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Literature

High aromatic/nitrogen feeds cause rapid initial deactivation in pilot plants

A feed sent to C Solutions in Thessaloniki, Greece caused catalyst to deactivate very rapidly when introduced on day one of a pilot plant run.  Analysis showed the feed to be full of high boiling aromatics and high in nitrogen. The pilot plant run was restarted with the usual ...


Compressor solutions for LNG terminal applications

Growing natural gas markets: Demand for environmentally friendly natural gas as a fossil fuel will continue to increase over the long term. Replacing the liquid fossil fuels of diesel, gasoline and oil with natural gas would reduce global carbon dioxide emissions by about 30%. Coal and ...


Advanced rental flare technology

Rental Services: The UOP Callidus Rental Group has the unique ability to bypass the normal work flow with our own project design and management team to fulfill all of our customer’s rental needs. If it’s not in our vast inventory of existing parts and equipment, we can create ...


SOxMASTER-2™

Optimal SOx reduction without rare earth for partial- and full-burn units. SOx reduction additives are designed to capture and remove the oxidized sulfur compounds present in the FCC unit regenerator and release them in the FCC riser. On release, the sulfur exits the FCC unit as hydrogen ...


High sulphur recovery at low cost with SmartSulf™

Process Principle: Thermal stage: acid gases are burnt with air to produce sulphur at high temperature thanks to Claus reaction. COS and CS2 hydrolysis: COS and CS2 from the process gases are hydrolyzed at high temperature in the first zone of the SmartSulf™ reactor operating in ...


Tracerco Diagnostics™

Providing real time measurement technologies to assist with critical decision making. Tracerco Scanning Services TRU-SCAN® Application. Do you have problems with the operation of your stripper/absorber or fractionation tower? Is this limiting production? Do you want to reduce your ...


Important tray design features that improve column operating reliability

How often does Maintenance personnel open a column during a shutdown and find tray panels fallen without any obvious damage? How about tray valves stuck in the bottoms pump suction? While the initial reaction may be to blame faulty installation where the hardware was not properly tightened, ...


Cutting-edge catalysts for ethylbenzene production

ExxonMobil zeolite catalysts: Producing the majority of the world's ethylbenzene. ExxonMobil’s zeolite catalysts are the heart of the Badger EBMax℠ process. Originally developed by Mobil Oil, the MCM-22 family of zeolite catalysts revolutionized the production of ethylbenzene (EB). With ...


CORAL™ FCC catalysts

Improving residue FCC unit performance through enhanced catalyst accessibility. Mass transfer limitations. Many FCC units experience losses in conversion and bottoms selectivity as a result of mass-transfer limitations. These are due to the problems that high-molecular-weight, sterically ...


Reducing flare emissions

UOP Callidus Technologies by Honeywell, a leading provider of flare systems, is pleased to offer our Flare Gas Recovery (FGR) technology in conjunction with its broad range of flare system capabilities. With a heritage of technical expertise, UOP Callidus prides itself in providing economical ...


Sulfur speciation analysis helps with feedstock management

Cycle life for successive runs on this diesel hydrotreater has varied from 6 to 18 months.The cycle history was analyzed to assess the difficulty of processing varying feeds. Sulfur speciation analysis enabled measurement of difficult sulfur in the feed components. The unit’s cycle ...


DeltaValve coke drum bottom unheading valve

Redesigned with smaller body and bonnet components, the new bottom unheading valve is lighter than earlier versions, maintaining its reputation as the smallest and lightest fully automated bottom unheading valve in the industry. The small footprint of this bottom unheading valve makes ...


Isomalk-4 C7 paraffin isomerization technology

Isomalk-4 is a low-temperature isomerization technology for processing C7 paraffins contained in wide-range naphtha streams. In a conventional refinery configuration, C7 paraffins are distributed to the C5-C6 isomerization unit and the reformer. These components have a high X-factor that ...


