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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 4285905 | Method and article for dispersing a volatilizable compound in an environment A solid unitary article and method for dispersing a volatilizable compound in an environment. A solid article consisting essentially of from about 25 to 30 wt. % initially particulate calcium sulfate having a loose bulk density of from about 0.85 to 0.95 gm/cm... | 08/25/1981 |
| 4268487 | Method of minimizing manganese dioxide sludge formation The method for minimizing manganese dioxide sludge formation comprising: to a water solution of potassium permanganate adding the article of commerce called "silicate of soda" in sufficient quantity for causing a visible prevention of manganese dioxide sl... | 05/19/1981 |
| 4268285 | Air freshening apparatus The disclosed apparatus dispenses volatized air freshener compound into the room air forcibly moving the air through a prefilter and a high efficiency filter utilizing a fan disposed in the space therebetween. A container of volatile air freshener liquid ... | 05/19/1981 |
| 4258004 | Air freshener A disk shaped air freshener includes opposed mating trays which define a cavity therebetween and which are engaged for rotation relative to each other. Windows are defined in both of the trays, and openings to the cavity are increased, decreased, or shut ... | 03/24/1981 |
| 4256710 | Process for deodorization A gas containing bad smell substances and a washing solution for deodorization are fed into a wash tower so as to carry out the deodorization by the gas-liquid contact. An aqueous solution of an alkali bromide and an ozone-containing gas are fed into a bu... | 03/17/1981 |
| 4256728 | Deodorization method A deodorization method which comprises allowing a bad-smelling gas containing (a) hydrogen sulfide and/or a mercaptan, (b) a sulfide and/or a disulfide and (c) ammonia and/or an amine to contact (1) firstly with activated carbon, (2) then with activated c... | 03/17/1981 |
| 4244710 | Air purification electrostatic charcoal filter and method An air purification filter is provided which has a housing; an inlet in the housing for air to be purified; a microporous filter medium, activated charcoal, which is placed in the housing so that the air to be purified passes through this microporous filt... | 01/13/1981 |
| 4242311 | Garbage and trash container select spray system A system for selectively spraying a treating material such as an insecticide and/or odor suppressor into the interior of a commercial garbage or trash container. The system includes a suitable spray nozzle assembly carried on the cross bar of the lifting ... | 12/30/1980 |
| 4229408 | Method and composition for toilet holding tank A method and composition for controlling odor emission from toilet holding tanks for prolonged intervals of at least 48 hours consisting essentially of adding to the toilet holding tank an effective amount of an additive composition consisting essentially... | 10/21/1980 |
| 4225381 | Method for removing odor from fluid A method for removing malodorous sulfur compounds from a fluid containing such compounds. In this method, fungi belonging to genera Cephalosporium, Paecilomyces, Penicillium, Aspergillus, Trichoderma and Mucor can be used for effectively removing malodoro... | 09/30/1980 |
| 4212852 | Method of deodorizing gas containing hydrogen sulfide and ammonia and/or amines Malodorous gas containing (1) ammonia and/or amines and (2) hydrogen sulfide is deodorized by reacting the gas with oxygen in the presence of activated carbon having supported thereon at least a metal compound selected from the group consisting of vanadiu... | 07/15/1980 |
| 4211750 | Brush and deodorant holder A toilet brush and deodorant holder has a base and a child-proof, removable, elongated, upright cylindrical column supported thereon. The column comprises inner and outer concentric walls radially spaced from one another to define an elongated, annular, c... | 07/08/1980 |
| 4201663 | Method and apparatus for the enhanced treatment of food processing waste waters using aerobic microorganisms A method and apparatus for treating waste water, containing large quantities of organic material, by means of an aerobic bacteriological process which uses a plastic film to support an air transport system and a blanket of inexpensive biodegradable materi... | 05/06/1980 |
| 4178346 | Incense burner device An incense burner device adaptable for use in a vehicle such as an automobile. It includes an open ended container for burning incense. A stem extends from the closed end which is removably fitted into the sleeve of a clamp device for supporting the conta... | 12/11/1979 |
