to a mechanical element (7), wherein the means (5) is intended to receive a fixing means (9) for fixing in a direction e...  
WO/2008/059378A2
The invention provides a process for the production of cement which comprises the calcination of calcium carbonate-containing raw meal in a calciner heated by combustion of a carbon-containing fuel with a gas comprising oxygen and from 0...  
WO/2008/059378A3
The invention provides a process for the production of cement which comprises the calcination of calcium carbonate-containing raw meal in a calciner heated by combustion of a carbon-containing fuel with a gas comprising oxygen and from 0...  
WO/2008/048936A3
In a kiln whose interior is heated by combustion with oxidant having a higher oxygen content than air, streams of staging oxidant are fed into the space between the combustion zone and the inner surface of the kiln, and the stoichiometri...  
WO/2008/048936A2
In a kiln whose interior is heated by combustion with oxidant having a higher oxygen content than air, streams of staging oxidant are fed into the space between the combustion zone and the inner surface of the kiln, and the stoichiometri...  
WO/2008/043982A3
A method is provided for carbonizing and activating carbonaceous material, which comprises supplying the material to an externally fired rotary kiln maintained at carbonizing and activating temperatures, the kiln having a downward slope ...  
WO/2008/031800A1
This object is achieved using an existing water injecting technology used in precalciners for NOx control. The inventive method comprises the step of injecting water into the precalciner to control the temperature. Thanks to considerably...  
WO/2008/031229A1
A process and apparatus for purifying low-purity silicon material and obtaining a higher-purity silicon material is provided. The process includes providing a melting apparatus equipped with an oxy-fuel burner, and melting the low-purity...  
WO2006119528A8
The invention relates to a device for feeding lumpy alternative fuels and/or waste products into a revolving tubular furnace at a location situated between the feeding end and the dropping end of the revolving tubular furnace. A closeabl...  
WO/2008/017333A1
The invention relates to a cooler for cooling bulk material, in particular for cooling cement clinker, having a bearing surface for supporting the bulk material, conveying elements for transporting the bulk material, which can move to an...  
WO/2008/012673A2
Method for the preparation of metal titanates, in particular potassium hexatitanate and its use as a component in materials having a high friction coefficient, in plastic materials, paints, heat resistent materials, and lubricants.  
WO/2008/012673A3
Method for the preparation of metal titanates, in particular potassium hexatitanate and its use as a component in materials having a high friction coefficient, in plastic materials, paints, heat resistent materials, and lubricants.  
WO/2007/141307A3
The invention relates to an apparatus and method for cooling bulk materials, the physical and chemical properties of which depend on the cooling medium, comprising: a. a base through which a cooling medium can flow and on which the bulk ...  
WO/2007/141497A1
A kiln for production of lightweight aggregates is disclosed. The kiln comprises a generally cylindrical heating chamber (10). The heating chamber is disposed for rotation about its axis X. It has an inlet end into which material to be t...  
WO/2007/141307A2
The invention relates to an apparatus and method for cooling bulk materials, the physical and chemical properties of which depend on the cooling medium, comprising: a. a base through which a cooling medium can flow and on which the bulk ...  
WO/2007/134824A1
The system according to the invention for producing cement clinkers from raw cement mix is composed substantially of a pre-warmer for pre-warming the raw cement mix, a calcination device for pre-calcining the pre-warmed raw cement mix, a...  
WO/2007/134713A3
The invention relates to a plant and a process for producing cement clinker comprising a rotary tube furnace for firing preheated and, if appropriate, precalcined material to give cement clinker and a cooler for cooling the fired cement ...  
WO/2007/134713A2
The invention relates to a plant and a process for producing cement clinker comprising a rotary tube furnace for firing preheated and, if appropriate, precalcined material to give cement clinker and a cooler for cooling the fired cement ...  
WO/2007/128619A1
Described is a method as well as a plant for manufacturing cement clinker, by which method cement raw materials are preheated in a preheater (1), calcined in suspension with hot gases in a calciner (2, 20), separated from the gases in a ...  
WO/2007/126335A1
The invention relates to a method for processing condensed fuels, including solid fuel wastes, by pyrolysis and by gasifying the organic constituent thereof. The inventive method can be used for efficiently processing fuels, including fi...  
WO/2007/116085A1
According to the invention, raw meal is fed into the calciner (10) of an installation for producing cement clinker, the raw meal being delivered pneumatically to the calciner (10) by means of a gas stream. The gas stream is introduced in...  
WO/2007/104787A1
The container-calcinator (12) is used to precalcinate raw meal (31) in the production of cement clinkers. The calcinator (12) is a container in which it joins below the calcinator waste gas line of the rotating kiln (16) and leads away o...  
WO/2007/104785A3
The invention relates to the production of cement clinker in a dry process wherein the raw material is ground in a raw mill (20) to form cement raw meal, the raw meal is preheated in a raw meal preheater (16) and is precalcinated in a ca...  
WO/2007/104788A1
The mixing chamber (30) is arranged in a calcinating step (12) of a system for producing cement clinker. The calcinating step (12) comprises an ascending branch of a pipe conduit (24) and a descending branch of a pipe conduit (26), on wh...  
WO/2007/104785A2
The invention relates to the production of cement clinker in a dry process wherein the raw material is ground in a raw mill (20) to form cement raw meal, the raw meal is preheated in a raw meal preheater (16) and is precalcinated in a ca...  
