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Particle-sizing technology selection

Size range is a defining consideration when it comes to choosing a particle-sizing technology for your product or process. However, whether measuring droplets or powders, on plant or in the laboratory, for quality control (QC) or to troubleshoot – there…

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Aniline Production from Nitrobenzene

This column is based on “Economics of Aniline Production from Nitrobenzene,” a report published by Intratec. It can be found at: www.intratec.us/products/aniline-production-processes. Aniline, also known as amino benzene or benzenamine, is an aromatic amine with the formula C6H5NH2. It is…

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Materials Management — Evolving the Process for an Evolving Marketplace

The case examples presented here show that proper planning, communication and execution of tasks can add value and reduce unintended negative consequences for many capital-intensive projects Materials management means something different to different groups of people. For the engineering and…

The Relationship Between Materials Selection and Machining Processes

An awareness of the impact of materials selection on the machining processes for small, complex components can affect overall end-product quality and costs The importance of material selection for small, complex components found in equipment critical to the chemical process…

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Superheater Problems in Steam Generators

Knowing the features of a good boiler will prevent problems associated with a poor design Oil- and gas-fired package steam generators (or boilers; Figure 1) are used in chemical plants, power plants, petroleum refineries and in cogeneration plants to generate…

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Weighing Equipment Selection

The number of options available for scales and weighing equipment can make it difficult to determine which instruments will offer the best value and which will meet the application requirements (Table 1). Focusing on the following ten areas can help…

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Acrylic Acid Production via Propylene Oxidation – By Intratec Solutions

Acrylic acid is a moderately strong carboxylic acid primarily used as an intermediate in the production of acrylate esters. These acrylate esters are then mainly used to manufacture adhesives, plastics additives, coatings, paints and textiles. The process Figure 1 depicts…

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Managing Small and Medium-sized Capital Projects

A real-life example is provided to show how to stay on program and within budget Over the past few years, much has been written in the trade press about how to manage large, $1- billion-plus plant-construction and expansion projects in…

PSA Technology: Beyond Hydrogen Purification

Pressure swing adsorption technology is well known for H2 purification applications, but the technique can also be used for other gas-separation processes in petroleum refining facilities Pressure swing adsorption (PSA) is a well-established process for the separation and purification of…

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Illuminating Process Vessels: Advantages of Diffused Light

Don’t panic — What appear to be scratches on a vessel may be an illusion caused by improperly applied LED lighting Imagine looking into a sight glass for a routine tank inspection, and seeing for the first time numerous scratches…