fixed-bed catalyst — Any catalyst used in a reactor where the catalyst fills the reactor and remains motionless (fixed) and the gas and/or liquid feed mixtures flows past. The fluid flows through the void spaces between catalyst particles … Petroleum refining glossary
Fluid catalytic cracking — (FCC) is the most important conversion process used in petroleum refineries. It is widely used to convert the high boiling hydrocarbon fractions of petroleum crude oils to more valuable gasoline, olefinic gases and other products.cite book|author … Wikipedia
Packed bed — In chemical processing, a packed bed is a hollow tube, pipe, or other vessel that is filled with a packing material. The packing can be randomly filled with small objects like Raschig rings or else it can be a specifically designed structured… … Wikipedia
Fluidized bed reactor — A fluidized bed reactor (FBR) is a type of reactor device that can be used to carry out a variety of multiphase chemical reactions. In this type of reactor, a fluid (gas or liquid) is passed through a granular solid material (usually a catalyst… … Wikipedia
Supercritical fluid — A supercritical fluid is any substance at a temperature and pressure above its thermodynamic critical point. It can diffuse through solids like a gas, and dissolve materials like a liquid. Additionally, close to the critical point, small changes… … Wikipedia
Flow chemistry — In flow chemistry, a chemical reaction is run in a continuously flowing stream rather than in batch production. In other words, pumps move fluid into a tube, and where tubes join one another, the fluids contact one another. If these fluids are… … Wikipedia
Silica gel — Identifiers CAS number 63231 67 4 … Wikipedia
Tungsten carbide — Chembox new Name = Tungsten carbide ImageFile = Tungsten carbide.jpg ImageName = Tungsten carbide milling bits Section1 = Chembox Identifiers CASNo = 12070 12 1 Section2 = Chembox Properties Formula = WC MolarMass = 195.86 g·mol−1 Appearance =… … Wikipedia
Glossary of fuel cell terms — The Glossary of fuel cell terms lists the definitions of many terms used within the fuel cell industry. The terms in this glossary may be used by fuel cell industry associations, in education material and fuel cell codes and standards to name but … Wikipedia
petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… … Universalium