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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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Diamond Geological Drill Bit Designed to Reduce Blockage

Diamond Geological Drill Bit Designed to Reduce Blockage

Li Zhongyong Patents and innovation Zou Chao

This invention provides a diamond geological drill bit that can reduce tool blockage, related to the field of drill bit processing technology. The drill bit includes a second fixed sleeve, with the upper end fixedly connected to a first fixed sleeve, which in turn is connected to the drill bit at the upper end....
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Diamond Geological Drill Bit with Cooling & Chip Removal

Diamond Geological Drill Bit with Cooling & Chip Removal

Li Xiaohuan Li Zhongyong Patents and innovation

This invention provides a diamond geological drill bit capable of cooling and chip removal, related to the field of drill bits. The drill bit includes a connector with the drill bit body set on its upper end, inside which is a chamber housing an impact hammer. The impact hammer extends from the upper end...
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Diamond Geological Drill Bit with Anti-Slip Feature

Diamond Geological Drill Bit with Anti-Slip Feature

Li Xiaohuan Li Zhongyong Patents and innovation

[Invention Announcement] A diamond geological drill bit with anti-slip feature Application Publication Number:CN112177537AApplication Publication Date:2021.01.05Application Number:202010950199XApplication Date:2020.09.11Applicant:Qidong County Fengsu Drilling Tools Co., Ltd.Inventors:Li Xiaohuan; Li Zhongyong; Chen ShunchengAddress: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 diamond geological drill bit with an anti-slip...
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Diamond Drill Bit Production: Advanced Electroplating Device

Diamond Drill Bit Production: Advanced Electroplating Device

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Invention Announcement] A diamond drill bit production electroplating device Application Publication Number:CN112176382AApplication Publication Date:2021.01.05Application Number:2020109771471Application 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:C25D15/00(2006.01)I; Abstract:The invention provides a diamond drill bit production electroplating...
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Diamond Geological Drill Bit Tip Grinding Device

Diamond Geological Drill Bit Tip Grinding Device

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Invention Announcement] A grinding device for diamond geological drill bit tips Application Publication Number:CN112139867AApplication Publication Date:2020.12.29Application Number:2020109771452Application 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 discloses a grinding device for...
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Diamond Drill Bit: New Efficient Manufacturing Method

Diamond Drill Bit: New Efficient Manufacturing Method

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Invention Announcement] A manufacturing method for an efficient diamond geological drill bit Application Publication Number:CN112177538AApplication Publication Date:2021.01.05Application Number:202010978176XApplication 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:E21B10/55(2006.01)I; Abstract:This invention provides a manufacturing method...
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A high-speed drilling bit

A high-speed drilling bit

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Invention Announcement] A high-speed drilling bit Application Publication Number:CN114109259AApplication Publication Date:2022.03.01Application Number:2021113491459Application Date:2021.11.15Applicant:Qidong County Fengsu Drilling Tools Co., Ltd.Inventors:Li Xiaohuan; Zou Chao; Li Zhongyong; Chen Qiaohong; Chen Peng; Chen ShunchengAddress:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421600Classification Number:E21B10/43(2006.01)I; Abstract:The invention discloses a high-speed drilling bit, comprising a drill...
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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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