Erik Denver

Person

Keen Mountain, VA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Pumpable mine ventilation structure
- Patent number 10,001,009
- Issue date Jun 19, 2018
- FCI Holdings Delaware, Inc.
- Joseph P. Bower
- E21 - EARTH DRILLING MINING
Information Patent Grant
Retainment wall for underground mine and method of construction
- Patent number 9,617,705
- Issue date Apr 11, 2017
- Sturda, Inc
- John J. Breedlove
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Pumpable mine ventilation structure
- Patent number 9,022,689
- Issue date May 5, 2015
- Heintzmann Corporation
- Joseph P. Bower
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for supporting a mine rib
- Patent number 8,371,658
- Issue date Feb 12, 2013
- Heintzmann Corporation
- John J. Breedlove
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
PUMPABLE MINE VENTILATION STRUCTURE
- Publication number 20180195391
- Publication date Jul 12, 2018
- Heintzmann Corporation
- Joseph P. Bower
- E21 - EARTH DRILLING MINING
Information Patent Application
HIGHWALL MINING EQUIPMENT RETRIEVAL AND EXTRACTION APPARATUS
- Publication number 20170198581
- Publication date Jul 13, 2017
- HEINTZMANN CORPORATION
- Erik Denver
- E21 - EARTH DRILLING MINING
Information Patent Application
RETAINMENT WALL FOR UNDERGROUND MINE AND METHOD OF CONSTRUCTION
- Publication number 20160333543
- Publication date Nov 17, 2016
- Sturda, Inc.
- John J. Breedlove
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
PUMPABLE MINE VENTILATION STRUCTURE
- Publication number 20160245082
- Publication date Aug 25, 2016
- Heintzmann Corporation
- Joseph P. Bower
- E21 - EARTH DRILLING MINING
Information Patent Application
PUMPABLE MINE VENTILATION STRUCTURE
- Publication number 20140314490
- Publication date Oct 23, 2014
- ABC Industries, Inc.
- Joseph P. Bower
- E21 - EARTH DRILLING MINING
Information Patent Application
IMPACT RESISTANT CAMBERED LAGGING ELEMENT
- Publication number 20130051931
- Publication date Feb 28, 2013
- Erik Denver
- E21 - EARTH DRILLING MINING
Information Patent Application
Yieldable cambered arch support assembly
- Publication number 20120282041
- Publication date Nov 8, 2012
- John J. Breedlove
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus and method for supporting a mine rib
- Publication number 20110052334
- Publication date Mar 3, 2011
- John J. Breedlove
- E21 - EARTH DRILLING MINING

Erik Denver

Person

Patents Grantslast 30 patents

Pumpable mine ventilation structure

Retainment wall for underground mine and method of construction

Pumpable mine ventilation structure

Apparatus and method for supporting a mine rib

Patents Applicationslast 30 patents

PUMPABLE MINE VENTILATION STRUCTURE

HIGHWALL MINING EQUIPMENT RETRIEVAL AND EXTRACTION APPARATUS

RETAINMENT WALL FOR UNDERGROUND MINE AND METHOD OF CONSTRUCTION

PUMPABLE MINE VENTILATION STRUCTURE

PUMPABLE MINE VENTILATION STRUCTURE

IMPACT RESISTANT CAMBERED LAGGING ELEMENT

Yieldable cambered arch support assembly

Apparatus and method for supporting a mine rib