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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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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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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…

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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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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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…

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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Technology Profile: L-lysine HCl Production from Glucose

Amino acids are the basis for all proteins and are considered building blocks of life. Among them, lysine (biologically active in its L-stereoisomer form) is one of the essential amino acids not synthesized biologically in the body. In this context,…

Facts at your Fingertips: Process Hazards Analysis Methods

Different methodologies are available for conducting the structured reviews known as process hazards analyses (PHAs) for new processes. PHAs are often conducted or moderated by specialists, with participation by the design team, representatives of the facility owner, and experienced process…