Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 7435400 | Optimizing post-combustion nitrogen oxide and sulfur dioxide reductions and improving combustion efficiency in coal fired boilers A method for increasing the nitrogen oxide emissions by either removing or modifying fuel rich nitrogen oxide (NOx) reduction processes thereby improving combustion efficiencies especially with low volatile low sulfur coals, and remove unburned carbon, re... | 10/14/2008 |
| 7390353 | System for removing water from flue gas A system (10) for removing water from a flue gas (12) includes a heat exchanger (16) for receiving a flow of heat exchanging fluid and the flue gas (12). An absorber (40) may have a gas inlet (41) for receiving the flue gas ... | 06/24/2008 |
| 7377771 | Apparatus for the thermal treatment of process exhaust gases containing pollutants The invention relates to an apparatus for the thermal treatment of process exhaust gases containing pollutants, which can be used for a very wide range of surface modification processes carried out under a vacuum. The intention is to achieve the object of thermally ... | 05/27/2008 |
| 7318857 | Dual flow wet electrostatic precipitator An apparatus for removing particulate matter from a gas stream containing particular matter, the apparatus comprising: a mist-producing element that mixes a gas stream entering the apparatus with liquid droplets; a down-flow Wet Electrostatic Precipitator (WESP) sec... | 01/15/2008 |
| 7288140 | Wet process gas treatment apparatus In a wet-process gas treatment method of treating an acid gas by using at least two treating columns connected in series, a ratio of the concentration of an acid gas at an outlet to a concentration of the acid gas at an inlet of a first treating column is set higher... | 10/30/2007 |
| 7270697 | Electrostatic precipitator Electrostatic precipitators, including wet electrostatic precipitators, having a bank of conductive tubes which receive a gas stream having entrained particulates and an electrode connected to an electric current, wherein the tubes each include an internal restricti... | 09/18/2007 |
| 7263933 | Incinerator furnace condensers and methods of using A method for processing waste material into fuel or other useful substances without polluting the air comprising the steps of: a. Introducing waste material into a storage chamber which allows the liquid to drain into a tank, ... | 09/04/2007 |
| 7073341 | Air conditioner An air conditioner is provided that includes an exhaust heat recovery unit for recovering exhaust heat in a heat transfer medium, a heat transfer medium passage in which the heat transfer medium outputted from the exhaust heat recovery unit flows, an auxiliary heati... | 07/11/2006 |
| 7063027 | Air curtain incinerator A self-contained, transportable air curtain incinerator for combustion of low calorific value waste comprises a transportable frame supporting a firebox, a fuel supply tank, a fuel-burning electric power generator in communication with the fuel supply tank, at least... | 06/20/2006 |
| 7004088 | Protective device for incineration apparatus A protective device may be attached to a portable incineration apparatus, or used over an open pit. The protection device may be a screen constructed of a stainless steel mesh. The screen is laid across the open top of the portable incineration apparatus or the top ... | 02/28/2006 |
| 6997119 | Combustion emissions control and utilization of byproducts A process for controlling both fireside ash deposits and corrosion, and fouling, corrosion, and emissions due to SO3 formation within a fossil-fuel-fired combustion system, such as a furnace forming part of an electrical power generating plant. A solution... | 02/14/2006 |
| 6945180 | Miniature garbage incinerator and method for incineration A portable miniature incinerator is described allowing easy disposal of household garbage for a single-family house or a small apartment building. The housing of the incinerator is mounted on a wheeled hand-truck assembly and contains an incineration block and a fil... | 09/20/2005 |
| 6932002 | System and method of processing solid waste A system and associated method of processing solid waste via a waste gasification process results in usable by-products. The method utilizes a rotary kiln heated to a temperature of at least 800° F. and a reduction chamber, heated to a temperature of at least 1800Â... | 08/23/2005 |
| 6912962 | Apparatus for the cleaning of flue gases containing sulfur dioxide An apparatus for the cleaning of flue gases containing ash and sulfur dioxide produced by burning sulfur-containing coal in the combustion chamber of a circulating fluidized-bed firing system includes a system for delivering a particulate SO2 sorbent into... | 07/05/2005 |
