Platinum-ruthenium containing catalyst formulations for...

Platinum-tin containing reforming catalysts and reforming...

Platinum/silver vanadate catalyzed diesel exhaust...

Plug type control valve having improved means protecting the...

Plural conduit replaceable outer support structure for...

Poisoning-resistant gas conversion catalysts and processes...

Polar functionized polymer modified porous substrate for...

Polar-modified bonded phase materials for chromatographic...

Polder 1

Pollutant emission control sorbents and methods of...

Pollution abatement reactor system having nonprismatic...

Pollution control catalyst for minimizing h-s emissions

Poloxamer gel systems with gelling temperatures higher than...

Poly n-cyclic aromatic ligands bonded to solid supports for...

Poly-metal-containing catalyst

Polyalkyleneimines and polyalkyleneacrylamide salt for acid...

Polycarboxylic acids as extrusion aids for silica- aluminas

Polycondensation catalyst

Polydentate heteroatom ligand containing metal complexes,...

Polyester coated paperboard for forming food containers and...