Zobrazeno 1 - 10
of 30
pro vyhledávání: '"M.F. Zarochak"'
Publikováno v:
Applied Catalysis A: General. 161:263-279
This investigation measured the impact of the liquid starting medium on syngas (H 2 +CO) conversion via the Fischer-Tropsch (F-T) synthesis in a 11 continuous stirred tank reactor (CSTR). The experiments were conducted with a low-wax producing iron c
Autor:
K.R Mundorf, Yee Soong, F.W. Harke, Isaac K. Gamwo, A.G. Blackwell, M.F. Zarochak, R.R. Schehl
Publikováno v:
Chemical Engineering Journal. 67:175-180
An ultrasonic technique was developed to measure the slurry concentration in an autoclave reactor. Preliminary measurements were conducted on slurries consisting of molten FT-200 wax, glass beads, and nitrogen bubbles at a typical Fischer–Tropsch (
Publikováno v:
Chemical Engineering Communications. 158:181-192
An indirect method of measuring gas holdup in gas-liquid bubble column reactors has been developed. This technique is based on the analysis of the ultrasonic wave transmitted through the two-phase flow. Gas holdup measurements have been made on water
Publikováno v:
Catalysis Today. 35:427-434
Local gas holdup, bubble diameter and bubble rise velocity in the nitrogen/Drakeol-10 oil system were measured at both laboratory (ambient temperature and pressure) and industrially relevant (high temperature and pressure) conditions using a dual con
Publikováno v:
Chemical Engineering & Technology. 20:47-52
An ultrasonic transmission technique is under development to determine the concentration of solids in a three-phase slurry reactor by measuring the velocity of ultrasound in slurries. Preliminary measurements have been made on slurries consisting of
Publikováno v:
Industrial & Engineering Chemistry Research. 35:1807-1812
The application of the three-phase slurry reactor system for coal liquefaction processing and chemical industries has recently received considerable attention. To design and efficiently operate a three-phase slurry reactor, the degree of dispersion o
Publikováno v:
The Chemical Engineering Journal and the Biochemical Engineering Journal. 60:161-167
An ultrasonic technique was developed to measure the concentration of solids in a three-phase slurry reactor. Preliminary measurements were taken on slurries consisting of water, glass beads, and nitrogen bubbles. The data show that the speed and att
Publikováno v:
Chemical Engineering Science. 49:4627-4637
Methane was oxyhydrochlorinated over a promoted copper catalyst at total pressures of up to 930kPa. The catalyst yield increased three-fold as pressure increased from 130 to 930 kPa for relative inlet concentrations of CH 4 :HCl:O 2 of 5:2:1. Selecti
Publikováno v:
Applied Catalysis. 21:313-328
Synthesis gas was reacted over different compositions of iron-manganese Fischer-Tropsch catalysts in a slurry reactor. The reactor operates in a back-mixed mode with a continuous flow of feed gas through the catalyst suspended in the liquid medium. F
Publikováno v:
Applied Catalysis. 48:199-213
A potassium- and copper-promoted iron Fischer-Tropsch (F-T) catalyst was studied by X-ray photoelectron spectroscopy, Auger spectroscopy and ion scattering spectrometry to determine the changes in surface speciation of iron and carbon, and the distri