| 6883443 | Method for reduction of slagging and fouling of the waterwalls and of the firebox and superheater and reheater of steam boilers with coal combustion The present invention is a method for reducing the slagging and fouling of the surfaces of the waterwalls, firebox, superheater, and reheater of the furnace of a coal-fired steam boiler. The process reduces the firebox exit temperature to below the specific ash melt... | 04/26/2005 |
| 6514469 | Ruggedized methods and systems for processing hazardous waste Hazardous waste can be processed using novel, ruggedized and flexible methods and systems. Such novel methods and systems comprise a survivable processing vessel designed to withstand shock, vibration and stresses encountered when, for example, the system... | 02/04/2003 |
| 6408771 | Methods of improving productivity of black liquor recovery boilers Methods are presented to increase the throughput of a recovery boiler equipped with at least primary and secondary levels of injection of air. The methods comprise operating the recovery boiler with a third level of oxidant injection below or at the same ... | 06/25/2002 |
| 6363869 | Potassium hydroxide flue gas injection technique to reduce acid gas emissions and improve electrostatic precipitator performance A method for reducing acid gas emissions from a carbonaceous fuel burning power plant. An aqueous potassium hydroxide dry scrubber method is used to reduce the formation of nitrogen oxides, sulfur oxides, hydrogen chlorides and hydrogen fluoride from plan... | 04/02/2002 |
| 6294135 | Small-scale boiler system using scrapped tires A small-scale scrapped tire boiler system for heating a small-scale facility using heat generated by burning scrapped tires. The system includes a scrapped tire burner furnace, a heat exchanger for heating a cool heat transfer medium from the facility by ... | 09/25/2001 |
| 6293787 | Method of regulating the flue gas temperature and voltage supply in an electrostatic precipitator for a cement production plant A cement production plant and method of regulating the flue gas temperature in a cement production plant. The cement production plant includes a kiln, a flue gas conditioning device, a mill and an electrostatic precipitator. The flue gas from the kiln is ... | 09/25/2001 |
| 6293209 | Process for treating a material containing metal and organic matter, including metal separation A process for treating a raw material containing aluminum or a similar metal melting at a low temperature and organic matter, including metal separation, particularly intended for the treatment of liquid container rejects consisting of aluminum foil, poly... | 09/25/2001 |
| 6283048 | Swirling-type melting furnace and method for gasifying wastes by the swirling-type melting furnace The present invention relates to a swirling-type melting furnace for gasifying combustible wastes and/or coal, and a method of gasifying wastes by the swirling-type melting furnace. In the swirling-type melting furnace (5), gaseous materials supplied to a... | 09/04/2001 |
| 6280695 | Method of reducing NOx in a combustion flue gas Methods are provided for decreasing the amount of nitrogen oxides released to the atmosphere as a component of combustion emissions. The methods are carried out by forming a combustion flue gas in a combustion zone, the combustion flue gas including nitro... | 08/28/2001 |
| 6257157 | Refuse incineration plant and exhaust gas filtration system and method for use therewith A refuse incineration plant is disclosed which utilizes a continuous rail system to transport refuse from a loading area into a burn core, from the burn core to an ash removal area, and back to the refuse loading area. Smoke and exhaust generated by the i... | 07/10/2001 |
| 6253689 | Incinerator A waste incinerator which includes a housing formed by a heat insulating outer wall, air ducts; a decomposing chamber; a fire room; and a catalytic converter, all disposed in the housing. Waste is introduced into the fire room and incinerated there, and t... | 07/03/2001 |
| 6240859 | Cement, reduced-carbon ash and controlled mineral formation using sub- and supercritical high-velocity free-jet expansion into fuel-fired combustor fireballs High-temperature and high-pressure water, preferably at or above supercritical conditions for water, is injected into a high-temperature flame of a fuel combustor such as a coal-fired furnace, or boiler, or a turbine, internal combustion engine, rocket or... | 06/05/2001 |
