The primary Waste Heat Boiler (WHB) in an ammonia plant experienced cap leaking and the outer tube rupture after ten months since the last kaiser copy stands repair and replacement (total retubing).The leaking cap and the outer tube materials are low carbon steel SA-204 Gr.B and SA-209 Gr.T1a.The inappropriate vertical part of the leaked cap, which
The South African Network of Data and Information Curation Communities (NeDICC) was formed to promote the development and use of standards and best practices among South African data stewards and data librarians (NeDICC, 2015).The steering committee has members from various South African HEIs and research councils.As part of their service offerings
Abstract Adequate bowel cleansing is crucial for endoscopic diagnosis and treatment, and the recovery of gut microbiota after intestinal cleansing is also important.A hypertonic syrup predominantly comprising l-arabinose and d-xylose (20% xylo-oligosaccharides) can be extracted from the hemicellulose of corn husks and cobs.l-Arabinose and xylo-olig
A computational approach was used to analyze the FTIR spectra of a wide range of treated and untreated lignocellulosic biomass (coconut husk, banana trunk, sago hampas, rice husk, and empty fruit bunch).The biomass was treated with strong sulphuric acid usc trojans snapback hat and NaOH, respectively.A total of 87 spectra were obtained in which the