Supports specially adapted for use in combination with the placing of filling-up materials

Industry

CPC
E21D23/0481

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS E21D23/00Mine roof supports for step- by- step movement

Current Industry

E21D23/0481Supports specially adapted for use in combination with the placing of filling-up materials

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Equipment system for no-roadway no-coal-pillar retained roadway min...
- Patent number 11,008,860
- Issue date May 18, 2021
- Manchao HE
- Manchao He
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mine roof support, pre-installation assembly for same, and method o...
- Patent number 10,822,948
- Issue date Nov 3, 2020
- Burrell Mining Products, Inc.
- Don C. Abel
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for recovering room-mining coal pillars by solid filling in...
- Patent number 10,612,378
- Issue date Apr 7, 2020
- China University of Mining and Technology
- Jixiong Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for designing supporting parameters of transition support fo...
- Patent number 10,301,939
- Issue date May 28, 2019
- China University of Mining and Technology
- Jixiong Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for removing hydraulic support for solid filling coal mining
- Patent number 10,036,252
- Issue date Jul 31, 2018
- China University of Mining and Technology
- Feng Ju
- E21 - EARTH DRILLING MINING
Information Patent Grant
Inclined layered solid-filling mining method in ultrathick coal layer
- Patent number 9,494,037
- Issue date Nov 15, 2016
- China University of Mining and Technology
- Jixiong Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Continuous mining linear advance system
- Patent number 5,567,018
- Issue date Oct 22, 1996
- Cyprus Amax Minerals Company
- Wm. Mark Hart
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mobile stope support apparatus
- Patent number 5,133,626
- Issue date Jul 28, 1992
- Crucible S.A.
- Gregory Sleziak
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mine roof supports
- Patent number 4,518,284
- Issue date May 21, 1985
- Gewerkschaft Eisenhutte Westfalia
- Kunibert Becker
- E21 - EARTH DRILLING MINING
Information Patent Grant
Slidable filling dam
- Patent number 4,406,565
- Issue date Sep 27, 1983
- Centrum Konstrukcyjnotechnologiczne Maszyn Gorniczych
- Wincenty Pretor
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mine roof support assembly
- Patent number 4,217,067
- Issue date Aug 12, 1980
- Gewerkschaft Eisenhutte Westfalia
- Gunter Lagodka
- E21 - EARTH DRILLING MINING
Information Patent Grant
Canopy and shield structure for a supporting shield in a seam-like...
- Patent number 4,136,999
- Issue date Jan 30, 1979
- Thyssen Industrie AG
- Manfred Koppers
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining method and apparatus
- Patent number 4,102,550
- Issue date Jul 25, 1978
- Peabody Coal Company
- John A. L. Campbell
- E21 - EARTH DRILLING MINING
Information Patent Grant
Canopy and shield structure for supporting a shield in a seam-like...
- Patent number 4,089,181
- Issue date May 16, 1978
- Thyssen Industrie AG
- Manfred Koppers
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic shield assembly
- Patent number 4,064,701
- Issue date Dec 27, 1977
- Herman Hemscheidt Maschinenfabrik
- Hans-Otto Friedrichs
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mine roof supports
- Patent number 4,041,714
- Issue date Aug 16, 1977
- Gullick Dobson Limited
- Archelaius Dawson Allen
- E21 - EARTH DRILLING MINING
Information Patent Grant
3779023
- Patent number 3,779,023
- Issue date Dec 18, 1973
- E21 - EARTH DRILLING MINING
Information Patent Grant
3466875
- Patent number 3,466,875
- Issue date Sep 16, 1969
- E21 - EARTH DRILLING MINING
Information Patent Grant
3438209
- Patent number 3,438,209
- Issue date Apr 15, 1969
- E21 - EARTH DRILLING MINING
Information Patent Grant
3399927
- Patent number 3,399,927
- Issue date Sep 3, 1968
- E21 - EARTH DRILLING MINING
Information Patent Grant
3143862
- Patent number 3,143,862
- Issue date Aug 11, 1964
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
COAL-BASED SOLID WASTE TRANSPORT AND FILLING INTEGRATED MACHINE MIN...
- Publication number 20230383653
- Publication date Nov 30, 2023
- Western Digital Technologies, Inc.
- Feisheng Feng
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD FOR RECOVERING ROOM-MINING COAL PILLARS BY SOLID FILLING IN...
- Publication number 20190301283
- Publication date Oct 3, 2019
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Jixiong ZHANG
- E21 - EARTH DRILLING MINING
Information Patent Application
MINE ROOF SUPPORT, PRE-INSTALLATION ASSEMBLY FOR SAME, AND METHOD O...
- Publication number 20190203597
- Publication date Jul 4, 2019
- BURRELL MINING PRODUCTS, INC.
- Don C. Abel
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD FOR DESIGNING SUPPORTING PARAMETERS OF TRANSITION SUPPORT FO...
- Publication number 20180314770
- Publication date Nov 1, 2018
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Jixiong ZHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
EQUIPMENT SYSTEM FOR NO-ROADWAY NO-COAL-PILLAR RETAINED ROADWAY MIN...
- Publication number 20180187548
- Publication date Jul 5, 2018
- Manchao HE
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD FOR REMOVING HYDRAULIC SUPPORT FOR SOLID FILLING COAL MINING
- Publication number 20170138194
- Publication date May 18, 2017
- Feng JU
- E21 - EARTH DRILLING MINING

Supports specially adapted for use in combination with the placing of filling-up materials

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Equipment system for no-roadway no-coal-pillar retained roadway min...

Mine roof support, pre-installation assembly for same, and method o...

Method for recovering room-mining coal pillars by solid filling in...

Method for designing supporting parameters of transition support fo...

Method for removing hydraulic support for solid filling coal mining

Inclined layered solid-filling mining method in ultrathick coal layer

Continuous mining linear advance system

Mobile stope support apparatus

Mine roof supports

Slidable filling dam

Mine roof support assembly

Canopy and shield structure for a supporting shield in a seam-like...

Mining method and apparatus

Canopy and shield structure for supporting a shield in a seam-like...

Hydraulic shield assembly

Mine roof supports

3779023

3466875

3438209

3399927

3143862

Patents Applicationslast 30 patents

COAL-BASED SOLID WASTE TRANSPORT AND FILLING INTEGRATED MACHINE MIN...

METHOD FOR RECOVERING ROOM-MINING COAL PILLARS BY SOLID FILLING IN...

MINE ROOF SUPPORT, PRE-INSTALLATION ASSEMBLY FOR SAME, AND METHOD O...

METHOD FOR DESIGNING SUPPORTING PARAMETERS OF TRANSITION SUPPORT FO...

EQUIPMENT SYSTEM FOR NO-ROADWAY NO-COAL-PILLAR RETAINED ROADWAY MIN...

METHOD FOR REMOVING HYDRAULIC SUPPORT FOR SOLID FILLING COAL MINING