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Patents and innovation Patent Technology & Honors: Excellence in Drilling Innovation Explore our "Patent Technology & Honors" category, showcasing breakthroughs in oil drill bits, water well drill bits, PDC drill bits, directional drill bits, and geothermal drill bits. As a leading drill bit manufacturer, our patented technologies and industry accolades testify to our innovative strength and leadership. Discover how we shape the future of drilling technology and highlight our technical prowess and market leadership through honors.
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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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