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US4891141A - Oxygen scavenger for boiler water and method
HOT
Capacity:1-20t/h
Rated thermal efficiency: 100-104%
Fixed working pressure: ≤1.6MPa
Applicable fuel:natural gas etc.
HOT
Capacity:0.7-14MW
Rated thermal efficiency:96-98%
Fixed working pressure:≤1.25MPa
Applicable fuel:Natural gas, light oil, etc.
HOT
Capacity:0.7-2.8Mw
Rated thermal efficiency: 97.2-106%
Fixed working pressure:0.1MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:2.8-7.0Mw
Rated thermal efficiency:≥105.5%
Fixed working pressure:-0.02MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:99Kw
Rated thermal efficiency:97.2-104.4%
Fixed working pressure:1.0MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:0.5-4.0 t/h
Rated thermal efficiency:98%
Fixed working pressure:≤1.25MPa
Applicable fuel:electric energy
Boiler Water Oxygen Scavengers - Sulphite, Tannin, DEHA Get Price
venting) and an effective and properly controlled chemical oxygen scavenger treatment program. H1 Methods of Dissolved Oxygen Control Controlling the amount of oxygen within a boiler water system is a vital part of maintaining system reliability and performance.Get Price
Steam Boiler Oxygen Scavenger - Water Treatment . WTPS52 is a volatile steam boiler oxygen scavenger for use in shell and tube and water tube boilers up to 200 bar. WTPS52 is based upon Carbohydrazide, and does not contribute to dissolved solids thereby reducing boiler blow down and improving boiler efficiency.Get Price
boiler feed water was 60 ppm and obtained reduction of dissolved oxygen equal to 96.8%. Minimum residual levels of sodium sulfite should be between 30 -60 ppm, where the boiler is operating below Get Price
Oxygen scavenger for boiler water and method of use. 0320085 - EP88306710B1 - EPO Application Jul 21, 1988 - Publication Jul 03, 1991 Ronald J. Christensen Llye H. Steimel.Get Price
26 26 To evaluate the suitability and efficiency of carbohydrazide as an alternative oxygen scavenger to hydrazine in the high-pressure boiler. To determine the consequences of degradation by- products on boiler system. To evaluate the ability of the alternative oxygen scavenger in forming and maintaining an oxide film in the boiler.Get Price
utilities have called for oxygen concentrations in boiler feedwater or closed heating/cooling systems to be kept below 5-10 µg/L (5-10 ppb). Achieving this low level of oxygen may require a combination of mechanical and chemical methods in steam and water systems such as the boiler system illustrated in Fig. 3.Get Price
Solubility - Completely Soluble in Water Specific Gravity - 1.001 Dosage and Method:-Chemtex's DEHA Based Boiler Oxygen Scavengers can be used in boilers of any pressure and can be fed into feed-waters. Total dosage of D.E.H.A is based on the total of Dissolved oxygen level and required product residual.Get Price
Fully Automatic 20t Oil Hot Water Boiler Armenia. Energy Saving 20t boiler Factory Price Armenia. 12 Ton condensing steam boilers Dealer - combined 12 ton fire tube steam boilers dealer. Slaughtering And Processing Hot Water Fire Tube Boiler Two sets of the 10ton/h wns fire tube oil gas steam boiler use for water gas boiler …Get Price
Product Details. Oxygen scavenger OC6316 Product Features and use 1.Chemical method to controlling the dissolved oxygen corrosion. 2.Widely used in midium pressure and high pressure boiler,especially works in low temperature conditionGet Price
• The addition of oxygen to a system with water and heat will initiate corrosion. • Heat, found in the feed water system, is a driving force for corrosion • Mechanical deaeration, can remove most, but not all of the oxygen from the water. • An oxygen scavenger is used to eliminate the remaining oxygen. • Properly applied, oxygenGet Price
Jan 26, 2013 · Oxygen scavengers are dosed in water where even the smallest amount of oxygen can cause corrosion to the system which could include piping and equipment made of commonly used materials of construction such as carbon steel . Beside the well-known application of treating Boiler Feed Water (BFW) with oxygen scavengers there are other applications Get Price
The corrosion distilled water and after adding three types of oxygen scavengers Hydroquinone, Ascorbic acid and Monoethanolamine in different concentrations 40,60 …Get Price
AGK-100 is a boiler and feed water treatment that provides an effective and easily applied program for the protection of all low/medium pressure exhaust gas economizers and auxiliary boilers using distilled water make-up. AMERSITE CHZ is an all-volatile, liquid oxygen scavenger and corrosion inhibitor for use in low-, medium-, and high-pressure Get Price
By using it the content of water dissolved oxygen can be lower than 0.5mg/L. It has met the national standard of boiler water. After the activation, sponge iron appear as iron tablets of sponginess and poriness, which provides the opportunity to react to …Get Price
Oxygen scavenger, alkalinity builder, phosphate treatment and sludge conditioner for low pressure boilers. Accepta 2324 is an ideal all-in-one water treatment chemical for low pressure steam boilers using softened make-up water. It reacts with oxygen to form products which have no adverse effect on boiler integrityGet Price
Boiler Water Oxygen Scavengers - Sulphite, Tannin, … Boiler Water Oxygen Scavengers – Sulphite, Tannin, DEHA, Carbohydrazide. In this technical article we look at the problems affecting boiler systems and how a well-planned boiler water treatment programme can help manage the problems of oxygen associated with corrosion in these systems.Get Price
EAUCHEM Product a specially tailored liquid product based on sodium sulphite for low and medium pressure boilers to prevent corrosion due to dissolved oxygen. The catalyst here enhances the performance of oxygen scavenger, and ensures the complete elimination of dissolved oxygen from the boiler feed water before it enters the boiler water drum.Get Price
Protects the boiler from oxygen corrosion. Catalysed product for very rapid action. Reacts at low temperature. Will act as an aid to mechanical desecration. Simple control test. Dosing Method: The recommended initial dosage is 0.15- 0.3 liters per ton of boiler water depending on the boiler pressure and dissolved oxygen. Check the sulfite level Get Price
Find here Coal Fired Steam Boilers, Powdered Coal Boiler manufacturers & OEM manufacturers India. Get Contact details & address of companies manufacturing and supplying Coal Fired Steam Boilers, Powdered Coal Boiler, Pulverized Coal Fired Boiler across India.Get Price
Boiler Water Oxygen Scavengers - Sulphite, Tannin, DEHA Get Price
It helps to instantly remove oxygen from the boiler feed water by converting itself to sodium sulfate. Equivalent or even better than MAXTREAT 3100 Properties Unit Typical Value Form and Appearance - White Powder pH (neat) pH 9.0 Solubility - 15-20g/100ml Cold Water Dosage and Method:-Chemtex's Boiler Catalyzed Oxygen Scavengers in Powder Get Price
Oxygen scavenger and passivator for steam raising plant, hydrazine replacement. Accepta 2512 is a high performance organic boiler water oxygen scavenger and passivator scientifically formulated for the treatment of steam raising plant. It can be used as a direct replacement for hydrazine, and contains 10% carbohydrazide. It is suitable for use in boilers of any pressure up …Get Price
Oxygen scavenger for boiler water and method of use . European Patent EP0320085 . Kind Code: B1 . Abstract: Abstract of EP0320085 An oxygen scavenger for boiler water includes ascorbic acid neutralized with diethylaminoethanol. The diethylaminoethanol provides condensate treatment for the long and short steam lines and improves the scavenging Get Price
Method for oxygen scavenging and scale prevention in boilers. European Patent Application EP0369584. Kind Code: A1. Abstract: Disclosed is a boiler chemical having both oxygen scavenging function and softening function. The boiler chemical contains a starch phosphate and/or a water-soluble salt thereof.Get Price
Stabilized sodium erythorbate boiler corrosion inhibitor compositions and methods US4891141A (en) * Liming: Liming: Dubois Chemicals, Inc. Oxygen scavenger for boiler water and method of use US4874541A (en) * Liming: Liming: Dubois Chemicals, Inc. All-in-one boiler water treatment compositionGet Price
Oxygen scavenger for boiler water and method of use. An oxygen scavenger for boiler water includes ascorbic acid neutralized with diethylaminoethanol. The diethylaminoethanol provides condensate treatment for the long and short steam lines and improves the scavenging of the ascorbic acid. 252/178, 252/188.28, 252/392, 422/16, 422/17.Get Price
Dissolved oxygen in feed water of boilers and other steam generating systems can cause serious Jonas, 1987). As for the chemical treatment, a method of adding an oxygen scavenger such as Get Price
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Organic oxygen scavengers are suited for high pressure (above 900 psig/62 barg) and high purity steam generation applications that are required to limit their intake of total dissolved solids (TDS). Features & Benefits. Benefits of treating boiler feedwater with oxygen scavengers. Treating your boiler feedwater with SUEZ's suite of oxygen Get Price
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