Sentence examples for catalyst prior from inspiring English sources

Nickel is often added to the catalyst prior to conditioning and testing to mimic the effects of metal deposition in resid-FCC operation.

It is imperative to carefully control the water content of the catalyst prior to reaction in order to obtain high activity.

The effects of: i) the type of organic bridge; ii) the presence of nitrogen atoms; iii) the use of an acid catalyst prior to carbonization; and iv) pore size were investigated.

We have succeeded in controlling the width of multi-walled carbon nanotubes (MWCNT) by physical manipulation and pretreatment of the catalyst prior to reaction in a CO/H2 reactant mixture.

For CNT array preparation, Fe film was deposited on Si substrates by sol gel method as catalyst prior to CNTs growth step.

Since the catalyst prior to the CO2 chemisorption has been reduced in H2 flow, during the pulse chemisorption, CO2 gets reduced to CO and the lower oxidation of metal oxide (V/CeOx) gets oxidized.

Surface species have been thoroughly characterized for dried and calcined catalysts prior to and after the additive impregnation using triethyleneglycol.

Herein, we propose a second-generation approach to predicting the viability of novel catalysts prior to industrial implementation to benefit the global chemical industry.

Pd/CZO showed higher activity with complete NO removal at 125 °C than Pd/Al2O3 at 300 °C As a primary by-product, N2O was produced on both catalysts prior to reaching complete CO conversion in a 1 1 NO/CO feed ratio.

The characterization data also demonstrate that the reductive pretreatments given to HAS catalysts prior to testing result in the elimination of C-containing contamination, adsorbed water and hydroxyl groups and either expose underlying K and Pd promotors or possibly induce the migration of the K and Pd to the outermost surface layers.

XRD patterns of the reduced catalysts (prior to reaction) are provided in Fig. 4.