US Patent Application for Sulfate Process Patent ...

A sulfate process for producing titania from a titaniferous material (such as an iron-containing titaniferous material; such as ilmenite) is disclosed. The process includes precipitating titanyl sulfate from a process solution produced in the process. The titanyl sulfate precipitation step includes subjecting the precipitated titanyl sulfate to a shearing action during the course of ...

Meide Group USA Inc. | SULFATE PROCESS

Sulfate process is one of the processes for producing Titanium Dioxide (Anatase and Rutile). For sulfate process, ilmenite (FeTiO3) has been used as a feedstock material. The inlet stream is reacted with concentrated sulfuric acid (H2SO4) to extract the converted Titanium Oxygen Sulfate (TiOSO4).

A Review of the Production Cycle of Titanium Dioxide Pigment

lyzed will treat about the beneficiation mining process of titanium mineral, and secondly, it will discuss the two main processes of the TiO 2 manufacturing (sulphate and chloride routes). In addi-tion, we will show different uses the titanium dioxide pigment as filler in paper, plastics and of ... a variety of ilmenite, and named the new ...

Ilmenite - Cargo Handbook - the world's largest cargo ...

Sulfate process plants must utilise low-vanadium ilmenite, as vanadium is a penalty element. Titanium dioxide pigment can also be produced from higher titanium content feedstocks such as upgraded slag, rutile and leucoxene via a chloride acid process. Sulphate and chloride process pigment tends to be used for lower and higher quality ...

A sustainable sulfate process to produce TiO2 pigments

A sustainable sulfate process to produce TiO2 pigments. ... The enhancement in leaching process of ilmenite residue after milling can be obtained with sulfuric acid. This result suggests that iron ...

Pilot-Scale Demonstration of Ilmenite Processing …

Pilot-Scale Demonstration of Ilmenite Processing Technology UMD NRRI iii chloride leaching and solvent extraction system parameters for the ilmenite concentrate. The test program focused on the leach efficiency and extraction efficiency of the target elements; iron and titanium.

Preparation of Titanium Dioxide Anatase Pigment from ...

Preparation of Titanium Dioxide Anatase Pigment from Rosetta Ilmenite Concentrate via the Sulfate Route ( 131 ) ABSTRACT KEYWORDS Preparation of Titanium Dioxide Anatase Pigment from Rosetta Ilmenite Concentrate via the Sulfate Route Abdelfattah,N.A. E.mail:[email protected] Ion Beam Emittance, Pentode Extraction System, First and Second

Tailoring TiO2 Treatment Chemistry To Achieve Desired ...

In the sulfate process, ilmenite or slag ore is reacted with sulfuric acid to produce a solution of titanyl sulfate. This solution is then settled to remove insoluble material. If ilmenite ore is used excess iron is removed from solution as ferrous sulfate, or copper as crystals.

Ilmenite Sand – Metal & Alloys Corporation

Sulfate process plants must utilize low-vanadium ilmenite, as vanadium is a penalty element. Titanium dioxide pigment can also be produced from higher titanium content feed stocks such as upgraded slag, rutile and leucoxene via a chloride acid process. Sulfate and chloride process pigment tends to be used for lower and higher quality ...

TITANIUM DIOXIDE Chemical and Technical Assessment First ...

Sulfate process (Kirk-Othmer, 1997; Kirk-Othmer, 2006; DeMerlis, 2005) Both anatase and rutile grades of titanium dioxide can be produced by the sulfate process, depending on particular processing conditions. Briefly, ilmenite or ilmenite and titanium slag is digested with sulfuric acid and the product is diluted with water or dilute acid.

processing of ilmenite ore - Mine Equipments

Ilmenite - Wikipedia, the free encyclopedia Sulfate and chloride process pigment tends to be used ... Most ilmenite ore production from Canada, South Africa ...

US4085190A - Production of rutile from ilmenite - Google ...

In the past, ilmenite has commercially been converted to TiO 2 via the sulphate process. High grade ilmenites are dissolved in concentrated sulphuric acid and first hydrolyzed to titanium oxide hydrates and then these hydrates are calcined to the anatase form of TiO 2.

Production of Nanosized Synthetic Rutile from Ilmenite ...

be processed by the sulfate process, which is suitable for many kinds of low-titanium-content resources. The sulphate process was the first commercialised technology to convert ilmenite to titanium pigment. In the sulphate process, ilmenite(40–60% TiO 2) and/or …

sulfate extraction of titanium oxide from ilmenite

Ilmenite, also known as Manaccanite, is a titanium-iron oxide mineral with the idealized formula . Sulfate process plants must utilise low-vanadium ilmenite, as vanadium is a penalty element. Moon base, as ilmenite would provide a source of iron and titanium for the building of …

Sulfate ilmenite shortage by 2018 without new projects: TZMI

Sep 19, 2016· China is expected to lead demand growth for sulfate ilmenite in the next few years for direct use in its sulfate process route dominated pigment sector and for smelting into slag for use in ...

