# US 10,478,793 B2 · Reactor for carrying out equilibrium-limited reactions

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- Number: US 10,478,793 B2
- Document ID: US10478793B2
- Status: Granted
- Kind: B2
- Application number: 16/086,726
- Filed: 2017-02-28
- Published: 2019-02-28
- Granted: 2019-11-19
- Earliest claimed: 2016-03-22
- Assignees: Siemens Aktiengesellschaft
- Applicants: Siemens Aktiengesellschaft
- Inventors: Jakob Albert; Manfred Baldauf; Jenny Reichert; Katharina Stark; Alexander Tremel; Peter Wasserscheid
- Web page: https://patentgrep.com/patent/US10478793B2

## CPC

- B01J 8/0257: {in a cylindrical annular shaped bed}
- B01J 8/0221: {in a cylindrical shaped bed (B01J8/0214 takes precedence)}
- B01J 8/10: moved by stirrers or by rotary drums or rotary receptacles {or endless belts}
- C07C 29/1518: {one step being the formation of initial mixture of carbon oxides and hydrogen for synthesis}
- B01J 2208/00814: the particulate material being provides in prefilled containers
- B01J 2208/00867: inside the bed, e.g. rotary mixer
- B01J 2208/00884: Means for supporting the bed of particles, e.g. grids, bars, perforated plates
- B01J 2208/00893: Feeding means for the reactants
- B01J 2208/00911: Sparger-type feeding elements
- B01J: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- C07C: ACYCLIC OR CARBOCYCLIC COMPOUNDS

## Abstract

Various embodiments may include a reactor for carrying out equilibrium-limited reactions comprising: a reaction chamber for receiving a catalyst; a sorption chamber for receiving a sorption agent; a feedstock feeding device; a sorption agent feeding device; and a gas-permeable element separating the reaction chamber from the sorption chamber, wherein the gas-permeable element repels particles of the sorption agent.

## Claims

### Claim 1

A reactor for carrying out equilibrium-limited reactions, the reactor comprising:
a reaction chamber for receiving a catalyst;
a sorption chamber for receiving a sorption agent;
a feedstock feeding device;
a sorption agent feeding device;
a sorption agent discharge device for removing sorption agent from a lower region of the reactor; and
a gas-permeable element separating the reaction chamber from the sorption chamber, wherein the gas-permeable element repels particles of the sorption agent;
wherein the sorption agent feeding device provides sorption agent to an upper region of the reactor; and
the gas-permeable element exhibits a liquid drop repellent effect decreasing from the upper region to the lower region.

### Claim 2 (depends on 1)

The reactor as claimed in claim 1, wherein the gas-permeable element comprises passage openings with a diameter of less than 100 μm.

### Claim 3 (depends on 1)

The reactor as claimed in claim 1, wherein the gas-permeable element comprises a textile.

### Claim 4 (depends on 3)

The reactor as claimed in claim 3, wherein the textile comprises metallic fibers.

### Claim 5 (depends on 1)

The reactor as claimed in claim 1, wherein the gas-permeable element comprises a metal mesh, a metal gauze, or an expanded metal.

### Claim 6 (depends on 1)

The reactor as claimed in claim 1, wherein the gas-permeable element comprises a membrane.

### Claim 7 (depends on 1)

The reactor as claimed in claim 1, wherein a sorption agent collection zone collects the sorption agent in the lower region.

### Claim 8 (depends on 1)

The reactor as claimed in claim 1, further comprising a product separation device external to the reaction chamber and to the sorption chamber.

### Claim 9 (depends on 8)

The reactor as claimed in claim 8, wherein the product separation device comprises a phase separator for separation of reaction products and the sorption agent.

### Claim 10 (depends on 8)

The reactor as claimed in claim 8, further comprising a sorption agent conveying device between the product separation device and the sorption agent feeding device.

### Claim 11 (depends on 1)

The reactor as claimed in claim 1, further comprising a suction device in the upper region for circulating a gas phase from the sorption chamber into the reaction chamber.

### Claim 12 (depends on 11)

The reactor as claimed in claim 11, wherein:
the suction device is at least partially integrated in a stirring device; and
a stirring shaft forms a flow channel of the suction device.

### Claim 13

A method for operating an equilibrium-limited reaction, the method comprising:
introducing gaseous reaction starting materials and a liquid sorption agent into a sorption chamber of a reactor;
wherein the reactor comprises a reaction chamber with a catalyst therein;
wherein the reaction chamber and the sorption chamber are separated by a gas-permeable element allowing gaseous reaction products of the reaction to flow through the gas-permeable element;
preventing penetration of the liquid sorption agent into the reaction chamber with the gas-permeable element and repelling particles of the liquid sorption agent with the gas-permeable element;
removing sorption agent from a lower region of the reactor with a sorption agent discharge device; and
circulating a gas phase from the sorption chamber into the reaction chamber.

### Claim 14

A reactor for carrying out equilibrium-limited reactions, the reactor comprising:
a reaction chamber for receiving a catalyst;
a sorption chamber for receiving a sorption agent;
a feedstock feeding device;
a sorption agent feeding device for providing sorption agent to an upper region of the reactor;
a sorption agent discharge device for removing sorption agent from a lower region of the reactor;
a suction device in the upper region of the reactor for circulating a gas phase from the sorption chamber into the reaction chamber; and
a gas-permeable element separating the reaction chamber from the sorption chamber, wherein the gas-permeable element repels particles of the sorption agent.

### Claim 15 (depends on 14)

The reactor as claimed in claim 14, wherein the gas-permeable element comprises a textile.

### Claim 16 (depends on 14)

The reactor as claimed in claim 14, wherein the gas-permeable element comprises a textile having metallic fibers.

### Claim 17 (depends on 14)

The reactor as claimed in claim 14, wherein the gas-permeable element comprises a metal mesh, a metal gauze, or an expanded metal.

### Claim 18 (depends on 14)

The reactor as claimed in claim 14, wherein:
the suction device is at least partially integrated in a stirring device; and
a stirring shaft forms a flow channel of the suction device.
