Our Products

Rotary Evaporator

Laboratory equipment

Jacketed Reactor

Contact Us

We Cherish All Interactions

Catalytic Reactor

Parker Autoclave Engineers directly to obtain assembly drawings. Fixed Bed (Tube) Reactor: 5 Description: The stirred (batch) reactor is used to create a slurry using powdered catalyst . pressure drop across the catalyst bed or that have very low gas density. . reactor into a Robinson-Mahoney catalytic reactor, special wire mesh .

Heat and Mass Transfer in Fixed-bed Tubular Reactor

Heat and Mass Transfer in Fixed-bed Tubular Reactor . May 1. st, 2008 . Junichiro Kugai . Abstract . Heat and mass transfer problem in a fixed-bed tubular reactor is one of the major concerns in the chemical engineering. The two dimensional axial plug flow model was used for a water gas .

CFD- and radiation field modeling of a gas phase .

Apr 15, 2018 · At the reactor inlet, the acetaldehyde concentration was carefully controlled by mass flow controllers and fed to the multi-tube photoreactor at a total gas flow rate of 500 cm 3 /min. FTIR spectroscopy measurements allowed online monitoring of the acetaldehyde concentration at the reactor outlet, based on the IR peak height at 2728 cm −1 .

Liquid-solid mass transfer in a rotating packed bed .

Jul 08, 2020 · A rotating packed bed (RPB) reactor has substantially potential for the process intensification of heterogeneous catalytic reactions. However, the scarce knowledge of the liquid-solid mass transfer in the RPB reactor is a barrier for its design and scale-up.

Catalytic dehydration of bioethanol to ethylene: Pilot .

Dec 01, 2011 · Pressure drop along the reactor tube is not higher than 0.2 atm. The optimization criterion was the minimal number of tubes in tubular fixed bed reactor for ethylene production capacity of 60,000 TPA. 4.4. Results of simulation. The main operation parameters which influence the ethylene yield are the HTS temperature and superficial gas velocity.

Solid Catalyzed Gas Phase Reactor Selection

Oct 17, 2013 · Solid Catalyzed Gas Phase Reactor Selection 1. GBH Enterprises, Ltd. Process Engineering Guide: GBHE-PEG-RXT-805 Solid Catalyzed Gas Phase Reactor Selection Information .

METHOD FOR VAPOR PHASE CATALYTIC OXIDATION - Patent .

A method for vapor phase catalytic oxidation involving using a fixed bed multi-tube heat-exchanger type reactor having a plurality of reaction tubes, feeding a raw material gas for reaction to the inside of the reaction tube packed with a catalyst to produce a reaction product gas, characterized in that the pressure loss of each reaction tube having a catalyst packed therein is adjusted in a .

MULTI-TUBE FIXED-BED REACTOR, ESPECIALLY FOR CATALYTIC GAS .

MULTI-TUBE FIXED-BED REACTOR, ESPECIALLY FOR CATALYTIC GAS PHASE REACTIONS (PAT - EP1169119) ' ' OLBERT GERHARD, ' ' CORR . Patent: Publ. of Application without search report - European Patent Office. Application: EP20000926738 on .

METHOD FOR VAPOR PHASE CATALYTIC OXIDATION - Patent .

A method for vapor phase catalytic oxidation involving using a fixed bed multi-tube heat-exchanger type reactor having a plurality of reaction tubes, feeding a raw material gas for reaction to the inside of the reaction tube packed with a catalyst to produce a reaction product gas, characterized in that the pressure loss of each reaction tube .

US Patent Application for FIXED CATALYTIC BED REACTOR .

Thus, for example, the use of a fixed bed catalytic reactor in accordance with the present invention may be used for catalytic cracking to produce ethylene or propylene or the production of styrene from ethylbenzene, or dehydrogenation to produce unsaturates, e.g., propane to propylene, or butane to butylene or butane to iso-butylene.

Catalytic dehydration of methanol to dimethyl ether .

Sampling tubes were located within the catalyst bed at 7; = 0. Gas samples, taken at different axial positions (z = 10,25, and 45 cm) and from the reactor outlet, were led through a four-way Valco SD flow path valve to a GC sampling valve. Analysis of the gas .

Catalytic Reactors: A Review

unconventional reactors. 2. Fixed Bed Reactor Figure 1: Packed Bed Reactor A fixed or packed bed is an assembly of randomly arranged particles that are bathed by the reactant fluid, which flows in random manner around the pellets. A schematic representation of fixed bed reactor is shown in Figure 1. Catalytic fixed bed reactors

Detailed numerical simulations of catalytic fixed-bed .

Jan 27, 2015 · A catalytic fixed-bed reactor with spherical solid particles and a small tube-to-particle-diameter ratio (N=4) was numerically simulated. The aim of the study was firstly to obtain a better understanding of the strong interactions between catalytic reactions and the surrounding flow in fixed-bed reactors.

MULTI-TUBE FIXED-BED REACTOR, ESPECIALLY FOR CATALYTIC GAS .

MULTI-TUBE FIXED-BED REACTOR, ESPECIALLY FOR CATALYTIC GAS PHASE REACTIONS (PAT - EP1169119) ' ' OLBERT GERHARD, ' ' CORR . Patent: Publ. of Application without search report - European Patent Office. Application: EP20000926738 on .

