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Description: ExxonMobil’s PxMax? process is the industry benchmark Selective Toluene Disproportionation (STDP) process. The technology, based on the ex-situ selectivated EM-2300 catalyst, offers unmatched paraxylene selectivity and product yields, as well as exceptionally long and stable
- Form: Liquid / Solution
- Function: Catalyst
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Supplier: Technic, Inc.
Description: A sulfate based chemistry that utilizes a proprietary palladium complex to create a precision catalyst for selective plating of electroless nickel on copper traces and pads. The palladium complex controls the exchange reaction of Pd for Cu during catalyzation and improves the stability
- Function: Catalyst
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Supplier: Cleaver-Brooks
Description: SCR uses ammonia as a reducing agent, which is introduced into the flue gas stream. This mixture then comes in contact with a catalyst, selectively transforming the NOx into harmless nitrogen and water. With the addition of SCR, NOx emissions can be reduced down to 1 ppm.
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Description: Octane increase in the full reformate BenzOUT technology advantages and economical benefits Conversion of 95%+ of the benzene in a reformate stream: highly selective and stable catalyst enabling the process to run at a very high benzene conversion to
- Form: Liquid / Solution
- Function: Catalyst
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Description: High energy efficiency Low consumption of HP steam Low Initial Capital Investment High selectivity to EB reduces distillation column sizes High activity catalyst enables a smaller reactor volume and catalyst quantity High catalyst
- Form: Liquid / Solution
- Function: Catalyst
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Description: minimize raw material consumption Low B/P and B/PIPB ratios minimize recycle and energy consumption Lower Capital Investment High selectivity to cumene reduces distillation column sizes High activity catalyst enables a smaller reactor volume
- Form: Liquid / Solution
- Function: Catalyst
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Supplier: Branch Environmental Solutions
Description: Removal of Oxides of Nitrogen – N0x can be achieved by injecting Ammonia into the air and passing the resulting mixture over a catalyst. Selective Catalytic Reduction – SCR involves the use of a catalyst that is selective to promote the reaction of Ammonia and N0x to form
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Supplier: INDECK Power Equipment Company
Description: Product Sheet An Engineered System Designed to Reduce NOx Emissions Indeck's engineering team designed the IndeckSelective Catalytic Reduction (I-SCR) system to meet the most stringent requirements for emission control. The I-SCR system uses a selective catalytic
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Supplier: SAE International
Description: In recent years, catalyst systems such as a lean NOx trap (LNT) catalyst system and a urea selective catalytic reduction (SCR) system have been developed to obtain cleaner diesel emissions. At Nissan, we developed an emission control system for meeting Tier 2 Bin 5 requirements
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Supplier: SAE International
Description: Selective Catalytic Reduction (SCR) catalysts have been demonstrated as effective for controlling NOx emissions from diesel engines, maintaining high NOx conversion even after the extended high temperature exposure encountered in systems with active filter regenerations. As future
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Supplier: SAE International
Description: Ammonia adsorption on the catalyst surface is a crucial step in the selective catalytic reduction of nitrogen oxides over zeolites with NH 3 as the reducing agent. In this study, two small pore zeolites with chabazite frameworks, H-SSZ-13 and Cu exchanged SSZ-13, are examined.
