Abstract

The article contains sections titled:

1.

Introduction

2.

Classification Based on Error-Free Distribution Curves and Mass Balances

2.1.

Density and Cumulative Distribution Curves

2.2.

Mass Balances

2.3.

Indirect Evaluation of v1 and v2

2.4.

Cut Size

2.5.

Grade Efficiency Curve (Tromp's Curve)

2.6.

Sharpness of Cut and Other Parameters

3.

Influence of Stochastic Errors

3.1.

Indirect Evaluation of v1 and v2

3.2.

Evaluation of the Grade Efficiency Curve, T (x)

4.

Influence of Systematic Errors

4.1.

Splitting in the Classifier

4.2.

Incomplete Dispersion of the Feed Material

4.3.

Comminution in the Classifier

5.

Sample Splitting

6.

Sedimentation Analysis

6.1.

Calculation of the Equivalent Settling Rate Diameter, xw

6.2.

Methods of Sedimentation Analysis

6.2.1.

Suspension Techniques

6.2.2.

Superimposed Layer Techniques

7.

Classification Methods

7.1.

Sieve Analysis

7.2.

Air Classification

7.2.1.

Cross-flow Classifiers

7.2.2.

Counterflow Classifiers

8.

Counting Methods

8.1.

Image Analysis

8.2.

Electrical Sensing Zone Method

8.3.

Measurement by Light Scattering or Absorption

9.

Fraunhofer Diffraction

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