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Date: 31 January 2017
Language: en
Type: Text
Identifier: tut:2270
Description: Abstract The low temperature densification of large particle sized, prealloyed, and irregular shaped Ti6Al4V powders via the spark plasma sintering technique was explored in this work. This was aimed ... More
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Date: 2015
Subject: Mine water | Corrosion
Language: en
Type: Text
Identifier: tut:3023
Description: WC-based cermet coatings have been considered as alternative replacements to the more traditional hard chrome plating for improved surface properties. Though these coatings are used in engineering app ... More
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Date: 2010-05-17
Subject: Stainless steel | Acids
Type: Text
Identifier: tut:1940
Description: PThe purpose of this paper is to supplement the scant previous investigations on the corrosion behaviour of 2205 and 2507 duplex stainless steels in selected organic acids containing chloride addition ... More
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Date: 2005
Language: en
Type: Text
Identifier: tut:4199
Description: This paper describes the second part of an investigation into the removal of iron and manganese fromwater with a high dissolved organic carbon (DOC) loading. This investigation focused on the use of f ... More
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Date: 2004/11/01
Language: en
Type: Text
Identifier: tut:3425
Description: This paper describes an investigation to separate and selectively recover silver, gold and platinum from jewellery and laboratory wastes, and produce technical grade material suitable for training pur ... More
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Date: 2004/10/24
Language: en
Type: Text
Identifier: tut:2403
Description: Iron and manganese removal from water is considered a routine operation in most potable water treatment plants. However, when there is dissolved organic carbon (DOC) present in the water source, it ca ... More
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Date: 2004/09/16
Language: en
Type: Text
Identifier: tut:3307
Description: Research concerning the formation and removal of black crusts on various historical objects is approached from many different angles. The so-called “yellowing effect”, observed after laser treatment f ... More
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Date: 2004/06/22
Subject: Slip casting | Porosity
Language: en
Type: Text
Identifier: tut:3475
Description: Many industrial processes generate large amounts of waste. Typical examples include the fertiliser industry (phosphogypsum), ferro-alloy and steel producers (slag), as well as the power generating ind ... More
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Date: 2004/04/01
Language: en
Type: Text
Identifier: tut:4202
Description: This paper compares the plant performances of various synthetic gypsums used as set regulators in cement. The decision about the suitability of a specific gypsum was based on measurements and comparis ... More
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Date: 2004/04/01
Language: en
Type: Text
Identifier: tut:3317
Description: This paper describes the findings of an investigation into the preferred method of chloride analysis on South African cement, clinker and raw materials, with low levels of chloride. The investigation ... More
Date: 2004/01/22
Language: en
Type: Text
Identifier: tut:3688
Description: The simplified generalized standard additions method (GSAM) was investigated as an alternative method for the ICP-OES analysis of solid materials, introduced into the plasma in the form of slurries. T ... More
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Date: 2004
Language: en
Type: Text
Identifier: tut:3339
Description: The control of over-used cooking oil presents a number of problems. Not only are there health issues to consider, the assessment of the degree of degradation also requires tedious and laborious chemic ... More
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Date: 2003-10-04
Subject: Lime | Geological origin
Type: Text
Identifier: tut:1409
Description: The rate of transformation from CaO to Ca(OH)2 during the slaking process is influenced by a number of factors. In this investigation the effects of common ions normally encountered in the slaking wat ... More
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Date: 2003/06/27
Language: en
Type: Text
Identifier: tut:3368
Description: This paper deals with the thermal behaviour occurring during the formation of lithium borate glasses. Thermogravimetric analysis and differential scanning calorimetry were employed to identify reactio ... More
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Date: 2003-03-31
Type: Text
Identifier: tut:1410
Description: The selective extraction of Cr(VI) in a cement matrix, based on treatment with 0.1 M Na2CO3 solution and subsequent determination of chromium by electrothermal atomic absorption spectrometry has been ... More
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