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Supplier: SAE International
Description: hydrothermal aging on NH\u2083 oxidation was more complicated. Generally, aging reduced NH\u2083 oxidation activity, but it did not change monotonically with aging extent and neither did NO x produced via NH\u2083 oxidation. However, the highly aged catalyst did produce a high
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Supplier: ASTM International
Description: in a hydrothermal environment resulting in destruction of the zeolitic portion of the catalyst. Nickels principle effect is to poison the selectivity of the FCC catalyst. Hydrogen and coke production is increased in the presence of nickel, due to the dehydrogenation activity of
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Supplier: ASTM International
Description: 1.1 This guide covers the deactivation of fluid catalytic cracking (FCC) catalyst in the laboratory as a precursor to small scale performance testing such as catalyst activities (Test Method D3907) or activities plus selectivities (Test Methods D5154 and D7964). FCC
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Supplier: ASTM International
Description: in a hydrothermal environment resulting in destruction of the zeolitic portion of the catalyst. Nickel’s principle effect is to poison the selectivity of the FCC catalyst. Hydrogen and coke production is increased in the presence of nickel, due to the dehydrogenation activity of
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Supplier: ASTM International
Description: in a hydrothermal environment resulting in destruction of the zeolitic portion of the catalyst. Nickel’s principle effect is to poison the selectivity of the FCC catalyst. Hydrogen and coke production is increased in the presence of nickel, due to the dehydrogenation activity of
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Supplier: Cleaver-Brooks
Description: -side pressure drop and smaller forced-draft fans Superheat option available Dual burners for some applications Can accommodate selective catalytic reduction (SCR) and CO catalyst
- Features: Superheater
- Fuel Type / Heat Source: Gas (Natural / Propane)
- Maximum Pressure: 1500 psi
- Maximum Temperature: 1050 F
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Supplier: Cleaver-Brooks
Description: . Features: Furnace construction utilizes a welded-membrane wall design Convection or radiant superheaters Large, water-cooled, gas-tight furnace areas Boiler wall constructions are 100% water-cooled and refractory-free Only single-source supplier for integrated boiler, burner, and control solutions
- Fuel Type / Heat Source: Gas (Natural / Propane)
- Maximum Pressure: 1500 psi
- Maximum Temperature: 1050 F
- Orientation: Vertical
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Description: , provides a lower center of gravity, which increases lateral stability and eliminates the need for wide, low profile tires. In compliance with iT4 emissions regulations, the DA30 engine utilizes Selective Catalyst Reduction (SCR) with Diesel Exhaust Fluid (DEF) to reduce
- Horsepower: 375 HP
- Load Capacity: 61279 lbs
- Operating Weight: 113318 lbs
- Travel Speed: 34.2 miles/hr
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Supplier: MacDermid Alpha Electronics Solutions
Description: MID specific process designed to operate at low metal concentrations, enabling lower operating costs and exceptional solderability. Product Overview Delivering consistent selectivity on a wide variety of materials and catalysts, our final finish solutions enable more complex
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Supplier: Cleaver-Brooks
Description: -cooled, gas-tight furnace areas Boiler wall constructions are 100% water-cooled and refractory-free Only single-source supplier for integrated boiler, burner, and control solutions Radiant superheater designs are available Can accommodate selective catalytic reduction (SCR) and CO
- Features: Superheater
- Fuel Type / Heat Source: Gas (Natural / Propane)
- Maximum Pressure: 1500 psi
- Maximum Temperature: 1050 F
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Description: productivity. In compliance with iT4 emissions regulations, the DA40 engine utilizes Selective Catalyst Reduction (SCR) with Diesel Exhaust Fluid (DEF) to reduce emissions. To learn more about the technology strategy, review the Doosan Tier 4 resources.
- Horsepower: 500 HP
- Load Capacity: 88185 lbs
- Operating Weight: 158292 lbs
- Travel Speed: 34.2 miles/hr
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Supplier: Gelest, Inc.
Description: reduction of enones to saturated ketones Shows better selectivity than LAH in the reduction of oximes to alkoxyamines. Extensive review of silicon based reducing agents: Larson, G.; Fry, J. L. "Ionic and Organometallic-Catal yzed Organosilane Reductions", Wipf, P., Ed.; Wiley
- Flash Point: 100 F
- Ionic Component: Metalloids (B, Si, Ge, etc.), Non-Metals (C, N, O, P, S)
- Purity: 97 %
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Supplier: Gelest, Inc.
Description: zinc hydride catalyst Silylates 1,2-diols in presence of tris(pentafluorophen yl)borane Reduces a-halo ketones in presence of Mo(0) Used in enantioselective reduction of imines Reduces thio esters to ethers Selective reduction of esters
- Flash Point: 208 F
- Ionic Component: Metalloids (B, Si, Ge, etc.), Non-Metals (C, N, O, P, S)
- Purity: 97 %
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Supplier: Gelest, Inc.
Description: Forms enol silyl ethers in ionic liquids Nafion SAC-13 has been shown to be a recyclable catalyst for the trimethylsilylation of primary, secondary, and tertiary alcohols in excellent yields and short reaction times Summary of selective deprotection conditions is provided in Table 7
- Flash Point: 108 F
- Ionic Component: Metalloids (B, Si, Ge, etc.), Non-Metals (C, N, O, P, S)
- Purity: 95 %
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Supplier: Gelest, Inc.
