IP Library Granted Patent US 9,770,712
Granted Patent B2
US 9,770,712 · App. 15/047,735 · Granted Sep 26, 2017

In-situ catalyst sulfiding, passivating and coking systems and methods

Inventors: James Maxie Robinson (Friendswood, TX); James Michael Robinson (Friendswood, TX)
B01J37/20B01J8/001B01J33/00B01J2208/0007B01J2208/00044B01J2208/00061B01J2208/00088B01J2208/00539B01J2208/00548B01J2208/00592B01J2208/00628
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Quick Facts
Patent No.
US 9,770,712
App. No.
15/047,735
Granted
Sep 26, 2017
Kind
B2
Abstract

A system and method for efficiently treating metal catalyst resident in a reactor vessel comprises a sulfiding module, a sulfur source, an ammonia source, and/or a coking source, a hydrogen sulfide detection module, a hydrogen gas detection module, a pH detection module, an ammonia gas detection module and a remote computer all arranged and configured to communicate wirelessly and to allow remote control and monitoring of the modules and process so that catalyst may be sulfided, passivated and/or soft-coked in situ.

Claims (39)

1. A system for in situ treatment of a metal catalyst, comprising:

a mobile product supply module comprising

an outlet,

at least one inlet configured to receive a sulfur containing product, a passivating product, and/or a coking product,

a mixing component configured to receive product from the at least one inlet and to controllably produce an amount of fluid from one or more of a sulfur containing product, a passivating product, and a coking product,

a fluid measurement device,

at least one fluid pressurization device having a variably controllable output, and

a first communication device configured to transmit information to and from the product supply module;

a mobile detection module comprising

an inlet and outlet,

a hydrogen sulfide concentration detection device located between the inlet and outlet, and

a second communication device configured to transmit information to and from the mobile detection module; and

at least one controller configured to regulate the delivery of fluid from the product supply module outlet.

2. The system of claim 1 , wherein the at least one pressurization device comprise a pump.

3. The system of claim 2 , wherein the pump comprises an AC motor and a variable frequency drive.

4. The system of claim 1 , wherein at least one of the pressurization devices comprises a compressor.

5. The system of claim 4 , wherein the compressor comprises an AC motor and a variable frequency drive.

6. The system of claim 1 , wherein the fluid measurement device comprises a multi-parameter fluid measurement device.

7. The system of claim 6 , wherein the fluid measurement device is configured to determine volumetric flow rate, mass flow rate, fluid density, fluid pressure and fluid temperature.

8. The system of claim 7 , wherein the fluid measurement device comprises a Coriolis meter.

9. The system of claim 1 , wherein the first and second communication devices are configured to transmit information wirelessly.

10. The system of claim 9 , wherein the detection module is configured to transmit information to the controller for use in controlling the mixture of products, or controlling the output of the product supply module, or both.

11. The system of claim 10 , wherein the detection module is configured to transmit hydrogen sulfide concentration information to the controller for use in controlling the mixture of products, or controlling the output of the product supply module, or both.

12. The system of claim 9 , wherein the controller is configured to transmit information to an Internet website.

13. The system of claim 9 , wherein the controller is configured to transmit information to an Internet website for use in controlling the mixture of products, or controlling the output of the product supply module, or both.

14. The system of claim 12 , wherein the product supply module and the detection module are configured to transmit hydrogen sulfide concentration information to the Internet website and the website is configured to transmit information for use in controlling the mixture of products, or controlling the output of the product supply module, or both.

15. The system of claim 1 , further comprising a water detection device configured to determine an amount of water generated while treating the catalyst.

16. The system of claim 15 , wherein the water detection device comprises a removable, non-contact sensor having a third communication device configured to transmit information.

17. The system of claim 15 , wherein the water detection device is configured to measure the pH of water.

18. The system of claim 1 , wherein the at least one pressurization device comprises a pump and a controllable flow regulating valve.

19. The system of claim 1 , further comprising an ammonia detector configured to determine a relative or absolute amount of ammonia.

20. The system of claim 1 , further comprising a hydrogen detector configured to determine a concentration of hydrogen gas.

21. The system of claim 1 , further comprising a temperature detection system configured to detect the temperature of the catalyst at a predetermined location.

22. The system of claim 1 , wherein one inlet is configured to receive a sulfur containing product, and a second inlet is configured to receive a passivating product.

23. The system of claim 22 , further comprising an ammonia detector configured to determine a relative or an absolute amount of ammonia, or a pH detector configured to determine the pH of water generated while treating the catalyst, or both.

24. The system of claim 1 , wherein one inlet is configured to receive a sulfur containing product, and a second inlet is configured to receive a coking product.

25. The system of claim 24 , further comprising a water detection device configured to determine an amount of water generated while treating the catalyst and a temperature detection system configured to detect the temperature of the catalyst at least one predetermined location.

26. The system of claim 1 , wherein one inlet is configured to receive a sulfur containing product, a second inlet is configured to receive a passivating product, and a third inlet is configured to receive a coking product.

27. The system of claim 26 , further comprising a water detection device configured to determine an amount of water generated while treating the catalyst and a temperature detection system configured to detect the temperature of the catalyst at least one predetermined location, and further comprising an ammonia detector configured to determine a relative or an absolute amount of ammonia, or a pH detector configured to determine the pH of water generated while treating the catalyst, or both.

Continuity (5)
Continuation 14530652 · Oct 31, 2014
Continuation In Part 14212319 · Mar 14, 2014
Provisional Application 61962101 · Oct 31, 2013
Provisional Application 61852396 · Mar 15, 2013
Related Publication 20160243537A1 · Aug 25, 2016