BS ISO 7936:2022
$198.66
Coal. Determination and presentation of float and sink characteristics. General directions for apparatus and procedures
| Published By | Publication Date | Number of Pages |
| BSI | 2022 | 64 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | National foreword |
| 7 | Foreword |
| 8 | Introduction |
| 9 | 1 Scope 2 Normative references 3 Terms and symbols 4 Sampling 4.1 General |
| 10 | 4.2 Sample mass |
| 11 | 4.3 Coal preparation plant products |
| 12 | 4.4 Plant control testing 4.5 Comprehensive plant efficiency test 4.6 Core samples 4.7 Preliminary treatment |
| 13 | 4.8 Size analysis 4.9 Pilot testing |
| 14 | 5 Separation media 5.1 General 5.2 Organic solutions 5.2.1 General 5.2.2 Limitations on accuracy |
| 15 | 5.3 Inorganic solutions 5.3.1 General 5.3.2 Formate solutions |
| 16 | 5.4 Aqueous suspensions 5.4.1 General 5.4.2 Zirconium dioxide |
| 18 | 6 Apparatus 6.1 General |
| 20 | 6.2 Coarse coal apparatus |
| 21 | 6.2.2 Inner mesh basket. 6.2.3 Mesh scoop of suitable aperture. |
| 24 | 6.3 Fine coal apparatus 7 Float and sink testing procedures 7.1 General 7.2 Relative densities of test media |
| 25 | 7.3 Testing of coarse size fractions 7.3.1 General |
| 26 | 7.3.2 Procedure |
| 27 | 7.3.3 Air drying 7.4 Testing of fine size fractions 7.4.1 General 7.4.2 Procedure |
| 30 | 8 Test report |
| 32 | Annex A (informative) Drop shatter |
| 44 | Annex B (informative) Wet tumbling |
| 46 | Annex C (informative) Sample masses for float and sink testing |
| 51 | Annex D (normative) Validation of data |
| 53 | Annex E (informative) Interpretation of data |
| 57 | Annex F (informative) Guide to the safe use of organic solutions |
| 60 | Annex G (informative) Calibration of hydrometers |
| 62 | Bibliography |
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