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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.
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| Number | Title | Issue Date |
| 6485693 | Apparatus for producing carbon blacks A process for producing carbon black comprising reacting a reaction stream formed by a prior carbon black forming process with an oxidant and a carbon black yielding feedstock to produce carbon black and cooling, separating and recovering the carbon black... | 11/26/2002 |
| 5593644 | Apparatus for producing improved carbon blacks A new process and apparatus for producing carbon black is provided and unique reactor with separate carbon black forming reaction zones is described. The process utilizes such a reactor is to give unique carbon blacks which give rise to low hysteresis los... | 01/14/1997 |
| 5256388 | Method for consistently producing carbon black having a high tint A non-cylindrical carbon black reactor for consistently and efficiently producing high tint carbon black. A plurality of flat sides defines the inner surface of the carbon black reactor. The flat sides provide a planar surface for the introduction of feed... | 10/26/1993 |
| 5252297 | Process for producing carbon black and apparatus therefor An apparatus for producing carbon black comprises a reaction chamber which consists of a tapered throat and a downstream extension of the throat having the same diameter as that of the narrowest portion of the throat and provided with a plurality of ribs ... | 10/12/1993 |
| 5188806 | Method and apparatus for producing carbon black A reactor and method for producing carbon black which involves arranging the combustion fuel conduits in a circumferential arrangement within the forward wall of the combustion chamber and providing an impact surface on the opposite side of the combustion... | 02/23/1993 |
| 4988493 | Process for producing improved carbon blacks A new process and apparatus for producing carbon black is provided and unique reactor with separate carbon black forming reaction zones is described. The process utilizes such a reactor to give unique carbon blacks which give rise to low hysteresis loss a... | 01/29/1991 |
| 4927607 | Non-cylindrical reactor for carbon black production A non-cylindrical carbon black reactor for consistently and efficiently producing high tint carbon black. A plurality of flat sides defines the inner surface of the carbon black reactor. The flat sides provide a planar surface for the introduction of feed... | 05/22/1990 |
| 4879104 | Process for producing carbon black Disclosed is a process for producing carbon blacks which for a given surface area are characterized by having lower tinting strength and higher structure.... | 11/07/1989 |
| 4826669 | Method for carbon black production High structure carbon black is produced in an oil furnace reactor characterized by abrupt expansions in the reaction flow passage following the reactor throat.... | 05/02/1989 |
| 4824643 | Apparatus for producing carbon black A carbon black reactor is characterized by a converging zone, a throat, a first reaction zone and a second reaction zone serially connected. Oil can be injected both upstream and downstream of the throat. Annular walls connect the throat with the first re... | 04/25/1989 |
| 4822588 | Process for producing carbon black A carbon black reactor is characterized by a converging zone, a throat, a first reaction zone and a second reaction zone serially connected. Oil can be injected both upstream and downstream of the throat. Annular walls connect the throat with the first re... | 04/18/1989 |
| 4729885 | High mixing reactor process The moving of adjacent axial stream at sufficiently different speeds to create turbulence and rapid mixing of feedstock and hot gases in a carbon black reactor is utilized to provide a high surface area carbon black.... | 03/08/1988 |
| 4692312 | Apparatus for producing carbon black A reactor for the production of carbon black is disclosed which is characterized by axial flow of combustion gases and sequential converging sections for sequentially accelerating the hot combustion gases used to drive the pyrolysis reaction.... | 09/08/1987 |
| 4664901 | Process for producing carbon black An axial flow carbon black reactor can be provided with multiple expansion steps in the reactor expansion zone, tangential air entries into the steps, tangential process air entry with straightening vanes in the converging zone to provide axial reactor fl... | 05/12/1987 |
| 4645657 | Production of carbon black This disclosure relates to an improved furnace process for producing carbon blacks by the incomplete combustion of hydrocarbonaceous feedstock wherein the resultant blacks have decreased tinting strengths and have properties which impart improved hysteres... | 02/24/1987 |
| 4601892 | Process for producing carbon black A generally cylindrical carbon black reactor for the production of soft carbon blacks is modified to produce a wider range of products by the installation of a choke.... | 07/22/1986 |
| 4585644 | Changing oil tubes in a carbon black reactor A steam line is connected to the oil lines supplying feed to a carbon black reactor and valves are provided in each of the steam and oil lines so that either or both steam and oil can be fed to the oil tube emitting feed into the reactor. To change an oil... | 04/29/1986 |
| 4582695 | Process for producing carbon black A reactor for the production of carbon black is disclosed which is characterized by axial flow of combustion gases and sequential converging sections for sequentially accelerating the hot combustion gases used to drive the pyrolysis reaction.... | 04/15/1986 |
| 4520000 | Process for production of carbon black A carbon black reactor employs the following components to produce non-uniform gas flow patterns. (a) a precombustion chamber skewed at an angle of 30-60 degrees from the reactor axis, comprising: (1) offset tangential hot gas entries (2) axial or offset multi... | 05/28/1985 |
| 4490346 | Method for producing carbon black In the production of carbon black, low BTU content gases are combusted in a compact combustion zone with near stoichiometric amounts of oxidant gases, tempered to the desired temperature and volume with a diluent gas stream which can be selected from air ... | 12/25/1984 |
| 4486398 | Feedstock nozzle for low tint residual carbon black A pipe, containing a multiplicity of spray ports spaced longitudinally along the pipe so that carbonaceous feedstock can be simultaneously ejected from the ports outwardly from the pipe, is adapted for concentric longitudinal, axial alignment in a carbon ... | 12/04/1984 |
| 4391789 | Carbon black process Disclosed is a method of making a carbon black product having a controllable aggregate particle size distribution comprising forming in a first zone of the carbon black reactor combustion gases at a high temperature and having a gradient of increasing tur... | 07/05/1983 |
| 4294814 | Carbon black process and reactor Stoichiometric combustion conditions are provided at a location remote from reactor walls in a carbon black process and apparatus by injecting radially inwardly hot combustion gases of a complementary composition with respect to the hot combustion gases i... | 10/13/1981 |
| 4241022 | Carbon black for low-hysteresis rubber compositions A carbon black with a tint residual below -6 in a rubber composition causes the hysteresis or heat buildup of such a rubber composition to be significantly lower than that of a rubber composition incorporating a carbon black with a higher tint residual, w... | 12/23/1980 |
| 4106912 | Carbon black reactor with axial flow burner An improved burner for combusting gaseous fuel and oxidant gas is provided in which the fuel and oxidant gas are premixed prior to combustion by the turbulence generated by flowing the gases through a mixing zone containing a centrally disposed flow disru... | 08/15/1978 |
| 4101639 | Process for production of carbon black Water vapor is injected into a gaseous heat carrier passing into a reaction chamber as a plasma stream, contacting a hydrocarbon feed stock there is injected water vapor, and introduced presaturated with water vapor. Under the effect of the heat carrier t... | 07/18/1978 |
| 3989804 | Carbon black method A method and apparatus for producing carbon black in which a first reactant mass is formed and thoroughly mixed and passed axially through the reactor, a second mass of hot combustion gases being passed helically to the axially flowing mass.... | 11/02/1976 |
| 3952087 | Production of high structure carbon blacks This disclosure relates to an improved furnace process for preparing carbon blacks by the incomplete combustion of hydrocarbonaceous feedstocks wherein the resultant blacks have higher structure characteristics than the carbon blacks normally prepared fro... | 04/20/1976 |
