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Drilling machines with reciprocating tool that is intermittently turned when out of contact with the working face
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Industry
CPC
E21C3/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21C
MINING OR QUARRYING
Current Industry
E21C3/00
Drilling machines with reciprocating tool that is intermittently turned when out of contact with the working face
Sub Industries
E21C3/02
Machines in which the tool is connected to an impulse member
E21C3/04
Hammer drilling machines in which the tool is hit by an impulse member
E21C3/06
Means for driving the impulse member
E21C3/16
by electromagnets
E21C3/18
directly by a piston of an internal-combustion engine
E21C3/24
directly by air, steam, or gas pressure
E21C3/26
working with pulses
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Patents Grants
last 30 patents
Information
Patent Grant
Bit tip insert
Patent number
12,345,158
Issue date
Jul 1, 2025
The Sollami Company
Phillip Sollami
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Measurement system and measurement method
Patent number
12,345,159
Issue date
Jul 1, 2025
Komatsu Ltd.
Yuichi Kodama
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for collecting operational vibration data for a m...
Patent number
12,331,491
Issue date
Jun 17, 2025
Joy Global Surface Mining Inc
Brian N. White
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Electric terminal assembly of a drive unit for use in a mining machine
Patent number
12,328,054
Issue date
Jun 10, 2025
Caterpillar Global Mining Europe GmbH
Michael Nafe
E21 - EARTH DRILLING MINING
Information
Patent Grant
Milling machine and process for the operation of a milling machine
Patent number
12,312,955
Issue date
May 27, 2025
Wirtgen GmbH
Christian Berning
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Robust plasma blast probe tip
Patent number
12,312,956
Issue date
May 27, 2025
Petram Technologies, Inc.
Nicholas Magnotti
F42 - AMMUNITION BLASTING
Information
Patent Grant
Blast design
Patent number
12,305,969
Issue date
May 20, 2025
Orica International Pte Ltd
Angelo Labriola
F42 - AMMUNITION BLASTING
Information
Patent Grant
Microwave-based mining systems and methods with robotic arm waveguide
Patent number
12,252,988
Issue date
Mar 18, 2025
Off-World, Inc.
James Jason Murray
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Bolsters for degradation picks
Patent number
12,247,486
Issue date
Mar 11, 2025
Schlumberger Technology Corporation
Ronald Crockett
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Milling tool
Patent number
12,227,907
Issue date
Feb 18, 2025
Jeffrey L. Rule
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Liquid-tight drive connection for engine and transmission coupling
Patent number
12,209,650
Issue date
Jan 28, 2025
Caterpillar Inc.
Michael Nafe
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for radiant gas dynamic mining of permafrost fo...
Patent number
12,203,371
Issue date
Jan 21, 2025
Trans Astronautica Corporation
Joel C. Sercel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for non-contact boring
Patent number
12,196,082
Issue date
Jan 14, 2025
Phoenix Boring, Inc.
Ian Wright
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for three-dimensional (3D) imaging of underground...
Patent number
12,175,599
Issue date
Dec 24, 2024
China University of Geosciences (Wuhan)
Yule Hu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Drill bit for downhole electrocrushing drilling
Patent number
12,163,427
Issue date
Dec 10, 2024
Halliburton Energy Services, Inc.
William M. Moeny
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Microwave energy applicator
Patent number
12,163,428
Issue date
Dec 10, 2024
Off-World, Inc.
James Jason Murray
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Mining system
Patent number
12,146,409
Issue date
Nov 19, 2024
Underground Extraction Technologies Pty Ltd
Michael Mapp
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth working machine having a rotatable working apparatus axially...
Patent number
12,139,861
Issue date
Nov 12, 2024
Wirtgen GmbH
Christian Berning
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Method for quickly optimizing key mining parameters of outburst coa...
Patent number
12,135,926
Issue date
Nov 5, 2024
Chongqing University
Quanle Zou
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and device for determining development status of separation...
Patent number
12,091,972
Issue date
Sep 17, 2024
CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
Yifan Zeng
E21 - EARTH DRILLING MINING
Information
Patent Grant
Roadway/tunnel excavation robot and automatic cutting control method
Patent number
12,091,977
Issue date
Sep 17, 2024
China University of Mining and Technology
Hongxiang Jiang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tracer diffusion device, system for tracing development of water co...
Patent number
12,091,971
Issue date
Sep 17, 2024
CHINA UNIVERISTY OF MINING AND TECHNOLOGY, BEIJING
Yifan Zeng
E21 - EARTH DRILLING MINING
Information
Patent Grant
Attack inserts with differing surface finishes, assemblies, systems...