| 4178264 | Air treating gel composition An improved air treating gel of significantly enhanced stability, primarily thermal stability, comprising in an aqueous system a weight ratio of from about 0.3:1 to 5:1 carrageenan to stearate salt; a volatile active agent; a stearate solubility enhancer;... | 12/11/1979 |
| 4172880 | Process and apparatus for automatically controlling the acid concentration in gas scrubbing solution Optimum concentration of the acid-scrubbing solution employed in a scrubbing tower for removal of malodorous and/or toxic gases from the air is maintained automatically in a control system which senses the electrical conductivity of the solution to contro... | 10/30/1979 |
| 4162289 | Filter unit for avoiding environmental pollution in cemeteries The present invention relates to filtering units or cartridges useful for avoiding environmental pollution resulting from the decomposition of corpses in cemeteries. The units or cartridges comprise a non-porous container with an inlet for gases at one en... | 07/24/1979 |
| 4158549 | Marijuana scented incense and method of making An incense produces, when burned, a marijuana-like scent although it does not contain a marijuana component. The incense comprises about 10 parts by weight ground alfalfa stems and leaves; about 1 part by weight ground bayleaves; and about 1.5 parts by we... | 06/19/1979 |
| 4155975 | Deodorant and method for deodorizing livestock manure Anaerobic livestock manure, comprising an admixture of feces and urine, is deodorized by topically applying onto the manure an aqueous deodorizing-mixture of a suitable iodine ingredient and an oxidizing agent. Preferably, the aqueous deodorizing-mixture ... | 05/22/1979 |
| 4127383 | Foaming waste treatment composition and method for treating nitrogenous waste material therewith A waste treatment composition and process wherein a salt of lignosulfonic acid and a foam-forming surfactant system are applied to nitrogenous waste material.... | 11/28/1978 |
| 4125589 | Odor control system An apparatus and process for treating gases containing odoriferous constituents is described. The gas is passed through a condenser to remove the condensable materials and the non-condensed portion is then introduced into the top portion treating vessel. ... | 11/14/1978 |
| 4108771 | Elimination of odors from organic wastes A method and solution are provided for reducing air-polluting odors emanating from organic waste products produced by metabolic processes and from organic industrial wastes, including effluents, sewage sludges, and the like, the method comprising contacti... | 08/22/1978 |
| 4107268 | Animal confinement environment control Process for controlling the humidity of a closed animal confinement habitat and air by contacting the habitat air with an aqueous solution containing sufficient amounts of hydrogen peroxide and a mineral acid to absorb and oxidize the odorous and noxious ... | 08/15/1978 |
| 4095957 | Fuel element A fuel element is provided for grilling or imparting a smoked flavor to food, comprising a porous noncombustible fibrous casing; a combustible fuel in solid form enclosed within the casing; the fibrous casing having pores in sufficient number and size to ... | 06/20/1978 |
| 4066400 | Buoyant solid cover for ponds and method of making the same Solidifiable petroleum wax is placed in liquid form to solidify on the surface of a pond, such as a degradant lagoon for deterring emanation of malodorous gases or collecting malodorous or energy latent gases, or a reservoir to deter evaporation. The enti... | 01/03/1978 |
| 4047775 | Deodorizer for trash compactors A deodorizer containing a deodorant material is mounted within the cabinet of a trash compactor for continuously releasing a scent to the air in the cabinet to mask odors emanating from the compacted trash.... | 09/13/1977 |
| 4006056 | Controlled release composition containing stabilized urease This invention relates to a solid isotropic composition comprising a controlled release agent and stabilized urease. This composition is particularly suited for digestively reacting with various coatings on urinal discharge systems which coatings are subj... | 02/01/1977 |
| 3989498 | Method of odor control For the purpose of controlling odor, a slurry of digested sewage sludge to be sprayed on land for restoring its fertility is mixed with a deodorant composition containing glacial acetic acid and amyl alcohol and optionally other components including 2,3-b... | 11/02/1976 |
| 3939073 | Apparatus for deodorizing liquids Apparatus for admixing a deodorizing liquid with a bad smelling liquid, comprises a hollow body in the form of a Y lying on its side in a vertical plane, the lower leg of the Y discharging the admixed liquids and the upper leg of the Y supporting and hous... | 02/17/1976 |
