Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 7300515 | Facing material with controlled porosity for construction boards This invention provides facing materials for cementitious boards such as those including Portland cement or gypsum cores. The preferred facing material includes, in a first embodiment, a facing layer having an areal weight of about 300 grams/M2, and an ai... | 11/27/2007 |
| 6780230 | Foamed fireproofing composition and method Disclosed are formulations adapted to form a foamed cementitious composition, the foamed cementitious composition itself, a method of forming a hydraulic binder foam, and a method of conveying and applying the resulting foam to a substrate. A pumpable cementitious s... | 08/24/2004 |
| 6402831 | Concrete containing aqueous slurry of ground calcium carbonate Concrete characterized by containing aqueous slurry of ground calcium carbonate which has a mean particle diameter of 0.5-3 micrometers produced by wet pulverization of the limestone. By adding fine powder of ground calcium carbonate, fluidity of the conc... | 06/11/2002 |
| 5731034 | Method of coating paper A method of coating paper with a paper coating composition having a solids concentration of at least 45% by weight, consisting essentially of an aqueous cationic dispersion of a particulate calcium carbonate pigment and a nonionic or cationic adhesive, wh... | 03/24/1998 |
| 5030287 | Cement mix and method for producing reinforced building sheets from a cement mix A method for producing building sheets containing cement, inert materials and additives and reinforced with plastic mesh, starting from a cement mix which does not contain more water than that desired in the formed sheet prior to hardening, the necessary ... | 07/09/1991 |
| 4962279 | Kaolin calciner waste heat and feed recovery process An improvement is disclosed applicable to the production of calcined and hydrous kaolins in particulate form. A process and system are disclosed in which the calciner is integrated with a filtration process and a preceding spray dryer by passing the dust-... | 10/09/1990 |
| 4921538 | Method for recycle and use of contaminated soil and sludge Process for recycle and reuse of soil, sludge, sand, or rock containing: (a) at least about 16 wt % calcium oxide, about 5 wt % silica, about 1 wt % alumina, about 0.5 wt % Fe2 O3, or about 0.76 wt % magnesia; and (b) at least about ... | 05/01/1990 |
| 4530651 | Installation for treating in long kilns with a half-dry process wet slurries of raw materials for their conversion into portland cement clinker An installation is disclosed for processing a wet slurry of raw materials for cement manufacture having from 28% to 45% of water, the installation comprising a horizontal centrifugal separator connected to an extruder which produces slugs of partially dew... | 07/23/1985 |
| 4366000 | Method and apparatus for preheating dry raw meal prior to introduction of the meal into a suspension cyclone preheater system supplying a rotary kiln The method is used in processing raw meal such as cement raw meal, powdered limestone, alumina hydrate or the like, and includes the steps of metering the dry raw meal into a processing system, pneumatically pumping the raw meal in the processing system t... | 12/28/1982 |
| 4242142 | Method for treating granulated blast furnace slag A method for treating a water slurry of granulated blast furnace slag containing particles of granulated slag having a size consist of about 0.635 centimeter × 0 (1/4 inch by 0) wherein a size separation of the particles is made at about 100 sieve. The s... | 12/30/1980 |
| 4175975 | Aqueous suspensions Water-soluble salts of low-molecular weight polyacrylic acids function synergistically with inorganic salts to obtain superior reduction of water demand of dispersed inorganic solids. The disclosed invention is particularly adapted for use in the wet-grin... | 11/27/1979 |
| 4132557 | Technique for handling and transporting cement The powdered, blended, cement ingredients are stored and/or shipped prior to kilning and after being brought to the general region of use are then heated to the required temperature to obtain the desired characteristics of cement (i.e., the ability to har... | 01/02/1979 |
| 4126480 | Aqueous suspensions Water-soluble copolymers prepared from styrene and maleic anhydride and the water-soluble salts and partial esters thereof function synergistically with inorganic salts to obtain superior reduction of water demand of dispersed inorganic solids. The disclo... | 11/21/1978 |
| 4080219 | Collateral drying process A method of utilizing waste heat from a fuel-fired electrical power generation or steam raising plant, wherein flue gas from said plant is conducted through a heat exchange zone in contact with relatively cool wet material for making Portland cement.... | 03/21/1978 |
| 4054464 | Method for making cement using aragonite An improved process for making cement wherein aragonite, a natural orthorombic crystalline form of calcium carbonate, is employed in a substantially dry, naturally recovered, unprocessed state as the calcium carbonate constituent. The raw kiln feed of the... | 10/18/1977 |
| 4053323 | Method of using cementing composition having improved flow properties Methods of using aqueous hydraulic cement compositions containing polyamido-sulfonic compounds as flow-property-improving and turbulence-inducing additives are disclosed.... | 10/11/1977 |
| 3954491 | Process for production of raw mix cement slurries having reduced water content Addition of sodium naphthaleneformaldehyde sulfonate having a lowest elution volume of from about 61 to about 70% of a total elution volume by gel permeation chromatography to the raw mix slurry used in manufacture of cement by the wet process permits red... | 05/04/1976 |
