Sentence examples for magnesia and the from inspiring English sources

A multi layer core catcher comprising of a sacrificial layer of Molybdenum, delay bed of thoria or magnesia and the bottom most base layer made of SS316LN is proposed and its adequacy is substantiated by heat transfer analysis.

The next two steps are firstly the precipitation of struvite crystals done by adding a crystallization reagent (magnesia) and secondly the filtration of the crystals.

The addition of very fine crushed quartz filler from 10 to 40%, as a partial replacement for the magnesia and silica fume, further improved the rheology of the mixture allowing for a workable mix with a w/c = 0.30.

LA-ICP-MS analyses indicate approximately 3 4wtt% magnesia and potash in the red and blue enamels.

The Mg-treated NFs were immersed in 1 M HCl solution for 4 h to dissolve the magnesia and then washed using water to obtain the porous Si NFs, followed by drying for 6 h in a vacuum oven.

All of the catalysts showed comparable results, especially the magnesia- and the niobic acid-supported catalysts resulted in high activity at 700 °C, whereas a few of the niobia-supported catalysts achieved complete CH4 conversion.

The main variables considered are the spinel content and grain size, the effect of calcium aluminate cement and hydratable alumina on the general castables' properties, the influence of different alumina and magnesia sources and the silica fume content.

The majority of the glasses have magnesia and potash levels below 1.5%, which is the generally accepted cut-off between mineral soda and plant ash glasses [49].

Microstructural analysis revealed that spinel phases aided to develop a strong bond between the magnesia and calcium zirconate refractory aggregates.

He was made governor of Magnesia, and lived there for the rest of his life.

What is more, the magnesia and potash levels of these samples do not unambiguously determine whether a mineral or an organic fluxing agent was employed in their production (Fig. 1a).