WO/2007/095831A1
A rotary kiln includes a drum (1), a heat insulating layer (2) and a lining, in which, the lining comprises refractory bricks (3) fixed onto the drum by anchors (4), hook holes (31) and hook concaves (32) are respectively arranged in two...  
WO/2007/071332A1
The invention relates to a method for operating a rotary kiln for burning mineral material, wherein the material is moved from the inlet to the outlet by the rotary motion of the rotary kiln and a transmission of heat to the material to ...  
WO/2007/062823A3
The aim of the invention is to create a cement clinker production line comprising a calcination stage arranged upstream of the revolving tubular furnace (16) and provided with an integrated calcination combustion chamber (10), forming a ...  
WO/2007/062823A2
The aim of the invention is to create a cement clinker production line comprising a calcination stage arranged upstream of the revolving tubular furnace (16) and provided with an integrated calcination combustion chamber (10), forming a ...  
WO/2007/057512A2
A method for feeding lime mud into a lime kiln including a rotary kiln shell having an interior between a first end wall and a second end wall, the method including: feeding the lime mud into a flue gas flow in the interior of the rotary...  
WO/2007/051585A2
The invention relates to a system and a method for producing cement clinker from raw meal. According to the invention, the raw meal is preheated in a preheating zone, is precalcined in a calcination zone, is burned in a sinter burning zo...  
WO/2007/053265A2
Apparatus and methods are provided for reducing the variability of stress levels in glass sheets (11) cut from a moving glass ribbon (13). The reductions in variability are achieved by constraining the edge regions (53,55) of the ribbon ...  
WO/2007/051585A3
The invention relates to a system and a method for producing cement clinker from raw meal. According to the invention, the raw meal is preheated in a preheating zone, is precalcined in a calcination zone, is burned in a sinter burning zo...  
WO/2007/039938A1
A method of roasting in which both the C content and S content of roasted ore can be lowered to 0.5% or below and in which an Mo yield of 90% or higher can be ensured. For recovery of the valuable metals of V, Mo and Ni by reducing of a ...  
WO/2007/033749A1
The invention relates to a device and a method for producing clinker from raw cement material. The raw cement material is preheated in a preheater, is precalcined in a calcining apparatus, is completely burned in a sintering furnace, and...  
WO/2007/025406A1
Dual estimation and a parameterized model of the circulation of volatiles is used to identify the changing volatility parameters (E1, E2, A) in a cement kiln and to estimate the concentration of the volatiles; the estimates of the volati...  
WO/2007/017748A3
The invention relates to a method for use of alternative fuels in clinker and cement production with application of the alternative fuels in reactors (4) for the pre-heating and/or pre-calcination of raw meal in a burner device (17), sep...  
WO/2007/017747A2
Disclosed is a method for preheating raw meal used for producing cement clinker. According to said method, the raw meal is conveyed to the input end of a clinker kiln (1) counter to the flow of hot gases in at least one heat exchanger le...  
WO/2007/017748A2
The invention relates to a method for use of alternative fuels in clinker and cement production with application of the alternative fuels in reactors (4) for the pre-heating and/or pre-calcination of raw meal in a burner device (17), sep...  
WO/2007/017747A3
Disclosed is a method for preheating raw meal used for producing cement clinker. According to said method, the raw meal is conveyed to the input end of a clinker kiln (1) counter to the flow of hot gases in at least one heat exchanger le...  
WO/2007/015029A1
The invention relates to a method for calcination of a material in which said material is heated by contact with a heat source essentially generated by means of a flame produced with at least one flow (a) of fuel and primary air and a fl...  
WO/2007/007071A1
A system (10) for pyrolysing material comprises a stationary inlet stage (20), a rotary kiln (60) and a stationary outlet stage (70), with a rotary joint mechanism (30, 80) provided between the inlet stage (20) and the rotary kiln and/or...  
WO/2007/003510A1
The invention relates to a rotary kiln comprising a housing that encloses a kiln chamber in which bulk materials or small parts located in a rotating tube are heated by means of heating elements, at least two tubes penetrating the kiln c...  
WO2005118480A9
A method of continuously producing reduced compounds, which comprises continuously feeding our oxidised compound into a reaction chamber and contracting the oxidised compound with a reductant gas. The oxidised compound may be titanium di...  
WO/2007/001692A1
A method is described for reducing NOx emissions and improving energy efficiency during mineral processing in a rotary kiln (10). The method comprises injection of air with high velocity/high kinetic energy into the kiln (10) to reduce o...  
WO2006104775A3
Method and apparatus for pneumatically drying thickened lime mud and feeding the dried thickened lime mud to a lime reburning kiln. The thickened mud is pneumatically dried via the action of flue gas emanating from the lime reburning kil...  
WO/2006/119528A1
The invention relates to a device for feeding lumpy alternative fuels and/or waste products into a revolving tubular furnace at a location situated between the feeding end and the dropping end of the revolving tubular furnace. A closeabl...  
WO/2006/117336A1
The invention relates to a method for the smelting of a ferrous load. More specifically, the invention relates to an organic load which may or may not be inherent to the ferrous load and which is subjected to combustion using a burner ox...  

Matches 301 - 350 out of 5,320