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For the Inventor, By the Inventor

Qingdao, China

Kechang Xie

This inventor holds 12 USPTO granted patents. Top assignee: China University of Petroleum (East China). Active years: 2019-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kechang Xie. Retrieved from https://idiyas.com/inventor/kechang-xie

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 6.6

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:

goldMedal12 out of 236 
 
China University of Petroleum (East China)
 patents

Years Active: 2019-2025

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12 patents (USPTO):Explore Patents
1. 12305132 - Process for preparing fuel gas through graded pyrolysis and gasification of powdered coal (2025-05-20),
2. 12275905 - Y-shaped entrained-flow high-temperature zoned gasification device adopting dry-process slag-discharging (2025-04-14),
3. 10899982 - Integrated coal gasification combined power generation process with zero carbon emission (2021-01-26),
4. 10830107 - Natural gas combined power generation process with zero carbon emission (2020-11-10),
5. 10801081 - Classified reduction gasification iron smelting process of iron ore powder and coal powder in a Y-type entrained flow bed (2020-10-13),
6. 10711209 - Gasification co-generation process of coal powder in a Y-type entrained flow bed (2020-07-14),
7. 10493507 - Method of renovating and afforesting slag mountain with humic acid substance (2019-12-03),
8. 10487266 - Polygeneration method of biomass downflow circulation bed millisecond pyrolysis liquefaction-gasification coupling (2019-11-26),
9. 10487265 - Method for pyrolysis treatment of oily sludge and environment-friendly renovation of the residue thereof with humic acid substance (2019-11-26),
10. 10457612 - Slag bacterial fertilizer and preparation method thereof and method for improving degraded soil (2019-10-29),
11. 10456817 - Environment-friendly and in situ immobilized method of renovating heavy metal contaminated soil with humic acid substance (2019-10-29),
12. 10434551 - Method for improving saline-alkaline soil by using biomass rapid pyrolysis product (2019-10-08),

Title: The Innovative Mind of Kechang Xie

Introduction

Kechang Xie is a distinguished inventor based in Qingdao, China, who has made significant contributions to the field of energy conversion and gasification technologies. With a remarkable portfolio of 12 patents, his work focuses on advancing processes that enhance the production and efficiency of fuel gas from coal.

Latest Patents

Among his latest innovations are two notable patents. The first, titled "Process for preparing fuel gas through graded pyrolysis and gasification of powdered coal," involves a detailed methodology where powdered coal and ash residue are processed in a riser reactor under specific conditions. This process executes multiple steps, including primary gas-solid separation, to yield gasified gas and a solid fraction, ultimately enhancing the efficiency of coal gasification.

The second patent, "Y-shaped entrained-flow high-temperature zoned gasification device adopting dry-process slag-discharging," presents an innovative gasifier design. This device is uniquely structured with a partitioned design that optimizes gasification and chilling processes through a descending bed atomizing chiller, making it a significant advancement in high-temperature gasification technology.

Career Highlights

Kechang Xie currently works at China University of Petroleum, where he engages in pioneering research and development in energy technologies. His extensive work has not only garnered him patents but has also played a pivotal role in shaping modern gasification methods, positioning him as a leading figure in energy innovation.

Collaborations

Throughout his career, Kechang has collaborated with other notable professionals in his field, including Yuanyu Tian and Yingyun Qiao. These collaborations facilitate a multidisciplinary approach to research and innovation, expanding the horizons of their collective work.

Conclusion

Kechang Xie's innovative contributions to the field of energy conversion and gasification demonstrate his commitment to developing more efficient technologies. With a growing number of patents and significant industry collaborations, he continues to influence advancements in energy, playing a crucial role in addressing global energy challenges. His work stands as an inspiration for aspiring inventors and innovators striving to impact the world through science and technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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