Patent number
12,076,837
Issue date
Sep 3, 2024
U.S. Synthetic Corporation
Grant Kyle Daniels
B24 - GRINDING POLISHING
Information
Patent Grant
Triggering explosives in holes
Patent number
12,066,278
Issue date
Aug 20, 2024
Newcrest Mining Limited
Anthony James Sprague
F42 - AMMUNITION BLASTING
Information
Patent Grant
Control unit for mining machine
Patent number
12,065,928
Issue date
Aug 20, 2024
Sandvik Intellectual Property AB
Reinhold Pogatschnigg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Device for monitoring deep-sea sediment environment in mining polym...
Patent number
12,061,304
Issue date
Aug 13, 2024
OCEAN UNIVERSITY OF CHINA
Yonggang Jia
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Projectile augmented boring system
Patent number
12,049,825
Issue date
Jul 30, 2024
Hypersciences, Inc.
Mark C. Russell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Laser and mechanical boring
Patent number
12,037,909
Issue date
Jul 16, 2024
David Talcott
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of no-pillar mining with gob-entry retaining adapted for ful...
Patent number
12,037,905
Issue date
Jul 16, 2024
CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
Jiong Wang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Terminal, operation information acquisition system, operation infor...
Patent number
12,033,095
Issue date
Jul 9, 2024
Komatsu Ltd.
Kousuke Kurinami
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND DEVICE FOR PREVENTING RIB SPALLING IN HIGH-STRESS SURROU...
Publication number
20250215798
Publication date
Jul 3, 2025
China University of Mining and Technology
Bo MENG
E21 - EARTH DRILLING MINING
Information
Patent Application
INDEXABLE EARTH CUTTING TOOL ASSEMBLY
Publication number
20250188838
Publication date
Jun 12, 2025
Kennametal Inc.
Jacob Poremski
E21 - EARTH DRILLING MINING
Information
Patent Application
BLOCK CAVING MINE CONFIGURATIONS AND METHODS
Publication number
20250172067
Publication date
May 29, 2025
Caveman Consulting Pty Ltd
Geoffrey Dunstan
E21 - EARTH DRILLING MINING
Information
Patent Application
ELECTRIC-PULSE FRACTURING DEVICE AND METHOD FOR HARD ROOF OF COAL M...
Publication number
20250154868
Publication date
May 15, 2025
TAIYUAN UNIVERSITY OF TECHNOLOGY
Guorui Feng
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR MONITORING COAL SHEARER STATUS BASED ON DIGIT...
Publication number
20250146413
Publication date
May 8, 2025
TAIYUAN UNIVERSITY OF TECHNOLOGY
Hua Ding
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Rotating Bit with Integral Washer Feature
Publication number
20250146412
Publication date
May 8, 2025
THE SOLLAMI COMPANY
Phillip Sollami
E21 - EARTH DRILLING MINING
Information
Patent Application
BLOCK FOR HOLDING A CUTTING BIT
Publication number
20250129720
Publication date
Apr 24, 2025
Kennametal Inc.
Robbie Bloom
E21 - EARTH DRILLING MINING
Information
Patent Application
SENSOR SYSTEM OF UNDERGROUND MINING VEHICLES AND UNDERGROUND MINING...
Publication number
20250129719
Publication date
Apr 24, 2025
SANDVIK MINING AND CONSTRUCTION OY
Pekka TAMMINEN
E21 - EARTH DRILLING MINING
Information
Patent Application
REBUILDABLE HARD SURFACE CUTTING TIP FOR MINING BIT
Publication number
20250122803
Publication date
Apr 17, 2025
Bit Service Company LTD
Scott BAHR
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method For Controlling A Shearer In Three Dimensions And System
Publication number
20250084763
Publication date
Mar 13, 2025
Caterpillar Inc.
Martin TEINER
E21 - EARTH DRILLING MINING
Information
Patent Application
Longwall Shearer Positioning Method, Pan for Panline, Longwall Shea...
Publication number
20250084764
Publication date
Mar 13, 2025
Caterpillar Inc.
Martin TEINER
E21 - EARTH DRILLING MINING
Information
Patent Application
Systems And Methods For Non-Contact Boring
Publication number
20250067176
Publication date
Feb 27, 2025
Phoenix Boring, Inc.
