Engineering and services group Bilfinger has signed an agreement to acquire American water technology specialists Johnson Screens. Combining these activities with activities that already exist in the Group leads to the creation of a leading ...
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Literature
Internals for Radial Flow Reactors
When clean, high volume flow with minimal pressure drop is needed radial flow systems are your best choice. The direction of your process flow can have a lot to do with your overall process efficiency. ...
Literature
Internals for Axial Flow Reactors
Johnson Screens designs and manufactures a wide range of vessel internals for media retention. Amongst these innovative products is a line of internals used in down-flow or up-flow systems to retain the often-costly media and ...
Literature
The Myth of the 1000°F Vacuum Unit Cutpoint
Canadian Synbit and Dilbit crudes will come to make-up a substantial fraction of feedstocks to North American refineries. Today, however, for the most part refiners both north and south of the 40° parallel seem to ...
Literature
Why Do Many Crude/Vacuum Units Perform Poorly?
In many cases it’s because the original design was based more on virtual than actual reality. There is no question: computer simulations have a key role to play but it’s equally true that process design ...
Literature
Designing Deepcut Vacuum Units That Really Work
Every barrel of vacuum gas oil (VGO) you can save from being reduced to coke in the delayed coker unit is a barrel more that can go to the FCCU. That’s a good reason to ...
Literature
Nasty Stuff
Heavy crudes are here to stay. As long as oil prices remain high, Canadian, Venezuelan, Deep Water Gulf of Mexico, Mexican and other low API gravity crude oils will play an ever more important role ...
Literature
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 ...
Literature
Processing Heavy Canadian Crude
Reducing crude oil cost is the major incentive driving crude and vacuum unit projects to handle heavy Canadian crudes. But such crudes–Albian Heavy, Christina Lake, MacKay River and others derived from oil sands–today present refiners ...
Literature
Oil Sands Crude – Profits and Problems?
Canadian bitumen production currently runs about 1 MMbpd, with some being sold as Synbit and Dilbit. Over the next 10-12 years output is expected to increase to 3.5 MMbpd and more refiners will begin investing ...