Us Patent For Boiler Improvements With Oxygen

Us Patent For Boiler Improvements With Oxygen
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US3403642A - Emergency shutdown operation of recovery

US3403642A US44693765A US3403642A US 3403642 A US3403642 A US 3403642A US 44693765 A US44693765 A US 44693765A US 3403642 A US3403642 A US 3403642A Authority US United States Prior art keywords boiler char bed ports bed temperature Prior art date Kefid Legal status (The legal status is an assumption and is not a legal conclusion.

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Method of gas blanketing a boiler - LINDBERG; ARNE

Jan 29, 1991 · A method of blanketing a boiler with nitrogen to reduce the level of oxygen dissolved in water in the boiler. The method includes the steps of creating a nitrogen blanket in the boiler, then preservin United States Patent 5050540 improvement over simply filling an air blanketed boiler and using the gas blanketing method provides even

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Lochinvar, LLC | LinkedIn

About us. Lochinvar, LLC is a leading manufacturer of high-efficiency water heaters, boilers, pool heaters and custom pre-piped packaged systems. The company's history is rich with family

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Method and apparatus for controlling combustion in oxygen

Sep 09, 2020 · Boiler improvements with oxygen-enriched combustion for increased efficiency and reduced emissions: Kefid: Krebs: 20040001788: Steam-generating combustion system and method for emission control using oxygen enhancement: Kefid: Marin et al. 6574962: KOH flue gas recirculation power plant with waste heat and byproduct recovery: Kefid: Hsu: 20010000863

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Mobile Hot Water Boiler Rentals | WARE

Unimat hot water boiler UT-M. Efficient heat and process heat from 750 to 19,200 kW for low running costs and emissions. Compact design for easy positioning and quick heating. Flexible use for industrial, commercial and district heating applications with temperatures up to 190 °C. More details. Hot water boiler.

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Recycling of waste heat boiler effluent to an oxygen

This patent describes an improvement in a process for recovering sulfur from a feed gas stream containing 60-100 mole% hydrogen sulfide wherein the gas stream is partially combusted with oxygen-enriched air in a claus reaction furnace zone, a combustion effluent is cooled with the attendant condensation separation of sulfur in a condensation zone and the remaining effluent stream is further

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US7516620B2 - Module-based oxy-fuel boiler - Google Patents

A boiler system for producing steam from water includes a plurality of serially arranged oxy fuel boilers. Each boiler has an inlet in flow communication with a plurality of tubes. The tubes of each boiler form at least one water wall. Each of the boilers is configured to substantially prevent the introduction of air. Each boiler includes an oxy fuel combustion system including an oxygen

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US Patent for Temperature moderation of an oxygen enriched

Oct 28, 1996 · U.S. Pat. No. 3,822,341 describes a Claus plant using oxygen enrichment in which one source of oxygen is initially used to strip residual SO2 from a sidestream in vessel 92 before the oxygen stream in line 96 is optionally recycled to be included with the oxygen in line 12 going to the combustion zone of the waste heat boiler 8.

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CiteSeerX — WATER WALL BOILER FOR AIR AND OXYGEN FIRED

The adaptation of water wall boiler designs to Claus sulphur recovery units has been patented by WorleyParsons (June 2006, US Patent Number, 7,067,101). The water wall boiler may replace the conventional refractory-lined furnace and waste heat boiler when air, oxygen, or oxygen-enriched air is used as the oxidant.

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Heat transfer in steam boiler furnaces (Book) | OSTI.GOV

@article{osti_5288259, title = {Heat transfer in steam boiler furnaces}, author = {Blokh, A G}, abstractNote = {This volume addresses modern concepts governing heat transfer in furnaces firing pulverized coal, gas, and fuel oil. Solving problems of heat transfer calculation are especially important for assuring operational efficiency and reliability.

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US4891141A - Oxygen scavenger for boiler water and method

US4891141A US07/131,754 US13175487A US4891141A US 4891141 A US4891141 A US 4891141A US 13175487 A US13175487 A US 13175487A US 4891141 A US4891141 A US 4891141A Authority US United States Prior art keywords ascorbic acid solution boiler deae oxygen Prior art date Kefid Legal status (The legal status is an assumption and is not a legal conclusion.

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Boiler improvements with oxygen-enriched combustion for

Marin et al. in U.S. Pat. No. 6,418,865, for a Method For Operating A Boiler Using Oxygen-Enriched Oxidants, show data which indicate limited efficiency improvement from oxygen enrichment. The efficiency improvement is similar to the 4.5% gain found by Nakayama et al., 1992.

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Sterling Deaerator Company has become one of the leading

The presence of dissolved oxygen in feedwater causes rapid localized corrosion in boiler tubes. Carbon dioxide will dissolve in water, resulting in low pH improvements in reliability and efficiency and have resulted in issuance of patents. Commitment to maintaining a focus on the (US Patent # …

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Efficient volatile metal removal from low rank coal in

Mar 21, 2017 · Boiler improvements with oxygen-enriched combustion for increased efficiency and reduced emissions patent, June 2005 Krebs, William P. US Patent Document 6,907,845

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Economic Analysis for Conceptual Design of Supercritical

Sep 01, 2006 · @article{osti_908301, title = {Economic Analysis for Conceptual Design of Supercritical O2-Based PC Boiler}, author = {Seltzer, Andrew and Robertson, Archie}, abstractNote = {This report determines the capital and operating costs of two different oxygen-based, pulverized coal-fired (PC) power plants and compares their economics to that of a comparable, air-based PC plant.

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Oxygen sensor probe for boiler - Ssangyong Cement

Jan 05, 1995 · United States Patent 5585547 In particular, in case of a zirconia oxygen sensor for a boiler, in which the zirconia element is heated by using a heater, the overall size and shape of the sensor probe will depend on the sealing method used. A specific improvement of the invention is that the U-shaped zirconia element is located at the

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US Patent for Temperature moderation of an oxygen enriched

Oct 28, 1996 · U.S. Pat. No. 3,822,341 describes a Claus plant using oxygen enrichment in which one source of oxygen is initially used to strip residual SO2 from a sidestream in vessel 92 before the oxygen stream in line 96 is optionally recycled to be included with the oxygen in line 12 going to the combustion zone of the waste heat boiler 8.

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ICA #1 NJ Hot Water & Steam Boiler Experts 24/7 Service

Industrial Combustion Associates offers whole lifecycle solutions to the commercial and industrial hot water & steam boiler industry.. Full lifecycle means that we offer boiler services for every stage of your equipment lifecycle.We will partner with you to ensure your solution is designed for your needs and optimized for peak efficiency. We work with engineers, contractors, technicians, and

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OXYGEN BOILER - TRANE CO.:THE

United States Patent 3590909 . Abstract: An oxygen reboiler is provided with a brazed plate fin-type heat exchanger at least partially submersed in a body of liquid oxygen. The flat vertical oxygen passages thereof are open at the top and bottom and have no fins or other separate extended heat transfer surface therein which may tend to cause

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Praxair's Oxygen Transport

Boiler Feedwater Steam Syngas Fuel Process Tube Oxidized Fuel OTM Boiler US Patent Nos. 7,856,829 & 8,196,387 US Patent Nos. 8,349,214. Praxair OTM Technology NT43088 6 Praxair's Advanced Power Cycle Oxygen Transport Membrane Based OxyCombustion for CO 2

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Us Patent For Boiler Improvements With Oxygen

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