| 6227126 | Molten metal reactor and treatment method for treating gaseous materials and materials which include volatile components An elongated reaction chamber (11) has an inlet end (23), an outlet end (25), and a gas containment boundary (12) extending along its length. Waste material to be processed is injected into the reaction chamber (11) at the inlet end (23) and reaction prod... | 05/08/2001 |
| 6213032 | Use of oil water emulsion as a reburn fuel An in-furnace method and apparatus reduces nitrogen oxides in flue gas by injecting an oil water emulsion into flue gas so that the oil and water mixes with said flue gas. The emulsion has from 35% to 80% water and is injected in sufficient quantities to ... | 04/10/2001 |
| 6202577 | Method and apparatus for treating refuse A municipal or like refuse, from which large articles of metals have been removed, is mixed with an alkaline substance like limestone preferably in a triple screw mixer, and then advanced along the pyrolysis path in which the refuse mixture is subjected t... | 03/20/2001 |
| 6202574 | Combustion method and apparatus for producing a carbon dioxide end product A fossil fuel fired combustion apparatus and a method for operating the fossil fuel fired combustion apparatus are provided which offer the flexibility to use carbon dioxide (CO2) both as a desirable end product and as support to the combustion... | 03/20/2001 |
| 6199491 | Refuse incinerating oven A refuse incinerating oven includes a refuse loading car, and a furnace body with lower and upper combustion chambers. The car is conveyed through the furnace body such that refuse loaded on the car can be ignited in the lower combustion chamber. The comb... | 03/13/2001 |
| 6190628 | Method for injecting NOx inhibiting liquid reagent into the flue gas of a boiler in response to a sensed temperature A method and apparatus for optimizing the injecting of NOx inhibiting liquid reagent into the flue gas of a utility or industrial type boiler to reduce emissions of NOx including a temperature sensor for measuring the boiler flue gas... | 02/20/2001 |
| 6186081 | Process and apparatus for treating waste and sewage sludge Waste (such as domestic garbage, industrial waste, and bulky refuse) or sewage sludge is pretreated by pyrolysis under an oxygen-poor atmosphere to provide solid pyrolysis residues and a pyrolysis gas. The solid pyrolysis residues are mechanically treated... | 02/13/2001 |
| 6176187 | Sludge handling and feeding system A system for handling aqueous sludge to a combustor such that pollutant emissions associated with combustion operations, e.g., cement manufacturing, are reduced. Sludge is accumulated at a receiving site from where it is transported to a sludge conduit. T... | 01/23/2001 |
| 6173662 | Method and apparatus for containing and suppressing explosive detonations A mobile apparatus, and method of operation, for controlling and suppressing the explosive destruction of munitions by detonation in an explosion chamber. The apparatus comprises a double-walled steel explosion chamber which is moved by wheeled carriage m... | 01/16/2001 |
| 6095063 | Exhaust treatment machine An exhaust treatment machine. The exhaust treatment machine has a burning chamber and a wet chamber. Water is injected into the wet chamber by a water inlet at a bottom portion of the wet chamber. At least two rotor blades are installed over the bottom of... | 08/01/2000 |
| 6085674 | Low nitrogen oxides emissions from carbonaceous fuel combustion using three stages of oxidation A method and apparatus for reducing NOx emissions from the combustion of carbonaceous fuels using three stages of oxidation. In the first stage, a partial oxidation combustor is used to partially combust the fuel in the presence of heated combu... | 07/11/2000 |
| 6035791 | Process for the recycling of treated wood and the installation for the application of the process Apparatus for processing and recycling CCA (copper, chrome, arsenic) treated wood chips that includes a vertical reaction chamber into which a continuous stream of wood chips is poured. Hot gases at about 400° C. are introduced into the bottom of the col... | 03/14/2000 |
| 6024029 | Reduced emission combustion system A system and a process for combusting hydrocarbons to recover energy and the carbon dioxide resulting from the combustion is provided. The process utilizes a two-stage combustion process, each stage utilizing water injection and a recirculation stream to ... | 02/15/2000 |
| 5996512 | System for recycling refuse An apparatus for recycling municipal waste as energy includes a shredder for shredding the waste, and removing rejects, the rejects from the shredder being sorted into a first stream of inert matter that is substantially unpolluted with organic matter and... | 12/07/1999 |
