Lesego Log: Difference between revisions
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*3 steps in PMG - 1. concentrate by crushing, expose mineral. 2. Flotation or spiral, float - cocentration. You add surfactants. Aerophilic. Depressors. Silicates and other oxides - makes them more hydrophilic so they sink. Xanphaste, | *3 steps in PMG - 1. concentrate by crushing, expose mineral. 2. Flotation or spiral, float - cocentration. You add surfactants. Aerophilic. Depressors. Silicates and other oxides - makes them more hydrophilic so they sink. Xanphaste, | ||
*Xanphate - https://en.wikipedia.org/wiki/Xanthate#:~:text=Xanthate%20usually%20refers%20to%20a,most%20xanthate%20salts%20are%20yellow. | *Xanphate - https://en.wikipedia.org/wiki/Xanthate#:~:text=Xanthate%20usually%20refers%20to%20a,most%20xanthate%20salts%20are%20yellow. | ||
*600 rand pay in conulting work | |||
*Frother - petro-based materials | *Frother - petro-based materials | ||
*Easier to buy the concentrate - chromate, and then mix with iron source to get ferrochrome | *Easier to buy the concentrate - chromate, and then mix with iron source to get ferrochrome | ||
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*https://en.wikipedia.org/wiki/Mintek | *https://en.wikipedia.org/wiki/Mintek | ||
*Obviously I want it all. Agile and rapid development. Printer + Torch first. Then heavy machines. | *Obviously I want it all. Agile and rapid development. Printer + Torch first. Then heavy machines. | ||
*Movement entreneurship - yes! Always looked for goals beyond reach. | |||
*Pressing world issue - priviliges at the cost of many people. Being forgotten... View is opposite. | |||
*So OSE can help on this issue. | |||
=Fri Jul 24, 2020= | =Fri Jul 24, 2020= | ||
Revision as of 19:07, 13 August 2020
Thu Aug 13, 2020
- Sees interest in heavy machines
- Got a little bit into 3D printing
- 2 months backlog from COVID, now lower risk. Catching up at work now.
- After 4-5 months will review if can spend more than 20 hours/week
- Wants a chapter.
- Engineers, mechanical, structural, electrical. Has a permanent team of lead engineers.
- Metallurgical, process engineer - Lesego
- Junior engineers, not permanent.
- Mining. Process plant - they don't do greenfield (from scratch). Goes into operations that exist, or expansion. Feasibility studies.
- Spiral system for washing chrome. Did a small plant. Electrical motors. Cheaper to run on electrical.
- 'I'm a metallurgist'.
- Production and smelting facility, and creating the opportunity for others. Interested in steel.
- 3 steps in PMG - 1. concentrate by crushing, expose mineral. 2. Flotation or spiral, float - cocentration. You add surfactants. Aerophilic. Depressors. Silicates and other oxides - makes them more hydrophilic so they sink. Xanphaste,
- Xanphate - https://en.wikipedia.org/wiki/Xanthate#:~:text=Xanthate%20usually%20refers%20to%20a,most%20xanthate%20salts%20are%20yellow.
- 600 rand pay in conulting work
- Frother - petro-based materials
- Easier to buy the concentrate - chromate, and then mix with iron source to get ferrochrome
- South Africa is the window to Africa.
- https://en.wikipedia.org/wiki/Mintek
- Obviously I want it all. Agile and rapid development. Printer + Torch first. Then heavy machines.
- Movement entreneurship - yes! Always looked for goals beyond reach.
- Pressing world issue - priviliges at the cost of many people. Being forgotten... View is opposite.
- So OSE can help on this issue.
Fri Jul 24, 2020
Sat Jul 11, 2020
South Africa BOM
Meeting Notes
Wed Jul 8, 2020
Video of Interest submitted - https://vimeo.com/436360890