Sulfation Leaching Treatment ilmenite Concentrate Titanium ...

Sulfate process plants, which produce less than 30 pct of the TiO2, are based on the dissolution of ilmenite and/or titanium slag in sulfuric acid. Iron sulfate is separated by crystallization, and the remaining solution is diluted to precipitated hydrated TiO2, which is calcined to TiO2.

Main Features of i-TiO2 Process:Increasing TiO2 Durability

In addition, raw materials used for the chloride process (chloride slag, natural rutile, synthetic rutile) are more expensive than raw materials used in the sulfate process (ilmenite). Knowing the peculiarities mentioned above, we couldn't help but wonder what if we invent the technology that would enable:

Titanium dioxide - Wikipedia

Ilmenite is converted into pigment grade titanium dioxide via either the sulfate process or the chloride process. Both Sulfate and Chloride Processes produce the titanium dioxide pigment in the rutile crystal form, but the Sulfate Process can be adjusted to produce the anatase form. Anatase, being softer, is used in fiber and paper applications.

OUTSTANDING RESULTS FROM ILMENITE UPGRADE …

The LTR process is a low capital addition to processing that substantially increases the TiO 2 grade of ilmenite by 22% to 56.1% 96% solubility in sulphuric acid confirms LTR ilmenite as ideal feedstock for sulphate process pigment manufacturing LTR ilmenite from Thunderbird will be one of the highest grade sulphate ilmenites

TITANIUM TETRACHLORIDE PRODUCTION BY THE …

TITANIUM TETRACHLORIDE PRODUCTION BY THE CHLORIDE ILMENITE PROCESS 1. Background and Purpose This document presents EPA's factual basis for proposing to withdraw a waste generated in the production of titanium tetrachloride by the chloride-ilmenite process from the RCRA Mining Waste Exclusion. The waste in question, titanium tetrachloride waste ...

Titanium dioxide - Essential Chemical Industry

Manufacture of titanium dioxide. There are two main processes, the Sulfate Process and the Chloride Process (Table 1) which use the two principal ores, ilmenite and rutile, respectively. Ilmenite contains 45-60% TiO 2 and rutile contains up to 99% TiO 2. The ores are mined worldwide but most production is in Australia and South Africa.

US Patent for Sulfate process Patent (Patent # 8,021,634 ...

A sulfate process for producing titania from a titaniferous material (such as an iron-containing titaniferous material such as ilmenite) is disclosed. The process includes digestion and/or leach steps that form a process solution that includes an acidic solution of titanyl sulfate (TiOSO4) and iron sulfate (FeSO4) from the solid titaniferous material.

sulfate process in ilmenite wet ball mill china

Sulfate Process In Ilmenite Grinding Mill China 187; rom coal production line in uk The sulfate process was the 48/5(44K) ilmenite china hard rock beneficiation fiwt Get More Info process of mineral grinding Mineral Processing EPC. Live Chat. ilmenite plant steam point.

used processing plant for ilmenite - koreaexpo.in

Titanium Oxide or Titania Pigment by Ilmenite - 911 Metallurgist. Jun 3, 2017 Ilmenite is digested with H2SO4 to yield a titanium sulfate solution. throughout the world has forced operators of titania pigment plants to develop new, A laboratory procedure that simulated the sulfate process was used to. Contact Us

Analysis of the Simplification of the Titanium Dioxide ...

Two processes are used for TiO 2 manufacture, the chloride and sulphate processes. Both take ore containing TiO 2, convert it to other compounds enabling impurities to be removed, and then re-form TiO 2. Naturally, each process has its own set of burdens to health and the environment via pollutants generated in the process.

sulfate process in ilmenite - batteryrickshaw.co.in

Rutile and ilmenite in Australia - research and … Technology. The Becher process reduces the iron oxide contained in the ilmenite to metallic iron and then re-oxidises it to iron oxide and in the process, separates out the titanium dioxide as synthetic rutile of about 91 to 93 per cent purity. Get A Free Quote

1 J. Gambogi, Titanium and Titanium Dioxide, from Mineral ...

Titanium dioxide pigment is manufactured through either the sulfate, chloride, or chloride-ilmenite process. The sulfate process, used at only two U.S. plants, employs digestion of ilmenite ore or TiO 2-rich slag with sulfuric acid to produce a cake, which is purified and calcined to produce TiO 2 pigment. The sulfate process generates

Combined production of synthetic rutile in the sulfate ...

This paper describes a novel process for preparation of synthetic rutile using an intermediate, sulfated ilmenite from the sulfate TiO 2 process as the feedstock. The synthetic rutile can be obtained by selective thermal decomposition of the sulfated ilmenite, followed by targeted leaching for removal of various impurities.