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Joseph Purcell
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Ennis, County Clare, IE
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Patents Grants
last 30 patents
Information
Patent Grant
Drill bit assembly for fluid-operated percussion drill tools
Patent number
12,123,260
Issue date
Oct 22, 2024
MINCON INTERNATIONAL LIMITED
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit assembly for percussion drill tools
Patent number
11,739,593
Issue date
Aug 29, 2023
MINCON INTERNATIONAL LIMITED
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic down-the-hole hammer and subsea pile
Patent number
11,725,456
Issue date
Aug 15, 2023
MINCON INTERNATIONAL LIMITED
Joseph Purcell
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Drill bit with detachable bit head
Patent number
11,236,549
Issue date
Feb 1, 2022
MINCON INTERNATIONAL LIMITED
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi-accumulator arrangement for hydraulic percussion mechanism
Patent number
10,876,359
Issue date
Dec 29, 2020
MINCON INTERNATIONAL LIMITED
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill rod for percussion drill tool
Patent number
10,808,476
Issue date
Oct 20, 2020
MINCON INTERNATIONAL LTD.
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Down-the-hole hammer
Patent number
9,103,165
Issue date
Aug 11, 2015
Mincon International
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Attachment for percussion drill tools
Patent number
9,045,945
Issue date
Jun 2, 2015
Mincon International
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit assembly for fluid-operated percussion drill tools
Patent number
8,985,245
Issue date
Mar 24, 2015
Mincon International
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit assembly for fluid-operated percussion drill tools
Patent number
7,987,930
Issue date
Aug 2, 2011
Minroc Technical Promotions Limited
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit assembly for fluid-operated percussion drill tools
Patent number
7,975,784
Issue date
Jul 12, 2011
Minroc Technical Promotions Limited
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Percussion hammer for enlarging drilled holes
Patent number
7,735,584
Issue date
Jun 15, 2010
Minroc Technical Promotions Limited
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Segmented ring mounting for a fluid-operated percussion drill tool
Patent number
6,290,424
Issue date
Sep 18, 2001
Minroc Technical Promotions Ltd.
Joseph Purcell
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
A DRILL BIT ASSEMBLY FOR FLUID-OPERATED PERCUSSION DRILL TOOLS
Publication number
20230003086
Publication date
Jan 5, 2023
MINCON INTERNATIONAL LIMITED
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDRAULIC DOWN-THE-HOLE HAMMER AND SUBSEA PILE
Publication number
20220349256
Publication date
Nov 3, 2022
Mincon International Limited
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT ASSEMBLY FOR PERCUSSION DRILL TOOLS
Publication number
20220154535
Publication date
May 19, 2022
MINCON INTERNATIONAL LIMITED
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT WITH DETACHABLE BIT HEAD
Publication number
20200224502
Publication date
Jul 16, 2020
MINCON INTERNATIONAL LIMITED
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTI-ACCUMULATOR ARRANGEMENT FOR HYDRAULIC PERCUSSION MECHANISM
Publication number
20160369565
Publication date
Dec 22, 2016
MINCON INTERNATIONAL LIMITED
Joseph PURCELL
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL ROD FOR PERCUSSION DRILL TOOL
Publication number
20160230485
Publication date
Aug 11, 2016
MINCON INTERNATIONAL LTD.
Joseph PURCELL
E21 - EARTH DRILLING MINING
Information
Patent Application
SYMMETRICAL BIT FOR DIRECTIONAL DRILLING TOOL
Publication number
20150176334
Publication date
Jun 25, 2015
MINCON INTERNATIONAL LIMITED
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWN-THE-HOLE HAMMER
Publication number
20130186692
Publication date
Jul 25, 2013
Mincon International
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
ATTACHMENT FOR PERCUSSION DRILL TOOLS
Publication number
20130133952
Publication date
May 30, 2013
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT ASSEMBLY FOR FLUID-OPERATED PERCUSSION DRILL TOOLS
Publication number
20120186883
Publication date
Jul 26, 2012
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
Drill Bit Assembly for Fluid-Operated Percussion Drill Tools
Publication number
20100243333
Publication date
Sep 30, 2010
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
Drill bit assembly for fluid-operated percussion drill tools
Publication number
20100108395
Publication date
May 6, 2010
Minroc Technical Promotions Limited
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
Percussion Hammer for Enlarging Drilled Holes
Publication number
20090071725
Publication date
Mar 19, 2009
Joseph Purcell
E21 - EARTH DRILLING MINING
Information
Patent Application
Down-the hole hammer
Publication number
20060000646
Publication date
Jan 5, 2006
Joseph Purcell
E21 - EARTH DRILLING MINING