Bizarre Patents
A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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 |
| 7399384 | Coke drum bottom throttling valve and system A coke drum bottom de-heading system having an internal shroud enclosure and a shroud end cap opened by a flange to a coke bottom de-heading valve capable of accepting the end of a gate valve upon actuation. Acting in coordination with the shroud enclosure to preven... | 07/15/2008 |
| 7033460 | Coke drum bottom throttling valve and system A coke drum bottom de-heading system having an internal shroud enclosure and a shroud end cap opened by a flange to a coke bottom de-heading valve capable of accepting the end of a gate valve upon actuation. Acting in coordination with the shroud enclosure to preven... | 04/25/2006 |
| 5891310 | Delayed coking cycle time reduction The cycle time for a delayed coker unit is reduced by externally heating the coke drum near the junction of the drum shell and the supporting skirt thereof prior to beginning the hot coker feed fill step. This reduces the thermal stresses at the area arou... | 04/06/1999 |
| 4842694 | Apparatus for treating thermoplastic polymers Apparatus for purifying, devolatilizing and/or sheeting a thermoplastic material in which a high density, flowable heat exchange material, having a density substantially above the density of the thermoplastic material and which is essentially immiscible t... | 06/27/1989 |
| 4600476 | Apparatus for aboveground separation, vaporization and recovery of oil from oil shale A retort apparatus for recovering oil from crushed oil shale moved through an elongated housing, includes a plurality of heat exchangers located in the housing for transferring heat to or from the shale. The heat exchangers are spaced to define in sequenc... | 07/15/1986 |
| 4597852 | Static mixer retorting of oil shale Oil shale is well mixed and efficiently, effectively, and economically retorted in a special gravity flow retorting process and system which utilizes novel arrangements of internal baffles in a static mixer.... | 07/01/1986 |
| 4544451 | Apparatus with two-stage heating for carbonizing cold-compacted briquettes Briquettes made from bituminous or sub-bituminous coal or peat are produced by grinding the coal, mixing it with a binder and compacting the mixture. They are then carbonized in a continuous process in a shaft oven. The coal may be predried and the finish... | 10/01/1985 |
| 4523979 | Apparatus for recovery of retorted shale from an oil shale retorting process Retorted shale particles are recovered from a retort and delivered to a gas lift for transport to a fluidized combustor by passage, serially, through a sealing vessel, a crusher preferably operating at retort pressure, and a surge vessel. In the sealing v... | 06/18/1985 |
| 4502920 | Apparatus for aboveground separation, vaporization and recovery of oil from oil shale An improved retort apparatus for recovering oil from crushed oil shale moved by gravity through a passageway of an elongated housing includes a control assembly connected adjacent the outlet end of the housing to control the rate of movement of the crushe... | 03/05/1985 |
| 4462870 | Low temperature kiln Particulate carbon is reactivated by heating it for an effective reactivation time at a reactivation temperature in a stationary vertical annular heating zone of an unlined metal kiln.... | 07/31/1984 |
| 4325787 | Apparatus for retorting comminuted oil shale A continuously operable retort-type processing system for the recovery of petroleum-like products from comminuted oil-bearing shale and other oil-yielding particulate solid materials. The retort portion of the system includes an insulated retort outer she... | 04/20/1982 |
| 4260458 | Coke oven construction for the continuous coking of briquettes from hard or soft coal or peat A coke oven, comprises a housing having an interior vertically elongated coke oven chamber with a plurality of vertically extending binding walls subdividing the oven chamber into a plurality of heating flues. A nozzle in each of the binder walls between ... | 04/07/1981 |
| 4243510 | Shale retorting process and apparatus Crushed oil shale is segregated into a major portion of relatively large particles and a minor portion of "fines," such as will pass through 1/8-inch screen openings. The large particles are subjected to retorting in an upflowing bed in countercurrent con... | 01/06/1981 |
| 4225392 | Pyrolysis apparatus A conical reaction region in a pyrolysis device has an adjustable height, adjustable speed agitator in the vicinity of the grate and a second agitator stirring the incoming material. A feed auger stops short of the reaction chamber to produce a sealing re... | 09/30/1980 |
| 4162960 | Shale retorting process and apparatus Crushed oil shale is segregated into a major portion of relatively large particles and a minor portion of "fines" which will pass through screen openings up to about 1/4 inch in size. The large particles are subjected to retorting as an upflowing moving b... | 07/31/1979 |
| 4007093 | Furnace for thermal processing of lump solid fuel A furnace for thermal processing of lump solid fuel, comprising a body accommodating a semicoking zone, zones for gasifying semicoke and for cooling waste solid material and chambers adapted for feeding gas into said zones and discharging a vapor-gas mixt... | 02/08/1977 |
| 3997407 | Apparatus for disposal of rubber waste A method and apparatus for disposal of rubber wastes is provided wherein rubber wastes such as scrap tires are dry-distilled in a vertical dry distillation retort of an internal heating type having a rotary discharge chute with a water seal, valuable subs... | 12/14/1976 |
| 3994700 | Apparatus for the low temperature carbonization of fine-grain fuels Fine-grain fuel is carbonized at a low temperature by feeding the fuel from a hopper downwardly into the gap formed between two vertically-arranged, plate-type conveyors. The plates of each conveyor move downwardly while their back face surfaces bear agai... | 11/30/1976 |
| 3976558 | Method and apparatus for pyrolyzing oil shale Heat from spent shale combustion is removed from shale ash and combustion gases by direct contact thereof with raw shale particles wherein the fine raw shale particles not easily separable from the shale ash are removed prior to contact of the raw shale w... | 08/24/1976 |