INEOS TECHNOLOGIES EDC OXYCHLORINATION CATALYSTS

Fixed Bed oxychlorination catalysts Key Factors : INEOS catalysts CAN BE SUPPLIED ALREADY MIXED. Simulation of a 1st reactor (O 2 Technology) TEMPERATURE PROFILE. 210 220 230 240 250 260 270 280 0 0.5 1 1.5 2 2.5 3 3.5. z °C. Normal Loadign Pattern - gas Temp 6% of catalysts in TOP zone - gas .

Developments in Hydrogenation Technology for Fine .

Figure 1. A schematic diagram of a Biazzi reactor. A schematic drawing of the Biazzi reactor, showing vertical plate heat exchangers and multiple impellers. The central impeller is gas inducing and connected via a hollow shaft to the headspace of the reactor. The diagram is adapted from the Biazzi/Ekato patent.

Fixed bed reactor - Free Patents Online

Jul 28, 1993 · A fixed catalyst bed 3 is present within the reactor. The manner in which a fixed bed can be maintained in a reactor, is known to those skilled in the art and will not be described in detail. Further coarse ceramic packing 4 is present. In the fixed bed a first set of parallel inlet tubes 5 is present to supply the feed to within the bed.

US4788040A - Inlet distributor for fixed bed catalytic .

The catalytic reactor includes an outer hollow shell 24 in vertical position with a bottom end 26 and a top end 28. Inlet distributor 20 is mounted above a hollow chamber (unnumbered but defined within the lower confines of outer hollow shell 24 and bottom end 26 of catalytic reactor 22) where the fixed catalytic bed 30 is located.

Catalytic reforming - Wikipedia

Catalytic reforming is a chemical process used to convert petroleum refinery naphthas distilled from crude oil (typically having low octane ratings) into high-octane liquid products called reformates, which .

Packed Bed Membrane Reactor | SpringerLink

The fixed bed (or packed bed) membrane reactor configuration is the first and most studied configuration for membrane reactors. This is because the first studies on membrane reactors focused on the effect of the gas permeation through membranes on the reaction system (which is often a conventional packed bed reactor).

Fixed-bed multitubular reactor - Google Patents

This fixed bed multi-tubular reactor is a fixed bed multi-tubular reactor having a plurality of reaction tubes (3) filled with a catalyst and a catalyst temperature measuring device (4) for measuring the temperature near the central portion in the radial direction of the reaction tube. The measuring device 4 is provided one by one in the some reaction tube 3 which is a part of the some .

CFD- and radiation field modeling of a gas phase .

Apr 15, 2018 · At the reactor inlet, the acetaldehyde concentration was carefully controlled by mass flow controllers and fed to the multi-tube photoreactor at a total gas flow rate of 500 cm 3 /min. FTIR spectroscopy measurements allowed online monitoring of the acetaldehyde concentration at the reactor outlet, based on the IR peak height at 2728 cm −1 .

(PDF) Catalytic Dehydration of Methanol to Dimethyl Ether .

One-dimensional heterogeneous and pseudohomogeneous plug flow models were employed to model an adiabatic fixed bed reactor for the catalytic dehydration of methanol to dimethyl ether.

WO2016083989A1 - A fixed bed reactor - Google Patents

A reactor, which includes a reactor body and two reactor ends sealing the ends of the reactor body, a plurality of reactor tubes extending inside the reactor body at least partially between the reactor ends, and at least one heat pipe disposed inside at least one of the reactor tubes.

Catalytic dehydration of bioethanol to ethylene: Pilot .

Dec 01, 2011 · Pressure drop along the reactor tube is not higher than 0.2 atm. The optimization criterion was the minimal number of tubes in tubular fixed bed reactor for ethylene production capacity of 60,000 TPA. 4.4. Results of simulation. The main operation parameters which influence the ethylene yield are the HTS temperature and superficial gas velocity.

US Patent Application for OXIDATIVE DEHYDROGENATION OF .

The present disclosure relates to methods and systems suitable for chemical production by dehydrogenation of ethane utilizing carbon dioxide as a soft oxidant. Ethane and carbon dioxide are reacted in a catalytic reactor to produce a reaction product stream comprising at least ethylene and carbon dioxide. The carbon dioxide can be separated for recycling back into the catalytic reactor, and .

fixed bed glass reactor

KR100708509B1 - Fixed-bed multitubular reactor - Google . This fixed bed multi-tubular reactor is a fixed bed multi-tubular reactor having a plurality of reaction tubes (3) filled with a catalyst and a catalyst temperature measuring device (4) for measuring the temperature near the central portion in the radial direction of the reaction tube.

Catalytic Reactors: A Review

unconventional reactors. 2. Fixed Bed Reactor Figure 1: Packed Bed Reactor A fixed or packed bed is an assembly of randomly arranged particles that are bathed by the reactant fluid, which flows in random manner around the pellets. A schematic representation of fixed bed reactor is shown in Figure 1. Catalytic fixed bed reactors

Method for vapor phase catalytic oxidation - Patent .

Provided is a method for vapor phase catalytic oxidation for obtaining a reaction product gas by using a fixed bed multi-tube heat-exchanger type reactor provided with a plurality of reaction tubes and by feeding a raw material gas inside the reaction tubes packed with a catalyst, wherein the method comprises: adjusting pressure losses of the .

(PDF) Catalytic Dehydration of Methanol to Dimethyl Ether .

One-dimensional heterogeneous and pseudohomogeneous plug flow models were employed to model an adiabatic fixed bed reactor for the catalytic dehydration of methanol to dimethyl ether.