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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 retractable center feed injection device

The introduction of DeltaValve’s fully automated coke drum unheading valve in 2001 necessitated the development of side feed entry into the coke drum. No longer was it possible to feed resid into the coke drum through the bottom  ange as was standard with traditional manual ...


Recovering PGMs and other precious metals from spent petroleum processing catalysts

We’ll work together to maximize your returns, lower your costs, increase your profits, and assure your peace of mind. What do you expect from a precious metals refiner? Obviously you want the same qualities that other people expect from your organization: fair, straightforward treatment; ...


PROvantage™

Operate in higher propylene mode without changing your base catalyst. PROvantage olefin/octane enhancement additive provides refiners with the flexibility to operate in a high propylene mode without the activity dilution of the base catalyst inventory normally associated with high levels ...


State of the art nitrogen rejection technology

Around 30% less carbon dioxide (CO₂) than mineral oil products, and almost 45% less CO₂ than coal. It also releases around 90% less sulfur oxide and 80% less nitrogen (N₂) oxide than fossil fuels. In addition, advanced extraction technologies are unlocking new fossil hydrocarbon ...


STRATCO® XP2 technology for the STRATCO® CONTACTOR™ reactor

The STRATCO® XP2 technology is a Contactor™ reactor enhancement developed to improve the acid/hydrocarbon emulsion flow path near the tube bundle end of the Contactor. In the current design, emulsion flow leaves the annulus between the Contactor™ shell wall and circulation ...


Gas/Liquid separation technology

Sulzer is a major player in the field of gas/liquid and liquid/liquid separation technology, offering a full range of innovative products and related services. Our commitment to development of technology, combined with application knowhow and consistent fabrication standards ensures that ...


Tail-gas treating catalysts

Refineries and gas plants worldwide have reported lower operating costs, extended cycle lengths and reduced pressure drops as a result of installing Criterion’s state-of-the-art catalysts in their Claus tail-gas treating units. Well-operated Claus tail-gas units are increasingly ...


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 ...


Sulfur recovery - claus process

Applications: The Claus process has been developed to recover elemental sulfur from H2S containing gases originating from gas treating plants such as alkanolamine units or physical solvent plants. Modern Claus plants should be able to process H2S/NH3 containing gases as well, originating ...


Triple eccentric butterfly valve

Metal seated Butterfly Valve with triple eccentric offset Proven system for superior applications: Oxygen, gases, exhaust gases, fluids as well as abrasive and corrosive media.


Low density polyethylene technology and services

ExxonMobil licenses low density polyethylene (LDPE) technologies developed from over 45 years of LDPE production. Providing services under licensing agreements, ExxonMobil can present a unique combination of solutions to lower manufacturing costs and improve product performance in a variety ...


Selective catalytic reduction and catalytic oxidation

Reducing NOx and CO levels for simple-cycle systems, heat recovery steam generators, package boilers, and thermal oxidizers. UOP Callidus delivers technically superior emission control products and services to the power, petrochemical, and refining industries. Our Selective Catalytic ...


Converter - FCC co-catalyst for activity enhancement

Premium Technology: Based on our novel and commercially proven Distributed Matrix Structures™ (DMS) technology platform, Converter delivers activity enhancement with the added benefit of coke selective bottoms upgrading. Maximum Results by Design: The DMS matrix provides Converter ...


Maximum olefins additive

Fluid Catalytic Cracking (FCC) additive for maximum LPG olefins and gasoline octane enhancement BASF Catalysts proudly introduces the next generation of ZSM-5 based additives which flexibly and cost-effectively maximize LPG olefins and gasoline octane from the FCCU. ZSM-5 based additives ...


Burckhardt plate valve™

The long running valve best in O2 applications. Why the plate valve? The Burckhardt Plate Valve™ is of proven design, which has been continually optimized over the years. Special care has been given to improve the robustness and longevity of the valve plate, damper plate and the ...


Diesel dewaxing catalysts

Maximising middle distillate yields while maintaining excellent cold flow properties. In recent years, diesel dewaxing has emerged as a powerful technique for meeting product specifications and creating additional margin. To avoid wax compounds crystallising out and causing engine ...


Effective water removal creates extra capacity in your absorber-stripper

Free or soluble water carrying over from the FCC or Coker Main Fractionator overhead systems can cause foaming problems and flooding in the Absorber-Stripper columns. Column designs that incorporate effective water removal can free-up capacity for valuable naphtha or LPG production. The ...


F-Grid™: conventional grid

Sulzer Chemtech has broadened its portfolio to offer F-Grid for conventional grid applications. F-Grid is available in two styles in order to best match the needs of the application. F-Grid 2 is used for higher capacity applications while F-Grid 3 is used for high efficiency applicati ...


