Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 501 - 550 out of 6,222

Document Document Title
WO/1992/017744A1
Method and device for heat treatment of biomaterial, for example wood-chips, timber and the like in a plant including a treatment container, which forms a closed system with an external circulation conduit (7) connected to the opposite e...  
WO/1992/016805A1
The system comprises: a tunnel (2), along which the pasta to be treated is fed, two banks (8, 8') of fins extending longitudinally within said tunnel (2) and traversed in a single direction by a thermal fluid, one bank (8) being traverse...  
WO/1992/014530A1
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 concentrated slurries is coupled with a spray dr...  
WO/1992/011983A1
A rotary heating device (20) having reduced NOx emissions including a recirculation system for recirculating gases downstream of a baghouse (12) to the heat source, such as a flame burner (28), and to a quenching ring (40) located at the...  
WO/1992/009397A1
Apparatus for inductively heating metal can lids (50) includes high permeability, low-conductivity cores (10, 12, 14) having at least two magnetically opposite polar portions (20, 22, 24) both directed toward a conveyance path (16) for t...  
WO/1992/002773A1
Rotary heat-treatment apparatus comprises a casing (11) formed as upper and lower shells (12, 13) and defining a cylindrical heating chamber. Material to be treated is conveyed through the heating chamber within a plurality of tubes (26)...  
WO/1992/001897A1
In the dryer (13) proposed, the material (18) to be dried is heated directly by hot gas (10) supplied from a combustion chamber (3) or by a mixture (11') of the hot gas (10) and directly returned gas (16). Recycled gas (7) is fed to the ...  
WO/1992/001199A1
In a process for drying fuels, especially raw lignite, in which the dried fuels are at least partly burned in a power station process to generate energy and/or heating and process heat, it is proposed that at least two steam-heated drier...  
WO/1992/000252A1
A method for enhancing the efficiency of a thermal process such as calcination. The incoming solid particulate material (10) is preheated in the conveyor (32) by partially cooled exhaust vapors (36) from the thermal processor (20). In pa...  
WO/1991/016573A1
A waste treatment system conditions waste materials for combustion by uniformly drying them to a predetermined moisture level and subsequently incinerating the dried materials in a burner (100) which effects complete combustion of even h...  
WO/1991/013698A1
Process and apparatus for near-zero discharge soil remediation, preferably in conjunction with an asphalt plant, comprising heating soil contaminated with up to about 30,000 ppm light hydrocarbons in an inclined, axially-fired rotating s...  
WO/1991/007631A1
In an apparatus for continuous heat treatment, a mechanically fluidized stream of material consisting preferably of a granular or highly viscous material is heated in a rotating chamber in co-current with heat energy originating from a b...  
WO/1991/002702A1
Because of their noxious impurities, it is only in exceptional cases that sludges may be used on fields as fertilisers or ground improvers; they must rather be burned or at least almost completely dried. In the preferably indirect drying...  
WO/1990/012250A1
This invention relates to a drying and combustion apparatus of high moisture content solid inflammable matters which includes a hopper (20) for storing high moisture content solid inflammable matters, a dryer (1) for drying the high mois...  
WO/1990/005209A1
The installation has a binary compression heat pump (10) exposed, on the low pressure side, to the heat energy extracted from the drying air. On the high pressure side, this heat energy is used to convert feed water to process steam for ...  
WO/1990/004702A1
A process for generating electrical energy and/or drying and process heat uses the heat of combustion of fossil fuels (5) which have dried prior to combustion in an indirectly heated fluidized bed drier (4). The carrier medium for the fl...  
WO/1990/003888A1
In a compact drying element for use in the drying section of a printer, hot blown air is produced in that a heating tube (48) is heated from the outside by an infrared radiator (66) extending parallel to said heating tube. The hot blown ...  
WO/1990/002303A1
Process for concentrating sludge-like substances, in particular faecal matter, using an electrically heated pipe (6) as a drying device for the substances, which are conveyed through the pipe (6) by means of rotating helices (8, 9).  
WO/1990/001664A1
A method for drying wood, preferably sawn wood, in a wood-predrying chamber, characterized in that the wood, prior to being introduced into the drying chamber (1), is predried in a predrying chamber (8) with air which is taken from the a...  
WO/1990/000223A1
The invention concerns a method for the drying of a water-consuming material in a power-plant process. The water-containing material to be dried is introduced into a pressurized dryer (10) and thermal energy is supplied for the drying of...  
WO/1989/012536A1
This invention relates to an improved aggregate drying apparatus and method where the dried aggregate is particularly useful for making hot mix asphalt. In accordance with the system, heat typically lost in exhaust gases and moisture eva...  
WO/1989/011072A1
A process for low-emission drying of wood chips comprises a first drier (2), heated directly by a combustion chamber (3). Connected in series to this drier (2) is a second, indirectly heated drier (5), the exhaust air from which is recyc...  
WO/1989/008229A1
A method for drying and/or freezing granular and similar matter in a particle form, particularly organic materials. The granular material is subjected to a drying agent or refrigerant from below in a mainly vertical jet which helps to ke...  
WO/1988/009471A1
A plant for drying wood products comprises a house which defines a space for storing wood products. In this space, at least one internal combustion engine (6), such as a diesel engine, is adapted to receive the required combustion air di...  
WO/1988/003193A1
Procedure for drying a moving web material (E), wherein on the material (E) to be dried is directed infrared radiation, and wherein the moving web material is transported through the radiation zone of an infrared radiator, the web materi...  
