Bizarre Patents
A Receptacle for supporting, rotating and sculpting a portion of ice cream or similarly malleable food while it is being consumed.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4310499 | Process for producing SIALON sintered product SIALON sintered product having the formula (z is 0 to 4.2) is produced by sintering a molded product of the starting materials for SIALON in the condition of covering the surface of said molded product with a mixed powder of Si3 N4 and Si... | 01/12/1982 |
| 4299807 | Methods of producing kaolin pigments A method for producing kaolin pigments of improved coated brightness and opacity is provided in which kaolin is degritted, heated to the level of substantially minimum brightness and then leached. The kaolin may be comminuted before treatment, after heati... | 11/10/1981 |
| 4297131 | Processing of titaniferous materials An improved method of extracting titanium from titaniferous materials by reaction with thionyl chloride to form titanium tetrachloride which is separated from the reaction products by volatilization or by extraction.... | 10/27/1981 |
| 4272500 | Process for forming mullite A method of forming ceramic material which includes mullite (3Al2 O3.2SiO.sub.2) in any desired percentage. A particulate mixture is formed of (1) mullite in an amount of at least 5% by weight, (2) Al2 O3 in an ... | 06/09/1981 |
| 4252779 | Synthetic imogolite An inorganic material related to imogolite, a rare constituent of soil, which forms gels with under 1% solids concentration, is synthesized by digesting (at pH 3.1 to 5.0) soluble hydroxyaluminium complexes freshly formed at pH 3.2 to 5.5 in aqueous solut... | 02/24/1981 |
| 4241035 | Synthetic imogolite An inorganic material akin to imogolite is synthesized. Imogolite is a natural product having tubular structure and occurs in some soils. The synthetic product has tubes of 13-17% greater diameter, and is made thus: Prepare an aqueous hydroxyaluminium silicate... | 12/23/1980 |
| 4152404 | Synthetic imogolite An inorganic material related to imogolite, a rare constituent of soil, which forms gels with under 1% solids concentration, is synthesized by digesting (at pH 3.1 to 5.0) soluble hydroxyaluminium complexes freshly formed at pH 3.2 to 5.5 in aqueous solut... | 05/01/1979 |
| 4147759 | Method of manufacturing ଲ'SiAlON compounds Method of manufacturing silicon nitrides with a general formula of Si6-z Alz Oz N8-z, in which z is a number less than or equal to 2.8. Silicon nitride is made to react at a temperature higher than 1600° C. and... | 04/03/1979 |
| 4125411 | Kaolin product Delamination of the coarse fraction of washed secondary kaolin clay results in a product that is brighter than the starting material, has a degree of whiteness rivalling that of imported English clays, and is composed chiefly of platy particles of various... | 11/14/1978 |
| 4088732 | Improved method of beneficiating clay by removal of titanium and iron impurities A method of beneficiating kaolin clay by the addition of non-dispersing neutral salts to assist in the removal of discolored impurities, such as titanium and iron bearing minerals from a clay slurry. This process is capable of producing clays having a bri... | 05/09/1978 |
| 3993499 | Process for producing a particulate mullite fibril containing composition Single crystal mullite fibrils having a diameter of about 3-100 nanometers, a length of about 0.05-2 microns and a length-to-diameter ratio of about 5-100:1 prepared by heating an intimate mixture of alumina and silica sources in the presence of an alkali... | 11/23/1976 |
| 3991148 | Method of forming ceramic products In a method of forming a refractory product wherein a mixture consisting of effective amounts of silica, alumina, aluminium nitride, and with or without silicon nitride, is provided, the mixture is surrounded with a protective medium and sintered at a tem... | 11/09/1976 |
| 3991166 | Ceramic materials A ceramic material includes at least 90% of a single phase silicon aluminum oxynitrite having the general formula: where z is greater than 0 and less than or equal to 5. One method of producing the ceramic material involves sintering a mixture including not mo... | 11/09/1976 |
| 3989782 | Method of forming a sintered ceramic product In a method of forming a sintered, ceramic product, aluminium nitride is reacted with silica at a temperature of between 1200° and 2000° C to form a single phase silicon aluminium oxynitride ceramic material, the reaction mixture at said temperature con... | 11/02/1976 |
| 3951677 | Mullite fibrils Single crystal mullite fibrils having a diameter of about 3-100 nanometers, a length of about 0.05-2 microns and a length-to-diameter ratio of about 5-100:1 prepared by heating an intimate mixture of alumina and silica sources in the presence of an alkali... | 04/20/1976 |
