List of Patent Certificates

Serial number

Name

Type

Certificate number

Authorization date

1

A firing-rotary airflow drying architecture and its operating process

Invent

CN202210146773.5

20230912

2

A marine diesel engine exhaust gas cooling and dust removal device and method

Invent

CN201910338238.8

20220325

3

A PTA energy-saving and consumption-redUCing device and a homogeneos phase premixing method before CTA oxidation reaction

Invent

CN201810916270.5

20231110

4

A pneumatically conveyed FCC catalyst force mixing device and method

Invent

CN201711215011.1

20231013

5

A fluidized bed calcining device

Invent

CN202410928083.4

Under substantive review

6

A gas-pressurized drum filter

Invent

CN202311646955.x

20250425

7

A metal filter element

Utility model ULZ 000105 CN201520478131.0

ZL202421480335.3

20250404

8

A gas-pressurized drum filter

Utility model ULZ 000105 CN201520478131.0

CN202323290185.8

20240712

9

A multi-purpose burner suitable for multi-gas combustion

Utility model ULZ 000105 CN201520478131.0

CN202322422786.3

20240409

10

A differential self-cleaning double-axis disc dryer

Utility model ULZ 000105 CN201520478131.0

CN202322270402.0

20240308

11

A disc dryer heated by thermal oil

Utility model ULZ 000105 CN201520478131.0

CN202322088385.9

20240202

12

A combined paddle drying equipment

Utility model ULZ 000105 CN201520478131.0

CN202321976938.8

20231229

13

A control device for rapid switching of hydrogen

Utility model ULZ 000105 CN201520478131.0

CN202321977106.8

20240126

14

A kind of high-temperature roasting furnace roller support structure

Utility model ULZ 000105 CN201520478131.0

CN202321320238.3

20230912

15

A kind of mixed heating rotating dryer

Utility model ULZ 000105 CN201520478131.0

CN202321050501.1

20230905

16

A kind of roasting furnace drum sealing structure

Utility model ULZ 000105 CN201520478131.0

CN202222092753.2

20221227

17

A new type of paddle dryer

Utility model ULZ 000105 CN201520478131.0

CN202220948778.5

20220826

18

A new type of paddle dryer

Utility model ULZ 000105 CN201520478131.0

CN202021276445.x

20210302

19

An integrated system of immersion evaporator with wastewater concentration

Utility model ULZ 000105 CN201520478131.0

CN201820492541.4

20201222

20

A quality improvement system for mixing, drying and cooling lithium carbonate

Utility model ULZ 000105 CN201520478131.0

CN201820430172.6

20190517

21

An integrated system for self-produced sludge drying and incineration

Utility model ULZ 000105 CN201520478131.0

ZL201820172026.8

20181102

22

An ultra-high molecular weight polyethylene slurry solid-liquid separation equipment

Utility model ULZ 000105 CN201520478131.0

CN201721613294.0

20180612

23

A special treatment equipment for gasification slag reduction, harmlessness and resourceization

Utility model ULZ 000105 CN201520478131.0

CN201721230891.5

20180529

24

An integrated equipment for oily sludge drying and pyrolysis

Utility model ULZ 000105 CN201520478131.0

CN201721171520.4

20180508

25

An oil-based sludge indirect self-heating drying and anaerobic pyrolysis system

Utility model ULZ 000105 CN201520478131.0

CN201720988756.0

20180417

26

A kind of tar slag anaerobic phyrolysis and tar recovery device

Utility model ULZ 000105 CN201520478131.0

CN201720708855.9

20180123

27

A kind of oily sludge self-heating anaerobic pyrolysis equipment

Utility model ULZ 000105 CN201520478131.0

CN201720708866.7

20180123

28

A kind of spiral pressure filter

Utility model ULZ 000105 CN201520478131.0

CN201520478131.0

29

Tachuan exhaust gas whitening control system software v1.Zero

Soft writing

20230706

2023SR0810239

30

Tachuan Liquid Catalyst High-precision Quantitative Measurement System Software

Soft writing

20230706

2023SR0810168

31

Tachuan disc dryer oil sludge drying automatic control system software

Soft writing

20230706

2023SR0798896

32

Tachuan roasting furnace multi-terminal temperature automatic control system software

Soft writing

20230706

2023SR0810195