A dry spray process for the deposition of catalyst carrier material on inert spherical(or other) particulate cores is disclosed, that offers better control of the laying process to give thin carrier layers of uniform thickness.  A novel catalyst carrier material is described, comprising a mixture of a wide pore alum...

The 3-way catalytic converter of the invention comprises first and second oxidation elements and a reduction element supported respectively on non-OSC(oxygen storage component) type, OSC-type and alumina-free carriers, for example, lanthana-stablilised alumina, ceria-zirconia stabilised alumina and ceria-zirconia so...

The present invention describes the improved process for the production of porous crystalline molecular sieves having MFI structure, constituted by silicon and titanium oxides, and especially a novel, most economical method of such materials. These materials popularly known as titanosilicate or TS-1 represented by t...

This invention is related to a novel catalyst for the dehydrogenaton of n-paraffins c6 to c!6. The catalyst has a nobel metal such as platinum group metal as the active metal component , a promoter metal component selected from tin, germanium and rhenium, at least a first modifier component selected from alkali or a...

A primary means by way of which SSZ-13 which is an aluminosilicate zeolite with a chabazite structure is synthesized. The synthesis employs quaternary ammonium salts i.e chloride or hydroxide salts of 3-chloro-2 – hydroxy propyl trimethyl ammonium ion [(CH3)3N+CH2-CHOH-CH2Cl] solution or 2,3-dihydroxy propyl trimeth...

Methods of preparation of metal exchanged zeolites by ion exchange of metals such as copper, iron or manganese with aluminosilicates and silicoaluminophosphates such as CHA, MFI, BEA and small pore zeolite frameworks are disclosed. The method uses a combination of a liquid reaction medium with a gaseous reaction med...

The present invention relates to the preparation of a wash coat composition which constitutes a three-way catalyst for simultaneous conversion of carbon monoxide, hydrocarbons and nitrogen oxide gases generated from internal combustion engines fueled with gasoline and natural gas. The subject invention is prepara...

The present invention relates to a nanoporous three-way catalyst composition which uses small amounts of precious metals in addition to nanocomposite materials and thermal stabilizers for the effective removal of exhaust gases such as hydrocarbons, nitrogen oxides and carbon monoxide generated by vehicles, more s...

The present invention discloses an adsorbent composition for removing halogen-containing contaminants such as hydrogen chloride from gas streams and a process for its formation. The adsorbent composition comprises an active metal component and a carrier or binder. The active metal component is selected from the grou...