Auction Summary - MAR Systems Inc. Patents/Intellectual Property MAR Systems products are sorbent medias capable of adsorbing metals and other contaminants from fluid streams Technology for Clean Water

Solving Industrial Water Treatment Issues With Patented Products Sorbster® Multi-metals Sorbster® F, Sorbster® Cu Fluoride Copper Sorbster® Si Silica Reacted Medias of Functionalized Activated Alumina Sorbster® MM-1multiple metal removal Sorbster® MM-12 optimized for mercury & cations Sorbster Fines (<20 mesh) Sorbster reactions on non-alumina substrates Iron Promoted Activated Alumina Medias Sorbster® F-1 for fluoride removal Sorbster® Cu-1 for copper removal Activated Alumina Medias Sorbster® Si-1 for silica removal

The Sorbster® Medias are Competitive Industrial Water Treatment Products vs. Other Technologies Technology Ability to reach <1ppt Hg Low-level Se <5ppb Selective multi- metal removal (Se, As, Hg, F, etc.) Low Fouling Potential No ancillary waste stream pH Range Sorbster® 3-10 Ion Exchange Limited 0-14 Carbon Limited4-7 RO 2-10 Precipitation / Coagulation 5-10 Bioreactors Limited6-9 Membrane Bioreactors Ease of use, robustnessSmaller footprint OpEx advantageCapEx advantage

Patented Manufacturing Method 4 Low COGS Manufacturing of Sorbster® Media, Enabling Attractive Gross Margins: – Raw materials available globally – Minimal manufacturing footprint for one million pounds annually with standard equipment Tolling Partnerships Possible

The Technology for Contaminant Removal The auction will feature five USA patents and one Canadian patent focused on adsorbent medias effective for the treatment of industrial waters. Common to all six patents is an activated alumina substrate that contains bound sulfur and iron compounds that are capable of interacting with and covalently bonding various ionic metal contaminants throughout the high macroporosity of the media Granted claims include: – Composition of matter – Alternative substrates – Methods of use – mercury and arsenic removal focus – Method of manufacture – Up to 15 years patent life remaining

Issued Patent Summary Two patent families – MAR manufactured functionalized activated alumina media for metals removal US 8,569,205 composition and manufacture claims US 8,771,519 methods of use claims Patent Life: July 2030 – Spent Claus catalyst from refining applications for metals removal US 7,341,667 method of use claims US 7,449,118 method of use claims US 7,479,230 method of use claims Canada 2,543,958 China ZL – not maintained India – not maintained Patent Life: October 2024

MAR Successfully Commercialized the Functionalized Activated Alumina Media Technology Summary of US 8,569,205 – Sorption media for removal of contaminants from fluid streams. The sorption media comprise an active compound bound or linked to a support substrate or matrix. Support substrates can include iron and alumina based materials. A method for making sorption media for the removal of contaminants from fluid streams is also described. Summary of US 8,771,519 – A method of reducing a level of metallic species contamination of a fluid by contacting the fluid with a sorption media, where the sorption media comprises a sulfur species chemically bonded to a support substrate and where the support substrate comprises an iron species

The IP Also Includes Eleven Pending Patent Applications National Filings for US 8,569,205 – Australia No: – office action phase – Canada No: 2,767,398 – office action phase – Europe PCT No: US10/41039 – office action phase – Brazil No: BR and China No: – dropped Proppant Family – Proppants for Removal of Contaminants from Fluid Streams and Methods of Using Same – US Patent Application No: 13/495,908 – published, office action phase – US Patent Application No: 14/700,415 – published, office action phase – National Phase applications: Canada – Current status: office action response filed 1/19/16 Removal of Copper from Aqueous Streams Using an Iron Promoted Activated Alumina – US Patent Application No: 14/203,726 – published, office action phase – National Phase applications: none – Current status: office action response filed 11/9/5 Selenium and Other Contaminants Removal Process – Us Patent Application No: 14/802,480 – published January 2016 – National Phase applications: PCT, Canada, Australia – Current status: recently published 1/21/16, Publication No. US A1