Separation technology

Sulzer Chemtech produces a wide array of tower internals. With this broad spectrum of custom-designed fractionation trays, random and structured packing we can meet any process requirement in any size tower throughout the chemical, refining, petrochemical, and gas processing industries. ...


Laby®-GI

The Laby®-GI has a fully balanced design that eliminates unbalanced moments and forces, so it can be used on offshore vessels and installations. The Laby®-GI Compressor is mostly used for compression of LNG boil-off gas and it features the proven labyrinth sealing system, widely ...


STRATCO® alkylation technology

In January 2003, DuPont acquired the alkylation division of STRATCO, Inc., a leading alkylation technology licensing company servicing oil refineries throughout the world. Assets acquired include the STRATCO® brand name and technology, intellectual property, a global customer base, ...


Rosemount™ X-well™ technology

Accurately measure process temperature without a thermowell or process penetration. CHALLENGE: Surface temperature measurement does not provide an accurate or repeatable representation of the internal process temperature. Conversely, while accurate, temperature measurement points using ...


CHM mixing valve for hot gases

CHM valves are designed to mix hot gas of a furnace with cold gas down to a defined temperature. A refractory lining makes the valve suitable for applications where high temperatures may occur. Applications: - Refining, desulphurization - for all applications where gases have to be ...


Sulfuric acid alkylation technical services

Maximise the performance of your alkylation unit. As the world leader in sulfuric acid alkylation, DuPont has extensive experience and know-how that can support your alkylation unit, either on an as needed or ongoing basis. Whether it’s troubleshooting, optimizing operations, supporting ...


BELCO® marine systems

DuPont™ BELCO® Marine Scrubber Systems for ship exhaust gas cleaning reduce SOx emissions from ship engines, boilers and heaters. Our systems enable vessels to meet sulphur emission limits as required by IMO MARPOL Annex VI regulations without switching to low-sulphur fuel. BELCO® ...


Maximize PX production/reduce losses/debottleneck your facility

Maximize PX production/reduce losses / debottleneck your facility. The XyMax℠-2 Process is the latest generation of vapor phase isomerization technology and the LPI Process is the latest generation of liquid phase isomerization technology. These isomerization processes are also licensed ...


How to evaluate, select, and work with a precious metals refiner.

Precious metals are used in many processes and products for facilitating and/or speeding chemical reactions, pollution abatement, chemical/pharmaceutical production, electroplating, automotive catalytic reactors, jewelry, film, and hundreds more. Escalating values of most precious metals ...


Make your feeds more valuable with FLEXICOKING™ technology

FLEXICOKING™ technology is a commercially proven, cost-effective, continuous fluidized bed process that thermally converts heavy feeds to lighter products and flexigas. FLEXICOKING technology, as an integrated process, offers great flexibility when upgrading residuum, as it provides ...


Ariel CNG compressors

Ariel compressors are operating in Compressed Natural Gas (CNG) stations around the globe. In over 100 countries, Ariel has built a reputation for safe, rugged and longlasting equipment. Utilized in CNG services providing 125 to 1,250+ scfm (200 to 2,000+ nm/h), Ariel compressors are paired ...


Sulfur handling - Shell sulfur degassing process

Applications: The Shell Sulfur Degassing Process has been developed to remove H2S and H2Sx from liquid sulfur eliminating potential toxic and explosion hazards associated with handling, transport and storage of liquid sulfur. Elemental sulfur produced by the Claus process contains both ...


PROGNOST customer support

Lifecycle Partnership. When PROGNOST Systems project managers finalize the installation of your new system, it doesn’t mean you are on your own. Our Customer Support team stands by in the critical moments of initial system and machinery start-up. Our ultimate goal is for all PROGNOST® ...


A single integrated vacuum system

Failure to design the vacuum unit as an integrated system will invariably result in unsatisfactory yield and poor product quality (high vanadium, nickel, microcarbon, or asphaltenes), and ultimately, an unscheduled shutdown. To avoid these revamp problems the charge pump, fired heater, ...


