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SEPARATION OF LITHIUM FROM BRINES

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

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- Self-crosslinking makes PSMA-LiMnO beads easy to process, tough and stabile. - PSMA-LiMnO beads were stable up to pH:9. At basic pH 9 it swells 4 %, which increased the diffusion rate of lithium and hydrogen ions in and out of the beads. - The capacity of the column filled with LiMnO beads was calculated as 221.2 mg Li at pH 9 with a 20 ppm Li feed solution which was the 94 % of the theoretical capacity. - The capacity of the column was found as 2.51 mg Na, 5.78 mg K and 52.9 mg Mg when each foreign ion was fed to the column in equal operating conditions. - It was found out that, the capacity value of the column for lithium was suppressed in the presence of high foreign ion concentrations. - Sweeping process before eluting the column decreased the foreign ion concentration in elution solution. Sweeping with acidic water at pH:6.1 gave the most satisfactory results. - For artificial brine, after two adsorption-sweeping-elution cycles and post- treatment by LiMnO, the lithium concentration was increased to 1675.6 ppm from 0.43 ppm. The lithium concentration among the cations in the brine was increased to 84 % from 6.408x10-4 % while 30.8 % of the lithium in the brine was lost during the process. - For clay extract, after one adsorption-sweeping-elution cycle and post- treatment by LiMnO, the lithium concentration was increased to 3217 ppm from 412 ppm. The lithium concentration among the cations in the brine was increased to 88.5 % from 1.9 % while 15.6 % of the lithium in the brine was lost during the process. - It is finally concluded that, adsorption via LiMnO-PSMA beads can be used to concentrate lithium content in brines selectively which makes adsorption process a promising method to be employed in conventional lithium separation processes. 131

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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.

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