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| Number | Title | Issue Date |
| 7036927 | Face foam free protective eyewear with inner liner and vent The present invention provides protective eyewear for indoor and outdoor activities. In particular the present invention provides eyewear with an inner liner that protects the wearer's eyes from wind, dust, moisture, glare, allergens, and damaging ultraviolet radiat... | 05/02/2006 |
| 6660172 | Precoat filtration media and methods of making and using The invention is directed to a precoat or body feed composition comprising a microbiological interception enhanced filter aid. Preferably, the microbiological interception enhanced filter aid comprises fibrillated lyocell nanofibers having coated on at le... | 12/09/2003 |
| 6316647 | Cation-exchanged clay mineral, packing material for chromatography using the same and method of producing the same Disclosed herein are a cation-exchanged clay mineral comprising a swelling clay mineral with the cations between layers substantially replaced by low-valence metal amine complexes and/or low-valence metal ammine complexes, and a packing material for chrom... | 11/13/2001 |
| 5958818 | Alkaline phosphate-activated clay/zeolite catalysts Zeolite/clay/phosphate catalysts can be prepared by a process wherein a composition of zeolite-clay-phosphate is brought to a pH level of about 7.0 to about 14.0. The resulting slurry is then age reacted for about 0.5 to about 24 hours. Thereafter the slu... | 09/28/1999 |
| 5955049 | Mesopore material and method for producing the same A silicon dioxide tetrahedron sheet having a specific morphology with the pseudomorphs of the starting raw material of clay minerals for the sheet is prepared, and this is reacted with an alkylonium salt whereby a desired number of the silicon dioxide tet... | 09/21/1999 |
| 5639492 | Method and composition for achieving animal weight gain with mycotoxin-contaminated animal food A method of increasing the nutritional value of mycotoxin-contaminated animal feed ingested by an animal by feeding the animal an acid-activated montmorillonite clay simultaneously with the mycotoxin-contaminated or ergot-contaminated animal feed. The aci... | 06/17/1997 |
| 5330946 | Process of acid binding fine smectite clay particles into granules A bentonite clay-based polymerization catalyst is manufactured by adhering together a plurality of smaller acid-activated bentonite clay particles, using a strong mineral acid, such as H2 SO4, as a binder. An acid-activated bentonite... | 07/19/1994 |
| 5260456 | Process for producing itaconic anhydride A process for producing anhydrides by passing a solution of the acid, preferably an organic polyacid, which is to undergo anhydridation over an acidified clay and a process for producing the catalysts therefor.... | 11/09/1993 |
| 4753908 | Method for production of microporous separating material from smectite type mineral A microporous separating material is produced by a method which comprises preparing a mixture of (1) macromolecular quaternary ammonium salt having a quaternary amine linked to a water-soluble macromolecular compound and possessing basicity, (2) a polymer... | 06/28/1988 |
| 4565794 | Production of silica gel and an adsorbent, absorbent product from sericitic clay Sericitic clays can be treated so as to produce silica gel and an adsorbent, absorbent product capable of being utilized in many different applications. In treating such clays to produce such products, finely ground clay particles are digested with an alk... | 01/21/1986 |
| 4529416 | Gas separation kinetics in commercial pellets To improve the column dynamics of commercial pelleted sodium aluminosilicate zeolite adsorbents used in gas separation, the pellets are treated by washing in dilute aqueous mineral acid. The treatment is most effective as applied to sodium mordenite pelle... | 07/16/1985 |
| 4329257 | Method of producing a catalyst from clay minerals for the hydration of olefins A method for producing a catalyst comprising phosphoric acid and a carrier, for the hydration of olefins with 2-3 carbon atoms to the corresponding alcohols, the method comprising: contacting a clay, containing essentially montmorillonite, contaminated by ... | 05/11/1982 |
