Angelo Spedale

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Cypress, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Percussion drilling assembly and hammer bit with gage and outer row...
- Patent number 9,605,485
- Issue date Mar 28, 2017
- Smith International, Inc.
- Shantanu Swadi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Percussion drilling assembly and hammer bit with gage and outer row...
- Patent number 8,763,729
- Issue date Jul 1, 2014
- Smith International, Inc.
- Shantanu Swadi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Percussion drilling assembly and hammer bit with gage and outer row...
- Patent number 8,387,725
- Issue date Mar 5, 2013
- Smith International, Inc.
- Shantanu Swadi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for facilitating removal of a casing of an overburden dri...
- Patent number 5,921,332
- Issue date Jul 13, 1999
- Sandvik AB
- Angelo Lee Spedale
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods and apparatus for attaching a casing to a drill bit in over...
- Patent number 5,839,519
- Issue date Nov 24, 1998
- Sandvik AB
- Angelo Lee Spedale
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
INSTRUMENTED PERCUSSION HAMMER BIT
- Publication number 20160362938
- Publication date Dec 15, 2016
- Smith International, Inc.
- Xiaoge Gan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ROLLER CONE DRILL BIT
- Publication number 20140182937
- Publication date Jul 3, 2014
- Smith International, Inc.
- Robert H. Slaughter
- E21 - EARTH DRILLING MINING
Information Patent Application
PERCUSSION DRILL BIT WITH CONICAL CUTTING ELEMENTS
- Publication number 20140182939
- Publication date Jul 3, 2014
- Smith International, Inc.
- Lokesh Bhatia
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING INSERT FOR PERCUSSION DRILL BIT
- Publication number 20140182947
- Publication date Jul 3, 2014
- Smith International, Inc.
- Lokesh Bhatia
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PERCUSSION DRILLING ASSEMBLY AND HAMMER BIT WITH GAGE AND OUTER ROW...
- Publication number 20130175096
- Publication date Jul 11, 2013
- Smith International, Inc.
- Shantanu Swadi
- E21 - EARTH DRILLING MINING
Information Patent Application
Percussion Drilling Assembly and Hammer Bit with Gage and Outer Row...
- Publication number 20090255735
- Publication date Oct 15, 2009
- Smith International, Inc.
- Shantanu Swadi
- E21 - EARTH DRILLING MINING