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GB/T 4757-2025 Active
GB/T 4757-2025 Methods for the batch-flotation testing of fine coal
Abstract
This document specifies the coal samples, testing equipment and tools for flotation tests in the coal powder (mud) laboratory unit, the calculation of the amount of test coal samples and flotation agents, comparative flotation tests, and flotation parameter tests.
This document is applicable to bituminous coal and non-bituminous coal.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 4757-2025 |
| CCS | Coal sorting |
| ICS | \nCoal |
| Implement Date | 2026-03-01 |
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$ 66
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$ 66
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$ 66