Membership
Tour
Register
Log in
Vertical hydraulic conveying of coal
Follow
Industry
CPC
E21F13/042
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21F
SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
E21F13/00
Transport specially adapted to underground conditions
Current Industry
E21F13/042
Vertical hydraulic conveying of coal
Industries
Overview
Organizations
People
Information
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Transport and hoisting of slurry
Patent number
11,597,613
Issue date
Mar 7, 2023
HYDRO POWER EQUIPMENT (PTY) LTD.
Peter Duncan Fraser
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic hoisting system and method
Patent number
10,532,897
Issue date
Jan 14, 2020
Cementation Canada Inc.
Alun Price Jones
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Apparatus and method for storing waste material
Patent number
9,540,929
Issue date
Jan 10, 2017
George Anthony Aulisio
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for mining coal
Patent number
8,882,204
Issue date
Nov 11, 2014
George Anthony Aulisio
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for mining coal
Patent number
8,408,658
Issue date
Apr 2, 2013
George Anthony Aulisio
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for mining coal
Patent number
8,262,167
Issue date
Sep 11, 2012
George Anthony Aulisio
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus for transporting particulate materials from a lower level...
Patent number
6,634,832
Issue date
Oct 21, 2003
Neil George Reid
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method of and apparatus for transporting particulate materials from...
Patent number
6,428,245
Issue date
Aug 6, 2002
Nashcliffe Geochemicals Ltd.
Neil George Reid
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method and machine for constructing shafts
Patent number
5,022,789
Issue date
Jun 11, 1991
Shimizu Construction Co., Ltd.
Akira Miyazaki
E21 - EARTH DRILLING MINING
Information
Patent Grant
Actuating device for pipe-chamber feeders of hydraulic transport eq...
Patent number
4,869,460
Issue date
Sep 26, 1989
Heves Megyei Tanacsi Epitoipari Vallalat
Laszlo Kocsanyi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Underspoil slurry haulage
Patent number
4,415,207
Issue date
Nov 15, 1983
Conoco Inc.
Richard E. Doerr
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Injector for a material transport system
Patent number
4,363,572
Issue date
Dec 14, 1982
Foster-Miller Associates, Inc.
Andrew Harvey
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Underspoil slurry haulage
Patent number
4,286,822
Issue date
Sep 1, 1981
Conoco, Inc.
Richard E. Doerr
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of and an arrangement for longwall mining
Patent number
4,251,108
Issue date
Feb 17, 1981
Ruhrkohle Aktiengesellschaft
Hermann H. Nocke
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mining method and apparatus
Patent number
4,155,595
Issue date
May 22, 1979
Kaiser Resources, Ltd.
Arthur W. T. Grimley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hose and linkage support apparatus for a sump vehicle
Patent number
4,089,053
Issue date
May 9, 1978
Continental Oil Company
Ronald W. Umphrey
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for mining
Patent number
4,079,999
Issue date
Mar 21, 1978
Kaiser Resources Ltd.
Arthur W. T. Grimley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic mining apparatus and method
Patent number
4,061,398
Issue date
Dec 6, 1977
Kaiser Resources Ltd.
David M. Parkes
E21 - EARTH DRILLING MINING
Information
Patent Grant
Push-pull mining system
Patent number
4,032,195
Issue date
Jun 28, 1977
Oliver B. Kilroy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi-level hydraulic mining system
Patent number
3,993,354
Issue date
Nov 23, 1976
Oliver B. Kilroy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Control system for positioning extensible pipeline system
Patent number
3,961,772
Issue date
Jun 8, 1976
Continental Oil Company
William T. Sweeney
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method and system for winning minerals
Patent number
3,961,824
Issue date
Jun 8, 1976
Wouter Hugo Van Eek
E21 - EARTH DRILLING MINING
Information
Patent Grant
3924895
Patent number
3,924,895
Issue date
Dec 9, 1975
E21 - EARTH DRILLING MINING
Information
Patent Grant
3907366
Patent number
3,907,366
Issue date
Sep 23, 1975
E21 - EARTH DRILLING MINING
Information
Patent Grant
3838886
Patent number
3,838,886
Issue date
Oct 1, 1974
E21 - EARTH DRILLING MINING
Information
Patent Grant
3837707
Patent number
3,837,707
Issue date
Sep 24, 1974
E21 - EARTH DRILLING MINING
Information
Patent Grant
3799614
Patent number
3,799,614
Issue date
Mar 26, 1974
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
3790214
Patent number
3,790,214
Issue date
Feb 5, 1974
E21 - EARTH DRILLING MINING
Information
Patent Grant
3602551
Patent number
3,602,551
Issue date
Aug 31, 1971
E21 - EARTH DRILLING MINING
Information
Patent Grant
3485534
Patent number
3,485,534
Issue date
Dec 23, 1969
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
TRANSPORT AND HOISTING OF SLURRY
Publication number
20210371216
Publication date
Dec 2, 2021
HYDRO POWER EQUIPMENT (PTY) LTD
Peter Duncan FRASER
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
HYDRAULIC HOISTING SYSTEM AND METHOD
Publication number
20170210573
Publication date
Jul 27, 2017
Cementation Canada Inc.
Alun Price Jones
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Apparatus and method for mining coal
Publication number
20140056646
Publication date
Feb 27, 2014
George Anthony Aulisio
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and Method for Mining Coal
Publication number
20130193743
Publication date
Aug 1, 2013
George Anthony Aulisio
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and method for mining coal
Publication number
20120319452
Publication date
Dec 20, 2012
George Anthony Aulisio
E21 - EARTH DRILLING MINING
Information
Patent Application
Hydraulic solid transportation system
Publication number
20110311321
Publication date
Dec 22, 2011
Roger Lynn Trueman
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and method for mining coal
Publication number
20110049965
Publication date
Mar 3, 2011
George Anthony Aulisio
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus for transporting particulate materials from a lower level...
Publication number
20020154955
Publication date
Oct 24, 2002
Neil George Reid
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL