The article proposes a constructive technical solution to increase the contact adaptivity of the mechanical roof support. The developed solution of the mechanized support section is able to adapt to changing mining and geological conditions in the process of excavation of the mining pillar, which increases the efficiency and safety of coal excavation in the longwall
The width of an abandoned roadway has a great influence on the roof stability of the working face. A...
Subject of investigation: supported mine workings in bearing pressure zone. Purpose of the work: dev...
The article discusses basic functions of a powered roof support in a longwall unit. The support func...
The article proposes a constructive technical solution to increase the contact adaptivity of the mec...
The article proposes a constructive technical solution to increase the contact adaptivity of the mec...
In modern conditions, intensive underground coal mining is provided, as a rule by working out the dr...
The conditions of the hard roof in my country vary greatly, ranging from a few meters to tens of met...
Text The introduction of the standardization of a powered roof support is a key point in increasing ...
In order to prevent a roof fall accident of a coal mine roadway mining face, temporary support must ...
Abstract The advanced hydraulic support group combined with bolts (cables) constitutes the advanced ...
Opening deeper coal seams requires constructing underground mine roadways in difficult geological co...
Pumpable roof supports provide an alternative approach to secondary support in underground mining. U...
This paper presents the engineering geological properties and roof control tecnology for a thick coa...
The paper considers a new type of powered roof support unit in the framework of interaction with geo...
Considering the harsh environment of deep, fully mechanized working faces and the acutely imbalanced...
The width of an abandoned roadway has a great influence on the roof stability of the working face. A...
Subject of investigation: supported mine workings in bearing pressure zone. Purpose of the work: dev...
The article discusses basic functions of a powered roof support in a longwall unit. The support func...
The article proposes a constructive technical solution to increase the contact adaptivity of the mec...
The article proposes a constructive technical solution to increase the contact adaptivity of the mec...
In modern conditions, intensive underground coal mining is provided, as a rule by working out the dr...
The conditions of the hard roof in my country vary greatly, ranging from a few meters to tens of met...
Text The introduction of the standardization of a powered roof support is a key point in increasing ...
In order to prevent a roof fall accident of a coal mine roadway mining face, temporary support must ...
Abstract The advanced hydraulic support group combined with bolts (cables) constitutes the advanced ...
Opening deeper coal seams requires constructing underground mine roadways in difficult geological co...
Pumpable roof supports provide an alternative approach to secondary support in underground mining. U...
This paper presents the engineering geological properties and roof control tecnology for a thick coa...
The paper considers a new type of powered roof support unit in the framework of interaction with geo...
Considering the harsh environment of deep, fully mechanized working faces and the acutely imbalanced...
The width of an abandoned roadway has a great influence on the roof stability of the working face. A...
Subject of investigation: supported mine workings in bearing pressure zone. Purpose of the work: dev...
The article discusses basic functions of a powered roof support in a longwall unit. The support func...
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