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Description: Scope: This standard establishes safety requirements pertaining to the construction of tunnels, shafts and caissons. The requirements set forth in this standard cover environmental control; related facilities; fire prevention; hoisting; haulage; electrical, drilling and blasting; and
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Supplier: ASTM International
Description: stones screened from natural deposits, blast rock, processed materials from quarried rock, or recycled concrete. They are applicable for sizes 3 in. (75 mm) and above, with the upper size limited only by equipment available for handling and weighing the individual particles. 1.3
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Supplier: ASTM International
Description: of stones screened from natural deposits, blast rock, processed materials from quarried rock, or recycled concrete. They are applicable for sizes 3 in. (75 mm) and above, with the upper size limited only by equipment available for handling and determining the mass of the
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Supplier: ASTM International
Description: of stones screened from natural deposits, blast rock, processed materials from quarried rock, or recycled concrete. They are applicable for sizes 3 in. (75 mm) and above, with the upper size limited only by equipment available for handling and determining the mass of the
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States > Illinois > State > Register > 2010 > [32 IL Register 129] 01/29/2010
11/09/2009 This letter discusses application of the manufacturing machinery and equipment explosives and related exemption to blasting equipment used for quarry blasting.
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Encyclopedia of Modern Coral Reefs
The advantages of this approach are that heavy equipment , blasting or quarrying of larger stone are not required.
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Diffusion bonding between high chromium white iron and low carbon steel
High chromium white irons have excellent abrasion resistance and are used effectively in slurry pumps, brick, moulds, coal grinding mills, rolling mill rolls, shot blasting equipment and components for quarrying , hard rock mining and milling.
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Interpreting Geologic Maps for Engineers
Requires blasting and heavy equipment for quarrying and crushing.
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Beneficial Effects of the Core–Shell Structure of Primary Carbides in High-Cr (45 wt%) White Cast Irons on Their Mechanical Behavior and Wear Resistance
…content in the range of 23–30 wt% Cr, which possess high abrasion resistance and are widely used in slurry pumps, lining for pipelines, brick molds, coal- grinding mills, rolling mill rolls, shot blasting equipment , and components for quarrying , hard-rock mining, and…
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Diffusion bonding between high chromium white iron and austenitic stainless steel
The high chromium white irons have excellent abrasion resistance and are used effectively in slurry pumps, brick, moulds, coal grinding mills, rolling mill rolls, shot blasting equipment , and components for quarrying , hard rock mining and milling.
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Modification of 27Cr cast iron with alloying yttrium for enhanced resistance to sliding wear in corrosive media
blasting equipment , and components for quarrying , hard- In this work, the performance of 27Cr-cast white iron .
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Alloying: Understanding the Basics
The high-chromium class II and III white irons have excellent abrasion resistance and are used effectively in slurry pumps, brick molds, coal grinding mills, shot blasting equipment , and components for quarrying , hard-rock mining, and milling.
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High-Alloy White Irons
High-Chromium White Irons The high-chromium white irons have excellent abrasion resistance and are used effectively in slurry pumps, brick molds, coal-grinding mills, shot- blasting equipment , and components for quarrying , hard-rock mining, and milling.
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Heat Treating of High-Alloy White Irons
The high-chromium white irons have excellent abrasion resistance and are used effectively in slurry pumps, brick molds, coal-grinding mills, rolling mill rolls, shot blasting equipment , and components for quarrying , hard-rock mining and milling.