Kingdream Public Ltd. Co.

Organization

Wuhan, CN

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Multiple ridge diamond compact for drill bit and drill bit
- Patent number 11,725,459
- Issue date Aug 15, 2023
- KINGDREAM PUBLIC LIMITED COMPANY
- Qiang Liu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Polycrystalline diamond compact and drilling bit
- Patent number 11,391,095
- Issue date Jul 19, 2022
- KINGDREAM PUBLIC LIMITED COMPANY
- Hongping Tian
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hybrid bit with roller cones having inserts
- Patent number 11,326,402
- Issue date May 10, 2022
- KINGDREAM PUBLIC LIMITED COMPANY
- Guanfu Tu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tricone rock bit for horizontal wells and hard formation wells
- Patent number 9,410,378
- Issue date Aug 9, 2016
- KINGDREAM PUBLIC LTD. CO.
- Zengyuan Shao
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tri-cone bit for high RPM drilling applications
- Patent number 9,238,944
- Issue date Jan 19, 2016
- Kingdream Public Ltd. Co.
- Hongping Tian
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tube welding rod resistant to high stress abrasion
- Patent number 9,199,338
- Issue date Dec 1, 2015
- KINGDREAM PUBLIC LIMITED COMPANY
- Liehua Zhang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Convex crested insert with deflected wedge surfaces
- Patent number 8,360,175
- Issue date Jan 29, 2013
- Kingdream Public Ltd. Co.
- Xiaobing Fan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roller bit with a journal pin offset from the central axis thereof
- Patent number 7,299,887
- Issue date Nov 27, 2007
- Kingdream Public Ltd. Co.
- Xuezhong Liu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roller bit parallel inlayed compacts
- Patent number 6,595,304
- Issue date Jul 22, 2003
- Kingdream Public Limited Company
- Zhihua Chen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Bearing sealing means of earth boring bits
- Patent number 6,176,331
- Issue date Jan 23, 2001
- Kingdream Public Ltd., Co.
- Zhi Xun Jin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Single cone earth boring bit
- Patent number 6,119,797
- Issue date Sep 19, 2000
- Kingdream Public Ltd. Co.
- Chunling Hong
- E21 - EARTH DRILLING MINING

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Patents Applicationslast 30 patents

Information Patent Application
MULTIPLE RIDGE DIAMOND COMPACT FOR DRILL BIT AND DRILL BIT
- Publication number 20210277722
- Publication date Sep 9, 2021
- KINGDREAM PUBLIC LIMITED COMPANY
- Qiang LIU
- E21 - EARTH DRILLING MINING
Information Patent Application
HYBRID BIT WITH ROLLER CONES HAVING INSERTS
- Publication number 20210087886
- Publication date Mar 25, 2021
- KINGDREAM PUBLIC LIMITED COMPANY
- Guanfu TU
- E21 - EARTH DRILLING MINING
Information Patent Application
A HYBRID BIT WITH ROLLER CONE HAVING INSERTS
- Publication number 20200362638
- Publication date Nov 19, 2020
- KINGDREAM PUBLIC LIMITED COMPANY
- Guanfu TU
- E21 - EARTH DRILLING MINING
Information Patent Application
Polycrystalline Diamond Compact and Drilling Bit
- Publication number 20200347680
- Publication date Nov 5, 2020
- KINGDREAM PUBLIC LIMITED COMPANY
- Hongping TIAN
- E21 - EARTH DRILLING MINING
Information Patent Application
TUBE WELDING ROD RESISTANT TO HIGH STRESS ABRASION
- Publication number 20140305922
- Publication date Oct 16, 2014
- KINGDREAM PUBLIC LIMITED COMPANY
- Liehua Zhang
- C21 - METALLURGY OF IRON
Information Patent Application
TUBE WELDING ROD RESISTANT TO LOW STRESS ABRASION
- Publication number 20140238193
- Publication date Aug 28, 2014
- KINGDREAM PUBLIC LIMITED COMPANY
- Liehua Zhang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TRICONE ROCK BIT FOR HORIZONTAL WELLS AND HARD FORMATION WELLS
- Publication number 20140116787
- Publication date May 1, 2014
- Kingdream Public Ltd. Co.
- Zengyuan Shao
- E21 - EARTH DRILLING MINING
Information Patent Application
TRI-CONE BIT FOR HIGH RPM DRILLING APPLICATIONS
- Publication number 20110220423
- Publication date Sep 15, 2011
- Kingdream Public Ltd. Co.
- Hongping Tian
- E21 - EARTH DRILLING MINING
Information Patent Application
Convex Crested Insert With Deflected Wedge Surfaces
- Publication number 20100300766
- Publication date Dec 2, 2010
- KINGDREAM PUBLIC LTD. CO.
- Xiaobing Fan
- E21 - EARTH DRILLING MINING
Information Patent Application
Tri-cone bits for horizontal and hard formation drilling applications
- Publication number 20100032215
- Publication date Feb 11, 2010
- Kingdream Public Ltd. Co.
- Zengyuan Shao
- E21 - EARTH DRILLING MINING

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Trademarklast 30 trademarks

Information Trademark
76235634 - K
- Serial number 76235634
- Registration number 2741025
- Filing date Apr 5, 2001
- KINGDREAM PUBLIC LIMITED COMPANY
- 6 - Common metals and their alloys
Information Trademark
78056886 - JZ
- Serial number 78056886
- Registration number 2697828
- Filing date Apr 5, 2001
- KINGDREAM PUBLIC LIMITED COMPANY
- 6 - Common metals and their alloys
Information Trademark
76235107 - KINGDREAM
- Serial number 76235107
- Registration number 2745918
- Filing date Apr 4, 2001
- Kingdream Public Limited Company
- 6 - Common metals and their alloys

Kingdream Public Ltd. Co.

Organization

Patents Grantslast 30 patents

Multiple ridge diamond compact for drill bit and drill bit

Polycrystalline diamond compact and drilling bit

Hybrid bit with roller cones having inserts

Tricone rock bit for horizontal wells and hard formation wells

Tri-cone bit for high RPM drilling applications

Tube welding rod resistant to high stress abrasion

Convex crested insert with deflected wedge surfaces

Roller bit with a journal pin offset from the central axis thereof

Roller bit parallel inlayed compacts

Bearing sealing means of earth boring bits

Single cone earth boring bit

Patents Applicationslast 30 patents

MULTIPLE RIDGE DIAMOND COMPACT FOR DRILL BIT AND DRILL BIT

HYBRID BIT WITH ROLLER CONES HAVING INSERTS

A HYBRID BIT WITH ROLLER CONE HAVING INSERTS

Polycrystalline Diamond Compact and Drilling Bit

TUBE WELDING ROD RESISTANT TO HIGH STRESS ABRASION

TUBE WELDING ROD RESISTANT TO LOW STRESS ABRASION

TRICONE ROCK BIT FOR HORIZONTAL WELLS AND HARD FORMATION WELLS

TRI-CONE BIT FOR HIGH RPM DRILLING APPLICATIONS

Convex Crested Insert With Deflected Wedge Surfaces

Tri-cone bits for horizontal and hard formation drilling applications

Trademarklast 30 trademarks

76235634 - K

78056886 - JZ

76235107 - KINGDREAM