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[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...

[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...

[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...

[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...

[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...

[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...

[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...

[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...

[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...

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...