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Li Zhongyong With nine years of frontline experience in geological exploration, this expert joined the company in 2010, dedicating efforts to business development and innovation. Leveraging professional skills, he successfully led the team to integrate online and offline sales channels, significantly enhancing the company's market presence. Renowned for numerous patented innovations, he possesses unique insights and qualifications, especially in water well drilling and geological exploration.
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Diamond Drill Bit Grinding Device for Water Injection Channels

Diamond Drill Bit Grinding Device for Water Injection Channels

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Invention Announcement] A grinding device for diamond composite sheet drill bit water injection channels Application Publication Number:CN112139866AApplication Publication Date:2020.12.29Application Number:2020109771382Application Date:2020.09.17Applicant:Qidong County Fengsu Drilling Tools Co., Ltd.Inventors:Li Xiaohuan; Zou Chao; Li Zhongyong; Chen Peng; Chen ShunchengAddress:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421600Classification Number:B24B3/24(2006.01)I; Abstract:The invention provides a...
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High-Strength pdc Drill Bit: Manufacturing Method

High-Strength pdc Drill Bit: Manufacturing Method

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Invention Announcement] A high-strength diamond drill bit and manufacturing method Application Publication Number:CN112139565AApplication Publication Date:2020.12.29Application Number:2020109160393Application Date:2020.09.03Applicant:Qidong County Fengsu Drilling Tools Co., Ltd.Inventors:Zou Chao; Li Zhongyong; Chen PengAddress:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421600Classification Number:B23B51/00(2006.01)I;  Abstract:This invention provides a high-strength diamond drill bit and its manufacturing...
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Corrosion-Resistant, Wear-Resistant Geological Drill Bit & Manufacturing Method

Corrosion-Resistant, Wear-Resistant Geological Drill Bit & Manufacturing Method

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Invention Announcement] A corrosion-resistant and wear-resistant geological drill bit and its manufacturing method Application Publication Number:CN112211560AApplication Publication Date:2021.01.12Application Number:2020109160270Application Date:2020.09.03Applicant:Qidong County Fengsu Drilling Tools Co., Ltd.Inventors:Li Xiaohuan; Zou Chao; Li Zhongyong; Chen PengAddress:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421600Classification Number:E21B10/55(2006.01)I; Abstract:This invention provides a corrosion-resistant and wear-resistant...
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Composite Geological Drill Bit with Anti-Sand Blocking Features

Composite Geological Drill Bit with Anti-Sand Blocking Features

Li Zhongyong Patents and innovation Zou Chao

[Invention Announcement] A composite geological drill bit with anti-sand blocking features Application Publication Number:CN112177531AApplication Publication Date:2021.01.05Application Number:2020109160478Application Date:2020.09.03Applicant:Qidong County Fengsu Drilling Tools Co., Ltd.Inventors:Zou Chao; Li Zhongyong; Chen PengAddress:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421600Classification Number:E21B10/16(2006.01)I; Abstract:This invention provides a composite geological drill bit with anti-sand...
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Diamond Composite Drill Bit with Bend-Resistant Concave-Convex Lip

Diamond Composite Drill Bit with Bend-Resistant Concave-Convex Lip

Li Xiaohuan Li Zhongyong Patents and innovation

[Invention Announcement] A diamond composite drill bit with a concave-convex lip surface resistant to bending Application Publication Number:CN112065285AApplication Publication Date:2020.12.11Application Number:2020108099190Application Date:2020.08.13Applicant:Qidong County Fengsu Drilling Tools Co., Ltd.Inventors:Li Xiaohuan; Li Zhongyong; Peng ShuliangAddress:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421600Classification Number:E21B10/46(2006.01)I; Abstract:The invention pertains to the field...
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New Cleaning Device for Geological Drill Bit Production

New Cleaning Device for Geological Drill Bit Production

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Invention Announcement] A cleaning device for the production of geological drill bits Application Publication Number:CN112238075AApplication Publication Date:2021.01.19Application Number:2020109849673Application Date:2020.09.18Applicant:Qidong County Fengsu Drilling Tools Co., Ltd.Inventors:Li Xiaohuan; Zou Chao; Li Zhongyong; Chen Peng; Chen ShunchengAddress:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421600Classification Number:B08B1/04(2006.01)I; Abstract:A cleaning device for the production...
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Eco-Friendly Repair Device for Diamond Drill Bits

Eco-Friendly Repair Device for Diamond Drill Bits

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

The invention relates to the field of diamond drill bit repair technology and discloses an energy-saving and environmentally friendly repair device for diamond drill bits. The device has a repair box with a first water inlet fixed at the center of its upper surface, and a water collection assembly connected at the bottom. A...
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