Quantifying FCC catalyst accessibility

Accessibility is related to the mass-transfer characteristics of an FCC catalyst. Albemarle has developed a quantitative laboratory test that measures the accessibility of FCC catalyst particles: the first such measurement in the history of FCC. This test has dramatically altered the way ...


Proserpack™ combined exchanger - separator

Proserpack compact integrated heat exchanger – separator, simplifies NGL recovery by implementing 3 process steps (2 heat exchangers and the turbo-expander suction drum) in a single equipment item. The heat exchanger is a PACKINOX multi-fluid plate exchanger.


LRT FCC catalysts

Albemarle’s low rare earth technology (LRT) products. Driven by its goal to provide customers with comprehensive, economic catalyst solutions and the surge in global rare earth prices, Albemarle has developed and commercialized a range of LRT products. The catalysts available for ...


Sulfur recovery - subdewpoint - SUPERCLAUS® process

Applications: The SubDewPoint (SDP)-SUPERCLAUS® combi-process is a convenient solution for existing SDP units to increase the overall sulfur recovery to at least 99.5% without any further tail gas clean up. Description: The SDP-SUPERCLAUS® process adds the selective oxidation ...


SPREX® & SPREX®CO2: bulk acid gas removal from highly sour gas

Process Principle: Bulk H2S or CO2 removal from highly sour gas by high pressure cryogenic distillation - Conventional distillation column with no hydrates or solid products formation - Separated acid gases are recovered liquid at high pressure and easily pumped back into reservoir - Final ...


Hyper compressor

The Hyper Compressor is a high-pressure reciprocating compressor for low density polyethylene plants and compress ethylene with discharge pressure up to 3’500 bara (50’000 psia). Burckhardt Compression has an outstanding experience of over 55 years in manufacturing Hyper Compressors. ...


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 ...


Tower field service, maintenance, revamps and installation

Worldwide maintenance and installation services. Since 1971, Tower Field Service (TFS) has been a tower specialist performing tray and packing installation, tower maintenance, and plant turnaround projects. Years of successful tower and vessel experience assures our customers of a partner ...


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 ...


ProTreat® mass transfer rate based simulation

ProTreat - the only true mass and heat transfer rate-based simulator specifically for gas treating. ProTreat is the industry’s most advanced simulation tool for gas treating.  Because it is rigorously  mass-transfer  rate-based,  it  offers  the  ...


Maximizing light cycle oil recovery in the FCC main fractionator

Refiners operating FCCU's have adjusted their operating strategies to maximize light cycle oil production to meet the increased demand for automotive diesel. Catalyst formulations and reactor conditions can alter yields, but the refinery cannot take full advantage of the increased LCO ...


Opportunity knocks

A group of interesting articles* deals with opportunity crudes, a mixed breed that includes very heavy, sour and high total acid number types as well as those with unexceptional naphthenic acid content but which do have significant concentrations of aliphatic acids or possess the ability ...


CATnap delivers faster, safer catalyst changeout

Is a dust-fee catalyst changeout process that should save you over 24 hours in your initial reactor shutdown timeline. Its also a safer process (non-inert-entry) that reduces the hazards of handling, transporting and storing passivated catalyst. And CATnap renders the catalyst non-pyrophoric ...


Purge gas recovery

High-quality, customised solutions for the recovery of valuable gases from ammonia synthesis purge streams. Faced with strong competitive pressures, operators of ammonia synthesis plants are often keen to increase cost efficiency. The recovery of valuable gases from the purge gas stream ...


Structured packings for distillation, absorption and reactive distillation

This brochure was reviewed and supplemented recently. It therefore provides a complete, up‑to‑date overview of packings available from Sulzer Chemtech. Also included is a summary covering the essential column internals and our technical services. More detailed product information, ...


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 ...


Gasification – converting the bottom of the barrel into valuable products

Traditionally, crude-oil residues have been sold as marine bunker fuel or used on-site as furnace fuel. However, with changing legislation, refineries are under pressure to reduce both their emissions and the sulphur content of their products; in addition, the market for fuel oil is shrinking.   The ...


EDV wet scrubbing systems reduction of particulates SO2, SO3, and NOX

EDV® Wet Scrubbing operates on the principles of saturation, absorption, condensation, and filtration. Specialized vessels and spray nozzles are used to control a variety of pollutants with system configured for each application’s requirements. Longer operating campaigns and ...


Gas processing

ProMax® is a powerful and versatile process simulation package that is used worldwide to design and optimize gas processing, refining and chemical facilities. Totally integrated with Microsoft Visio®, Excel® and Word®, ProMax is the best simulation tool for designing gas ...


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 ...


Improved technology for carbon capture & storage saves capital cost

Total man-made carbon dioxide (CO2) emissions in the world today amount to approximately 30 Gigatons per year, with fossil fuel-based power stations contributing in excess of 30% of this total. Carbon Capture is an energy intensive process, buy Sulzer’s specialized technology allows ...