Proppants Media Claims Summary A sorption composition comprising a proppant material and an active compound for contaminant removal incorporated into or onto the proppant material The composition of functionalized alumina chemistry reacted onto sand, ceramic, zeolite, aluminum based, clays and mixtures thereof based proppant materials A method of reducing the level of contamination of a fluid comprising contacting the fluid containing the contaminant with a sorption composition comprising a proppant and an active compound incorporated into or onto the proppant Fluids of aqueous liquids, gas and oil Contaminants of arsenic, selenium, d-block transition & heavy metals, fluoride, cyanide, boron, radioactive compounds, inorganic salts and organic metallic compounds and mixtures thereof. A method of making a sorption composition comprising selecting a proppant material, optionally promoting that proppant material; reacting the substrate with a compound for contaminant removal such that it is incorporated into or onto the proppant material Compounds for contaminant removal include sulfur species, metallic species, ammonium species, oxides

Copper Removal Media Claims Summary A method of reducing an amount of copper species present in an aqueous stream comprising contacting the aqueous stream with an iron promoted activated alumina sorption media wherein the iron promoted activated alumina comprises granular particles comprising a blend of activated alumina with iron oxide

Selenium Removal Process Claims Summary A system for reducing a level of metallic contaminants, especially selenium, from an aqueous stream where the system is configured to: – Lower the pH of a metallic contaminant-contaminated aqueous stream to a pH of less than 6 – Contact the metallic contaminant-contaminated aqueous stream with at least one of an aluminum oxide sorption media and an ion exchange media – Then contact the metallic contaminant-contaminated aqueous stream with a functionalized activated alumina media – Discharge the metallic contaminant-reduced aqueous solution – This process targets the removal of selenium, especially the selenate species

IP Sector for Granted and Pending: Water, Air and Hydrocarbon Treatment Speciality Chemical Patents Offered are speciality chemical patents targeted for water treatment applications that cover the commercialized MAR Systems Sorbster® media products The claims, while targeting mercury and arsenic removal, also cover the removal by the media of other metals in the broad category of fluid streams The broadness of the claims also provides coverage for the functionalized chemistry of sulfur and iron reacted onto substrates other than aluminum.

The Complete MAR Systems Portfolio 1) U.S. Patent No. 8,569,205 2) U.S. Patent No. 8,771,519 3) Australian Patent Application No ) Canadian Patent Application No. 2,767,398 5) Chinese Patent Application No ) European Patent Application No ) PCT Patent Application No. PCT/US2010/ ) U.S. Patent Application No. 13/495,908 9) U.S. Patent Application No. 14/700,415 10) U.S. Patent Application No. 61/497,357 11) Canadian Patent Application No. 2,839,415 12) PCT Patent Application No. PCT/US2012/ ) U.S. Patent Application No. 14/203,726 14) U.S. Patent Application No. 61/777,172 15) PCT Patent Application No. PCT/US2014/ ) U.S. Patent Application No. 14/802,480 17) U.S. Patent Application No. 62/026,753 18) PCT Patent Application No. PCT/US2015/ ) Australian Patent Application No. ____________ 20) Canadian Patent Application No. ____________ 21) U.S. Patent No. 7,341,667 (USSN 10/976,519) 22) U.S. Patent Application No. 60/516,108 23) U.S. Patent No. 7,479,230 (USSN 12/024,365) 24) U.S. Patent No. 7,449,118 (USSN 12/024,377) 25) (USSN 13/009,303) 26) Canadian Patent Application No. 2,543,958 27) Chinese Patent No. ZL ) European Patent Application No ) Indian Patent No ) PCT Patent Application No. PCT/US2004/36092

Patent Portfolio Value Summary Patented media’s effectively bond and hold onto the contaminants Contaminants removed are permanently bound and spent media passes the EPA’s TCLP and WET leaching tests for non-hazardous disposal Demonstrated cost effectiveness on a commercial scale A permanent solution for improving water quality Applicable to air quality improvement