Description: Additional Properties Hydrolytic Sensitivity 7: reacts slowly with moisture/water Application Selectively silylates equatorial hydroxyl groups in prostaglandin synthesis.1 Stronger silylation reagent than HMDS; silylates amino acids.2
- Flash Point: -2.2 F
- Ionic Component: Metalloids (B, Si, Ge, etc.), Non-Metals (C, N, O, P, S)
- Purity: 97 %
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SELECTIVE CATALYTIC REDUCTION Removal of Oxides of Nitrogen – N0x can be achieved by injecting Ammonia into the air and passing the resulting mixture over a catalyst (read more)
Browse Selective Catalytic Reduction (SCR) Systems Datasheets for Branch Environmental Solutions -
How does SCR work? Catalysts perform by lowering the temperature required to allow a chemical reaction to occur. In this case, a reduced nitrogen compound (ammonia or urea) is introduced into the air. The "oxidized (read more)
Browse Selective Catalytic Reduction (SCR) Systems Datasheets for Branch Environmental Solutions -
, and other products. Residue fluid catalytic cracking is the primary technology to upgrade to light products from heavy feed stocks. To ensure oil refineries work efficiently with reduced operating costs and remain competitive our expertise in designing highly efficient RFCC cyclone systems is needed (read more)
Browse Selective Catalytic Reduction (SCR) Systems Datasheets for Ducon Environmental Systems
Conduct Research Top
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MIDW TM as a drop-in catalyst solution: Benefits of upgrading to a highly isomerization-deselective distillate dewaxing catalyst
ExxonMobil's highly isomerization-selective MIDW TM distillate dewaxing catalyst helps refiners, such as Silver Eagle Refining, increase profitability and lower operating costs by reducing LPG yields, improving diesel yields, lowering hydrogen consumption and improving distillate product quality.
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Indicates content that may require registration and/or purchase.
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Tuning of the Engine Control Variables of an Automotive Turbocharged Diesel Engine via Model Based Optimization
Furthermore, the recourse to after treatment devices for particulate matter (e.g. Diesel Particulate Filter - DPF) or NOx (e.g. DeNox catalyst, Selective Catalyst Reducer - SCR), can address the control design toward the minimization of just one of the two pollutants.
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Alstom Secures Contracts To Reduce Emissions At Power Plants In The USA, Saudi Arabia And Taiwan
Alstom's consortium partner, Cerrey SA de CV is responsible for the design, fabrication and delivery of 6x80 MW oil and gas-fired boilers and Alstom for the AQCS system, consisting of a Selective Catalyst Reducer and Alstom's patented NID flue gas desulphurization …
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Investigation of the Acoustic Performance of After Treatment Devices
These devices include Diesel Particulate Filters, Diesel Oxidation Catalysts , and Selective Catalytic Reducers .
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Special SCR-Dossier: SCR | Techniques of the Ingénieur
a catalyst and especially the catalytic selective (technique SCR reduction for Selective Catalytic Reduction the reaction rate.
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Investigation of the Acoustic Performance of After Treatment Devices
One way of mitigating both exhaust emissions and noise is via the use of after treatment devices such as Catalytic Converters (CC), Selective Catalytic Reducers (SCR), Diesel Oxidation Catalysts (DOC), and Diesel Particulate Filters (DPF).
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ZnO sensing structure for
detection
NH3 is used as a reducer in selective after-burning nitrogen oxides (NOx) in catalysts .
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http://dspace.mit.edu/bitstream/handle/1721.1/47860/432313040-MIT.pdf?sequence=2
To this day, elimination of NOx particles in the exhaust system has been difficult, with only very recent success achieved using urea as a SCR ( selective catalytic reducer ) and unconfirmed rumors of a successful Nissan catalyst that does not require urea for …
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http://www.jim.org.cn/fileup/PDF/2011-26-3-311.pdf
The catalytic activity of the catalyst on selective catalytic reduction (SCR) of NO with C3H6 as reducer was studied, and the influence of the reaction temperature, catalyst component, calcination temperature, reactant ratio and space velocity on the catalytic activity were investigated, respectively.
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Mixed oxides as catalysts for the selective reduction of nitrobenzene
The activity of PbO/Mn304 catalysts , in the selective reduction ofnitrobenzene, with and with- out methane as an external reducer .