LITHIUM EXTRACTION FROM BRINE using ion resin

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LITHIUM EXTRACTION FROM BRINE using ion resin ( lithium-extraction-from-brine-using-ion-resin )

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reduce FP into LFP completely. Also, it left an unfavorable material called Botallackite (Cu2(OH)3Cl). This result indicates that cuprous ions were oxidized immediately in solution by air before reacting with FP. Second, thiosulfate successfully reduced FP into LFP. There is an XRD pattern of LFP produced by thiosulfate reduction at 65 °C only in Figure 5.5 and it cannot promote the reaction entirely at ambient temperature, but it surely had the potential for lithium recovery. Third, sulfite is also a promising reducing agent. While it is a problem that sulfite ions make unfavorable salts with calcium called Hannebachite (CaSO3·0.5H2O), this reagent can recover lithium efficiently even at ambient temperature if there is no calcium in solution. In Figure 5.5, XRD patterns of LFP produced by sulfite reduction clarified that it could make LFP at room temperature and the higher temperature. Therefore, this study investigated thiosulfate and sulfite as a reducing agent for the reaction of lithium extraction in the following discussion. 5.3. Products after Lithium Loading The work reported above confirmed that heterosite FP could be made using thiosulfate and sulfite as reducing agents. This section starts to discuss details of the ferric phosphate based lithium extraction method. As a first step, the capacity and selectivity of this method were studied by contacting FP with solutions containing metal ions other than lithium by checking XRD patterns in the case of thiosulfate and sulfite separately. 5.3.1. ThiosulfateReduction Figure 5.6 shows XRD patterns after thiosulfate reduction at 25 °C in B1–B8 brine solution. There is a bit of change of FP into LFP in the case of B1–B3 solution. However, there is - 85 -

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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)