SEPARATION OF LITHIUM FROM BRINES

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SEPARATION OF LITHIUM FROM BRINES ( separation-lithium-from-brines )

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Table 3.18 The effect of pH on distribution coefficient of LiCl for the formamides at 25 oC, 10 ml water/10 ml formamide ratio (The initial LiCl concentration was 1.4 M) Formamide Hexyl formamide Octyl formamide Dibutyl formamide pH Distribution coefficient 4 0.14 7 0.12 10 0.14 4 0.08 7 0.05 10 0.06 4 0.04 7 0.04 10 0.06 (1.4 M Li solution preparation: Dissolve 5.95 g of LiCl in 100 ml volumetric flask) Table 3.19 represents LiCl distribution coefficients of the formamides at different temperatures namely 10, 25, 40 oC. The results show that, distribution coefficients increases with decreasing temperature. The extraction experiments could only performed with dihexyl formamide at 40 oC. Table 3.19 The effect of temperature on distribution coefficient values for different formamides at pH:4, 10 ml water/10 ml formamide ratio, initial lithium concentration of 1.4 M Li. Formamide Hexyl formamide Octyl formamide Dibutyl formamide Dihexyl formamide Temperature (oC) 10 25 40 10 25 40 10 25 40 40 Distribution coefficient 0.16 0.14 0.11 0.09 0.08 0.07 0.04 0.04 0.03 0 In order to understand the effect of temperature on extraction process, standard enthalpy change (ΔHo) and standard entropy change (ΔSo) can be predicted using the Van’t Hoff equation: 79

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Product and Development Focus for Infinity Turbine

ORC Waste Heat Turbine and ORC System Build Plans: All turbine plans are $10,000 each. This allows you to build a system and then consider licensing for production after you have completed and tested a unit.

Redox Flow Battery Technology: With the advent of the new USA tax credits for producing and selling batteries ($35/kW) we are focussing on a simple flow battery using shipping containers as the modular electrolyte storage units with tax credits up to $140,000 per system.

Our main focus is on the salt battery. This battery can be used for both thermal and electrical storage applications.

We call it the Cogeneration Battery or Cogen Battery.

One project is converting salt (brine) based water conditioners to simultaneously produce power.

In addition, there are many opportunities to extract Lithium from brine (salt lakes, groundwater, and producer water).

Salt water or brine are huge sources for lithium. Most of the worlds lithium is acquired from a brine source. It's even in seawater in a low concentration. Brine is also a byproduct of huge powerplants, which can now use that as an electrolyte and a huge flow battery (which allows storage at the source).

We welcome any business and equipment inquiries, as well as licensing our turbines for manufacturing.

CONTACT TEL: 608-238-6001 Email: greg@infinityturbine.com (Standard Web Page)