Ian Wright
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATABLE CUTTING TOOL WITH CUTTING INSERT AND BOLSTER
Publication number
20250052154
Publication date
Feb 13, 2025
Kennametal Inc.
Robbie D. Bloom
E21 - EARTH DRILLING MINING
Information
Patent Application
WEAR PROTECTION CAP AND A BIT HOLDER ARRANGEMENT
Publication number
20250052155
Publication date
Feb 13, 2025
Sandvik Mining and Construction G.m.b.H.
Ralf GRIEF
E21 - EARTH DRILLING MINING
Information
Patent Application
DUST MITIGATION SYSTEM
Publication number
20250012188
Publication date
Jan 9, 2025
Epiroc Drilling Solutions, LLC
Mahmood Hassan
B08 - CLEANING
Information
Patent Application
METHOD FOR TRAINING COAL ROCK INTERFACE RECOGNITION MODEL, METHOD F...
Publication number
20240410279
Publication date
Dec 12, 2024
CCTEG BEIJING TIANMA INTELLIGENT CONTROL TECHNOLOGY CO., LTD.
Yao Cui
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MACHINE PICK, HOLDING DEVICE, EXCAVATION SYSTEM, AND METHOD
Publication number
20240410278
Publication date
Dec 12, 2024
ROCKFEEL GMBH
Joerg Bretschneider
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND A CONTROL NODE FOR CONTROLLING A MINING RIG
Publication number
20240401479
Publication date
Dec 5, 2024
EPIROC ROCK DRILLS AKTIEBOLAG
Björn SYSE
E21 - EARTH DRILLING MINING
Information
Patent Application
MECHANICAL CONTINUOUS MINING DEVICE INTEGRATING MICROWAVES AND CUTT...
Publication number
20240392683
Publication date
Nov 28, 2024
NORTHEASTERN UNIVERSITY
Feng LIN
E21 - EARTH DRILLING MINING
Information
Patent Application
NON-ROTATING BIT FOR CUTTING TOOL
Publication number
20240384653
Publication date
Nov 21, 2024
Caterpillar Paving Products Inc.
Christopher BARNARD
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
TRIGGERING EXPLOSIVES IN HOLES
Publication number
20240361108
Publication date
Oct 31, 2024
Olitek Pty Ltd
Anthony James Sprague
F42 - AMMUNITION BLASTING
Information
Patent Application
HYBRID-TYPE ROCK SPLITTING PACKER USING WATER PRESSURE AND RUBBER I...
Publication number
20240328316
Publication date
Oct 3, 2024
SONGAM CO., LTD
Jong Oh PARK
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTARY BORING MINING MACHINE INERTIAL STEERING SYSTEM
Publication number
20240318552
Publication date
Sep 26, 2024
The Mosaic Company
Roy W. Tivas
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR AUTOMATED CONTROL OF A BEAM STAGELOADER BOO...
Publication number
20240308774
Publication date
Sep 19, 2024
Joy Global Underground Mining LLC
Benjamin John Robert Lepre
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR AUTOMATED CONTROL OF A BEAM STAGELOADER BOO...
Publication number
20240308775
Publication date
Sep 19, 2024
Joy Global Underground Mining LLC
Benjamin John Robert Lepre
E21 - EARTH DRILLING MINING
Information
Patent Application
RACKBAR ROTATION LIMIT
Publication number
20240301793
Publication date
Sep 12, 2024
Joy Global Underground Mining LLC
Ryan E. Perry
E21 - EARTH DRILLING MINING
Information
Patent Application
INDEXABLE EARTH CUTTING TOOL ASSEMBLY
Publication number
20240271525
Publication date
Aug 15, 2024
Kennametal Inc.
Jacob Poremski
E21 - EARTH DRILLING MINING
Information
Patent Application
Tunneling System
Publication number
20240247551
Publication date
Jul 25, 2024
CCTEG TAIYUAN RESEARCH INSTITUTE
Bukang Wang
E21 - EARTH DRILLING MINING
Information
Patent Application
Tunnel Tunneling System
Publication number
20240240560
Publication date
Jul 18, 2024
CCTEG TAIYUAN RESEARCH INSTITUTE
Hong Wang
E21 - EARTH DRILLING MINING
Information
Patent Application
REAL-TIME MONITORING SYSTEM AND METHOD FOR COAL MINE ROOF FRACTURES...
Publication number
20240240561
Publication date
Jul 18, 2024
Henan Polytechnic University
Lin TIAN
G06 - COMPUTING CALCULATING COUNTING