WO/1988/002093A1
Several components relating to a heating apparatus which preferably are used in conjunction with each other in an apparatus for heating solid granular or particulate material, such as aggregate used to make asphalt concrete. One componen...  
WO/1988/002090A1
The installation comprises a casing (1) in which internal and external tubes (2 and 4) are mounted concentrically in relation to each other. The lower end faces of the tubes (2 and 4) are connected, by means of a flange (15), to a disc f...  
WO/1988/000678A1
A process and a device for drying ceramic hollow bodies (1). The drying energy is supplied by a radiant heating device (21). During the drying process, an air current (19) conditioned according to temperature and humidity is directed mai...  
WO/1987/007937A1
The apparatus for carrying out the process comprises a pre-drier of continuous or batch-type operation, further a series of aerable grain sections receiving the pre-dried grain, wherein the grain can be dried to an end-moisture enabling ...  
WO/1987/007362A1
Process for producing dry metal chips by entraining fluid-containing metal chips (11) in a gas, introducing the gas into a cyclone separator (52) having an internal wall (54) heated to fluid-vaporizing temperature by combustion in a surr...  
WO/1987/006284A1
Process and system for drying paper webs produced continuously in paper machines, using process steam obtained by means of a dual-material compression heat-pump with a solution circuit. A portion of the thermal energy required for the dr...  
WO/1987/006321A1
A pulse combustion energy system including a pulse combustor (28) coupled to a processing tube (32) for flowing material to be processed therethrough, the processing tube being coupled to a pair of cyclone collectors (52, 56) for receivi...  
WO/1987/004779A1
In the vacuum drying of solid wood (2) and other wood-based products, the invention provides a method of achieving a better control of the drying process and a better heat economy than by the traditional methods of vacuum drying. This is...  
WO/1987/003077A1
An apparatus and process for rapidly removing organic components from films. The apparatus comprises a heating chamber (13) having one or more heating elements (68). A pair of spaced-apart electrodes (76, 11) are provided for establishin...  
WO/1987/000765A1
An aqueous clay slurry (7) is partially dewatered by filtration to remove a first portion of water therefrom which is collected as the filtrate (71). The partially dewatered clay slurry (9) is then contacted with a hot drying gas (25) in...  
WO/1987/000610A1
An infrared heating apparatus and a method for drying moisture-bearing material. The apparatus comprises a hood (72) having an open end (72') facing one side of the moisture bearing material (11), source (76) in the hood for directing in...  
WO/1987/000446A1
A beneficiated kaolin clay slurry is concentrated from a solids content of about 50% to 60% by weight to a solids content of at least 65% by weight by evaporating water therefrom by passing the aqueus clay slurry through one or more non-...  
WO/1986/006746A1
Methods and apparatus for particularly dehydrating products such as corn syrups, fruit and vegetable extracts, dairy products or other temperature sensitive or hard to handle products. The methods and apparatus include using a pulse comb...  
WO/1986/005575A1
Process for and arrangement for a process to enable a cooling cycle to switch to two or several pairwise different temperature ranges for the evaporator-condenser, also with different temperature spans in between, whereby a programme con...  
WO/1986/004478A1
Industrial oven to receive an electric heating system, in which at least two bars (28) are made of temperature-resistant material, these being located at a distance from one another and at a distance from the side-walls (12), and to rece...  
WO/1986/002149A1
A dryer includes a rotating drum (14) having an inlet (14A) and an outlet (14B). A blower (15) withdraws air from the outlet. A heat pump has an evaporator (17) and condenser (25) interconnected by a compressor (26) and an expansion valv...  
WO/1985/005013A1
Freshly cut green-chopped alfalfa is fed into an elongated lightproof dryer (5), conveyed on successively slower moving perforated conveyor belts (11) in successively thicker layers through successive regions through which decreasing amo...  
WO/1985/004001A1
A closed intermittent process for drying a moist material, in which process gas is circulated internally for transporting vapour formation heat and water vapour out of the material, said water vapour being condensed from a cooled mixture...  
WO/1985/003732A1
Electric conductors wound in bobbins (4, 5) are arranged in a housing (1). The axes of the bobbins (4, 5) are perpendicular to the bottom of the housing. Each bobbin (4, 5) is connected to a capacitor (2, 3) so as to form oscillatory cir...  
WO/1985/001098A1
A high-temperature, rapid-cycle pin oven for the curing of coatings on hollow container components, includes an oven unit (2) whose housing (14) is divided into three compartments interconnected by internal explosion relief panels (136, ...  
WO/1984/003935A1
A plant for heat treating animal or vegetable material comprises apparatuses for two-stage or multi-stage heat treatment. A heat medium which is used in a second heat treatment apparatus (2), which follows a first heat treatment apparatu...  
WO/1984/002391A1
A flame intensity controller for controlling the air/gas mixture introduced into a conveying and/or mixing tube (24). Plural heating arrays (106, 108, 110, 112) are transversely aligned to the direction of movement to dry the moving web ...  
WO/1984/001021A1
A combined oven and fume incinerator having an enclosed housing (1). A combustion chamber (31) serving as a heat source and fume incinerator is connected by a heat recovery air duct (32) to various process zones (15-20) which in turn ope...  
WO/1984/001020A1
The cost of preserving and transporting food is minimized, to the end that food may be made more widely available. A trailer (10), movable by a small vehicle, houses a completely self-contained food dehydration plant which can be towed t...  
WO/1983/003042A1
A method for the manufacturing of fish meal and similar products in a plant comprising an indirectly heated dryer, i.e. a dryer designed with a non-permeable wall or heat exchange surface separating the heating medium and the matters to ...  

Matches 501 - 550 out of 6,222