Refining catalysts – market-leading, high performance hydroprocessing solutions

Increasingly stringent fuel and environmental regulations, heavier crudes and feedstocks, and soaring energy demand have created complex, and sometimes conflicting, challenges for refiners operating hydroprocessing units. In response, many refiners are building new licensed units or revamping ...


Sindie 2622 - sulfur analysis with compliance flexibility

The Sindie 2622 benchtop analyzer complies with ASTM D2622, D7039 and ISO 20884 methods, enabling complete flexibility in sulfur analysis. No compromises in detection, performance and reliability - the SINDIE 2622 analyzer is the ideal sulfur analytical solution from ultra low sulfur diesel ...


Improve fouling resistance in your wastewater benzene stripper

Benzene stripper columns, built so that refineries can meet the National Emissions Standards for Hazardous Air Pollutants (NESHAP), operate with several unique conditions – low vapor rates, high liquid loads, and a high tendency toward fouling make designing well-balanced, effective ...


Improve separation in your column by increasing the number of trays

Refiners often face revamp challenges when trying to improve separation within an existing column. Improving diesel recovery from gas oil, splitting benzene precursors from naphtha reformer charge, or simply minimizing product overlaps after capacity creep can all be difficult when limited ...


Liquid-liquid separation technology

In industrial process equipments liquid-liquid mixtures are produced by essentially two different mechanisms. a) Mixing of the phases in either purpose built equipment, mechanical mixers, static mixers where pressure energy is applied to increase the surface free energy of the fluids to ...


Chemical process industry

The chemical process industry has always been the driving force for Sulzer Chemtech’s innovations. In the early 1960’s, the stringent requirements for the purification of heat-sensitive fragrances led to the development of the Sulzer Packing BX, which set a new standard for ...


Gain 5-10% efficiency with this simple 4-pass tray revamp

The design of 4-pass trays can be complex. It not only requires a close evaluation of the mechanical design but also the process response to that design at various flow rates. The balancing of the fluid flows across the tray can have a substantial effect on the tray performance, namely ...


Sulfur measurement advanced - a new 4294 analyzer

The Petra series delivers high-precision D4294 sulfur analysis across a broad measurement range. Petra MAX™ delivers D4294 sulfur analysis in addition to 12 elements from P to Zn, for rapid monitoring of critical elements like Ca, Fe, K, Ni, and V at sub-ppm levels. Advanced Sulfur ...


Laby® Compressor

The Laby® Compressor represents unbeatable reliability and availability, thanks to its unique labyrinth sealing system on piston and piston rod gland that allows oil-free and contact-free compression. The result is an extended MTBO (meantime between overhaul), that has a positive impact ...


MEG regeneration & reclaiming technology

Benefits of Installing a MEG Recovery Unit - Strong increase in demand for natural gas leads to more development of deep offshore gas deposits with deeper wells, longer subsea pipelines, higher pressures and lower temperatures. Under such conditions, hydrate formation - that blocks flow ...


BLASCH HexWall™

For sulfur recovery, sulfuric acid plant sulfur burners and spent recovery furnaces. BLASCH HexWall™ is a versatile, mechanically stable system consisting of a series of stackable six-sided blocks incorporating alternating tabs and slots on each side that are designed to ensure the ...


IFPACC™ a new generation of structured packings for gas treatment

A joint development between IFP Energies nouvelles and PROSERNAT. Characteristics: A novel structured packing geometry, Adapted to the constraints of acid gas removal by amine solvents, Geometric area of 200 m2/m3, Tested at industrial scale (Ø 1 m column), High effective to geometric ...


Stratco® alkylation technical services

As the world leader in sulfuric acid alkylation, DuPont has extensive experience and know-how that can support your alkylation unit, either on an as needed or ongoing basis. Whether it’s troubleshooting, optimizing operations, supporting maintenance, turnaround consulting, training, ...