Sumários

Bifunctional Catalysis

31 maio 2019, 14:30 • Carlos Manuel Faria de Barros Henriques

The mechanism of hydrocracking and hydroisomerization of light paraffins with metal-acid zeolite base catalysts: the role of metal (hydrogenation/dehydrogenation) and acidic (cracking) functions.

Th rôle of meta/acid ratio on selectivity.
A comparison of FCC and HCK products from an atmospheric GO.

Bifunctional Catalysis

28 maio 2019, 10:00 • Carlos Manuel Faria de Barros Henriques

The hydrocracking of heavy fractions. Objectives and location in a modern refinery configuration

Bifunctional Catalysis

24 maio 2019, 14:30 • Carlos Manuel Faria de Barros Henriques

Bifunctional Catalysis.

Examples of bi-/multi- functional catalytic reactions
The catalytic reduction of Nos with hydrocarbons: CH4-SCR

Zeolites and Catalysis by Zeolites

21 maio 2019, 10:00 • Carlos Manuel Faria de Barros Henriques

Shape selectivity with zeolites

Shape selectivity on reactants, products ad intermediary species.
The confinement effect on zeolite catalysts

Catalytic Cracking

17 maio 2019, 14:30 • José Manuel Félix Madeira Lopes

Catalytic Cracking:

1- FCC Industrial Process: Refinery; Reactor; Charges and Products; Reactions; Catalysts.

2- Active Phases of the Catalysts: Zeolites.

3- Cracking Mechanism: β-scission.