GB/T 41042-2021 Active National standards

GB/T 41042-2021 Guidance for utilization and classification of content of valuable elements in coal

Publish Date: 2021-12-31 Implement Date: 2022-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 41042-2021

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Coal analysis methods

ICS Name: \nCoal

Publish Date: 2021-12-31

Implement Date: 2022-07-01

Pages: 8 pages

Scope

This document specifies the grading scheme for the content of valuable elements (aluminum, gallium, germanium, lithium, etc.) in coal and related naming and codes, and proposes guiding principles for the development and utilization of valuable elements (aluminum, gallium, germanium, lithium, etc.) in coal. This document is applicable to the evaluation of the content of valuable elements (aluminum, gallium, germanium, lithium, etc.) in coal during the exploration, production and processing, sales, and utilization processes, and provides guidance for the development and utilization of valuable element (aluminum, gallium, germanium, lithium, etc.) resources in coal.

Development Information

Word Count: 18 Thousand words Pages: 8 pages

Referenced Standards

GB 474-1996 Preparation of coal sample GB/T 474-2008 Method for preparation of coal sample GB 475-1996 Sampling for commercial coal GB/T 475-2008 Method for manual sampling of commercial coal GB 482-1995 Sampling of coal in seam GB/T 482-2008 Sampling of coal seams GB/T 1574-1995 Analysis of coal ash GB/T 1574-2007 Test method for analysis of coal ash GB/T 8207-2007 Determination of germanium in coal GB/T 8208-2007 Determination of gallium in coal GB/T 14506.15-1993 Silicate rocks—Determination of lithium content—Flame atomic absorption spectrophotometric method GB/T 14506.15-2010 Methods for chemical analysis of silicate rocks—Part 15:Determination of lithium content GB/T 19494.1-2004 Mechanical sampling of coal—Part 1:Method for sampling GB/T 19494.1-2023 Mechanical sampling of coal—Part 1:Method for sampling GB/T 19494.2-2004 Mechanical sampling of coal—Part 2:Method for sample preparation GB/T 19494.2-2023 Mechanical sampling of coal—Part 2:Method for sample preparation MT/T 1034-2006 MT/T 1034-2006 Production Coal Sample Collection Method

Related Standards

GB 5751-1986 Replaced

GB 5751-1986 Classification of Chinese coals

Publish Date: 1986-01-09

GB 481-1993 abolished_transferred

GB 481-1993 Sampling method of coal sample for production

Publish Date: 1993-02-19

GB/T 15223-1994 Replaced

GB/T 15223-1994 Plastics—Liquid resins—Determination of density by the pyknometer method

Publish Date: 1994-09-24

GB/T 15224.1-1994 Replaced

GB/T 15224.1-1994 Classification for quality of coal—Classification for ash yield of coal

Publish Date: 1994-09-24

GB/T 15224.2-1994 Replaced

GB/T 15224.2-1994 Classification for quality of coal—Classification for sulphur content of coal

Publish Date: 1994-09-24

GB/T 15224.3-1994 Replaced

GB/T 15224.3-1994 Classification for quality of coal—Classification for calorific value of coal

Publish Date: 1994-09-24