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1. WO2022023368 - PROCESS TO CONDUCT ENDOTHERMIC DIRECT PYROLYSIS OF METHANE IN A FLUIDIZED BED REACTOR

Publication Number WO/2022/023368
Publication Date 03.02.2022
International Application No. PCT/EP2021/071051
International Filing Date 27.07.2021
Chapter 2 Demand Filed 25.05.2022
IPC
B01J 6/00 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
6Calcining; Fusing
B01J 8/42 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
8Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
18with fluidised particles
24according to "fluidised-bed" technique
42with fluidised bed subjected to electric current or to radiations
C07C 1/30 2006.1
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
1Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
26starting from organic compounds containing only halogen atoms as hetero atoms
30by splitting-off the elements of hydrogen halide from a single molecule
C10G 11/18 2006.1
CCHEMISTRY; METALLURGY
10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
11Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
14with preheated moving solid catalysts
18according to the "fluidised bed" technique
C01B 32/05 2017.1
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF
32Carbon; Compounds thereof
05Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30178
C07C 2/80 2006.1
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
2Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
76by condensation of hydrocarbons with partial elimination of hydrogen
80Processes with the aid of electrical means
CPC
B01J 2208/00398
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
2208Processes carried out in the presence of solid particles; Reactors therefor
00008Controlling the process
00017Controlling the temperature
00389using electric heating or cooling elements
00398inside the reactor bed
B01J 2208/00415
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
2208Processes carried out in the presence of solid particles; Reactors therefor
00008Controlling the process
00017Controlling the temperature
00389using electric heating or cooling elements
00415electric resistance heaters
B01J 2208/0053
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
2208Processes carried out in the presence of solid particles; Reactors therefor
00008Controlling the process
00017Controlling the temperature
0053Controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
B01J 2219/0809
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
2219Chemical, physical or physico-chemical processes in general; Their relevant apparatus
08Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
0803employing electric or magnetic energy
0805giving rise to electric discharges
0807involving electrodes
0809employing two or more electrodes
B01J 6/008
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
6Heat treatments such as; Calcining; Fusing ; Pyrolysis
008Pyrolysis reactions
B01J 8/42
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
8Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
18with fluidised particles
24according to "fluidised-bed" technique
42with fluidised bed subjected to electric current or to radiations ; this sub-group includes the fluidised bed subjected to electric or magnetic fields
Applicants
  • TOTALENERGIES ONETECH [FR]/[FR]
Inventors
  • VERYASOV, Gleb
  • NESTERENKO, Nikolai
  • VERMEIREN, Walter
Agents
  • MELLET, Valérie
Priority Data
20315370.528.07.2020EP
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) PROCESS TO CONDUCT ENDOTHERMIC DIRECT PYROLYSIS OF METHANE IN A FLUIDIZED BED REACTOR
(FR) PROCESSUS DE PYROLYSE DIRECTE ENDOTHERMIQUE DE MÉTHANE DANS UN RÉACTEUR À LIT FLUIDISÉ
Abstract
(EN) The disclosure relates to a process to perform an endothermic methane pyrolysis reaction, said process comprising the steps of providing at least one fluidized bed reactor comprising at least two electrodes; and a bed comprising particles, wherein the particles are put in a fluidized state by passing upwardly through the said bed a fluid stream, to obtain a fluidized bed; heating the fluidized bed to a temperature ranging from 500°C to 1200°C to conduct the endothermic methane pyrolysis reaction; wherein the particles of the bed comprise electrically conductive particles and particles of a catalytic composition; wherein at least 10 wt.% of the particles are electrically conductive particles and have a resistivity ranging from 0.001 Ohm. cm to 500 Ohm. cm at 800°C and wherein the step of heating the fluidized bed is performed by passing an electric current through the fluidized bed.
(FR) L'invention concerne un processus pour effectuer une réaction de pyrolyse de méthane endothermique, ledit processus comprenant les étapes consistant à fournir au moins un réacteur à lit fluidisé comprenant au moins deux électrodes ; et un lit comprenant des particules, les particules étant mises dans un état fluidisé par passage vers le haut à travers ledit lit d'un courant de fluide, pour obtenir un lit fluidisé ; chauffer le lit fluidisé à une température allant de 500 °C à 1200 °C pour conduire la réaction de pyrolyse de méthane endothermique ; les particules du lit comprenant des particules électriquement conductrices et des particules d'une composition catalytique ; au moins 10 % en poids des particules étant des particules électriquement conductrices et ayant une résistivité allant de 0,001 Ohm. cm à 500 Ohm. cm à 800 °C et l'étape de chauffage du lit fluidisé étant effectuée par passage d'un courant électrique à travers le lit fluidisé.
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