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Chemical and Process Engineering Resources

Separation Technology

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Why choose "disposable" carbon filtration over a regenerative approach?

What is a thermosiphon reboiler?

How can VOCs (volatile organic compounds) be recovered from beds of activated carbon?

Where can I find vapor-liquid equilibrium (VLE) data for an ammonia-water system?

What is an emulsifier?

What are coalescers used for?

Why is it sometimes necessary to distill under a vacuum and what are the special considerations involved?

How can a vortex be prevented at the bottom of a separation column?

How does particle size affect the appearance of an oil emulsion in water?

What is dissolved air flotation?

What factors should be considered when choosing a solvent for liquid-liquid extraction?

How can air flotation be used to separate emulsions?

Where can I find information about:1. Solubility data for sodium sulfate in water 2. Technologies for effluent treatment

What is induced air flotation?

What are some good internet references for ion exchange?

What are the typical operating ranges of filter presses?

What are some possible reactions to increasing the pressure in an absorption column?

What is a Zeta potential?

What is a good method for calculating the K-values for fatty acids?

What methods are available for removing sulfur containing compounds from wastewater treatment streams?

How are streams treated to remove PCB's (Polychlorinated biphenyls)?

What are some common chemicals used to demulsify oil found in wastewater?

What do the different equilibrium diagrams look like for different separation processes?

How can the water removal of anaerobically digested municipal sludge be improved?

What is the standard method of cleaning carbon dioxide streams from ethanol plants?