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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.

[Design Patent] Drill Bit (75 Straight)

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Design Patent] Drill Bit (75 Straight) Authorization Announcement Number:CN307668046SAuthorization Announcement Date:2022.11.18Application Number:2022304266160Application Date:2022.07.07Patentee:Qidong County Fengsu Drilling Tools Co., Ltd.Designers:Li Xiaohuan; Li Zhongyong; Chen PengAddress:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421000Classification Number:08-01 (13)  Brief Description: The name of the design product: Drill Bit (75 Straight). 2. The...
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[Design Patent] Drill Bit (92 Spiral)

Li Xiaohuan Li Zhongyong Patents and innovation

[Design Patent] Drill Bit (92 Spiral) Authorization Announcement Number:CN307668047SAuthorization Announcement Date:2022.11.18Application Number:2022304266264Application Date:2022.07.07Patentee:Qidong County Fengsu Drilling Tools Co., Ltd.Designers:Li Xiaohuan; Li Zhongyong;Chen PengAddress:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421000Classification Number:08-01 (13) Brief Description: The name of the design product: Drill Bit (92 Spiral). 2. The intended...
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Diamond Composite Core-Drilling Bit for Easy Advancement

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

[Utility Model] Diamond composite sheet core-drilling bit for easy advancement Authorization Announcement Number:CN207728312UAuthorization Announcement Date:2018.08.14Application Number:2017215725898Application Date:2017.11.22Patentee:Qidong County Fengsu Drilling Tools Co., Ltd.Inventor:Li Xiaohuan; Zou Chao; Li ZhongyongAddress:No. 178, Nanshan Road, Hongqiao Town, Qidong County, Hengyang City, Hunan Province 421600Classification Number:E21B10/48(2006.01)I Abstract:The utility model discloses a diamond composite sheet core-drilling bit for easy advancement, including a...
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Launch: Innovative Drill Bit Switching Device

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

The invention discloses a drill bit switching device comprising a mounting base with multiple drill bit connectors for installing drill bits, and a folding board that is movably connected to the mounting base, with drill bit connectors installed on it. This drill bit switching device enables the mounting of multiple drill bit connectors on...
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New Drill Bit Processing Equipment and Method Unveiled

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

The invention provides drill bit processing equipment, comprising a base, a clamping device, and a laser cutting device. The clamping device is located on one side of the base, and the laser cutting device is installed above the base on a support column. The support column is equipped with X-axis and Y-axis movement units...
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New Wastewater Treatment Device for Drill Bit Production

Li Xiaohuan Li Zhongyong Patents and innovation

Innovative Clean: Wastewater Treatment Device for Drill Bit Production Discover our latest invention: a wastewater treatment device for drill bit production, designed to enhance cleaning efficiency and environmental performance. Featuring an advanced pre-treatment mechanism and oil-slag removal system, its innovative oil-absorbent cotton board technology effectively separates and removes oil contaminants. Ideal for the production...
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Improved Diamond Drill Bit: Rapid Heat Dissipation Feature

Li Xiaohuan Li Zhongyong Patents and innovation

The invention pertains to the diamond drill bit technology field, disclosing an improved diamond composite sheet drill bit for easy and rapid heat dissipation. Inside the shank, there is a heat dissipation groove with a thermal conduction component installed. Near the through-hole at the lower position inside the shank, a placement slot communicating with...
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Launch: Drill Bit Sintering Device with Flattening Capability

Li Xiaohuan Li Zhongyong Patents and innovation

This invention provides a drill bit sintering device with good flattening effect, related to the field of drill bit sintering. The device includes a sintering table and an installation board, with a flattening mechanism set directly above the installation board. This mechanism is used to compact diamond powder before pushing it into the sintering...
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New Drill Bit for Basalt: Innovative Manufacturing Method

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

This invention provides a drill bit specifically designed for basalt, including a first and a second drill bit, with the first drill bit mounted on the second. The second drill bit features radially protruding blades or wings on its side, equipped with cutting units for slicing and breaking rock. At least two blades are...
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Flexible Connection Anti-Vibration Drill Bit Unveiled

Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao

The invention relates to a flexible connection anti-vibration drill bit mechanism, including an outer tube, an inner tube, a joint, and a drill bit. The outer tube consists of an upper and a lower tube body connected together, with the inner tube installed inside the outer tube. An annular groove is set inside the...
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