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Technical & Practical

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Characterize Bulk Solids to Ensure Smooth Flow

To minimize problems associated with handling all types of bulk solids, engineers must adopt a systematic approach to characterizing the flow and mechanical properties of the materials under a variety of operating conditions Bins, hoppers, feeders, and conveyors handle bulk…

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Supply Chain Challenges and Solutions

Transportation is vital to the CPI, so here are some tips to keep your products moving as the market for hazardous-materials shipping continues to tighten All shippers strive to keep costs under control while simultaneously running smooth, efficient and time-sensitive…

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Methanol Production from Natural Gas

This column is based on “Economics of Methanol Production from Natural Gas,” a report published by Intratec Solutions. It can be found at: www.intratec.us/products/methanol-production-processes. Methanol (methyl alcohol) is an important chemical commonly used as a solvent, as a starting material…

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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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Shell-and-Tube Heat Exchangers: The Design Cycle

Following this step-by-step approach will ensure that the heat exchanger will perform as required when finally fabricated Shell-and-tube heat exchangers are among the most commonly used equipment in the chemical process industries (CPI), especially in petroleum refineries and chemical manufacturing…

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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…

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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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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…

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…