U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 6351867

Body squeegee

A hand wearable body squeegee comprising a glove portion, a concave squeegee band, and a linear squeegee band.

Newsletter  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.

 

Class 149/19.92 - Process


Subclass of Class 149 - Explosive and thermic compositions or charges
Definition: Processes for the preparation of products containing the
No. of patents: 183
Last issue date: 04/03/2012


        5  
NumberTitleIssue Date
4097317Desensitizing agent for compositions containing crystalline high-energy nitrates or nitrites
Increasing the stability of composite energetic compositions containing ctalline high-energy nitrates or nitrites by the inclusion of saligenin into the composition....
06/27/1978
4092189High rate propellant
A method of preparing high burning rate solid propellant grains that have od mechanical properties and the high burning rate solid propellant grains prepared from a multimodal blend of at least one ultra-high burning rate propellant that has been cured an...
05/30/1978
4070213Dispersing aids for MT-4
Diols of the general formula, R(OH)2, wherein R is an alkylene radic and iminodiols of the general formula, R'N(R"OH)2, wherein R' is an aryl or alkyl radical and R" is an alkylene radical, with melting points of less than 60° C (1...
01/24/1978
4057442Method of disposal of pyrotechnic compositions
A method for safe, relatively air-pollution free disposal of pyrotechnic compositions is disclosed. High percentage recoveries of the inorganic oxidizer and metallic fuel are achieved, resulting in significant cost benefits, while using a minimum of energ...
11/08/1977
4057441Solid propellant with burning rate catalyst
Finely divided cupric sulfide increases the burning rate, and reduces the pressure exponent of solid propellant compositions....
11/08/1977
4056416Radiation polymerized priming compositions
Extrudable priming mixture comprising 32-42% normal lead styphnate, 14-16% antimony sulfide, 30-33% barium nitrate, 3.9-4.1% tetracene, 6-8% aluminum powder, and 41/2-8% binder comprising the liquid monomers methyl methacrylate and trimethylolpropanetrime...
11/01/1977
4033798Complex of nitrocellulose as propellant
A solution comprising nitrocellulose and a nitramine consisting of either X (Hexahydro-1,3,5-trinitro-s-triazine), HMX (Octahydro-1,3,5,7-tetranitro-s-tetrazine), or mixtures thereof is dissolved in a volatile, liquid acetate ester, evaporated at room ...
07/05/1977
4029529Crosslinked carboxyl containing polymer and nitrocellulose as solid propellant binder
An energetic binder composition of a carboxy polymer, such as an acrylic ymer, mixed with nitrocellulose and cross-linked with a multifunctional curing agent. A composite type propellant in which the energetic binder is combined with an oxidizer and proc...
06/14/1977
4025591Bonding explosive fillers with anaerobic curing binders
An article of manufacture and a method of producing same is disclosed, wherein the article is a solid explosive composition comprised of a major portion of particulate explosive material bound together by a minor portion of a cured anaerobic binding mater...
05/24/1977
4011114Cross-linked nitrocellulose propellant formulation
1. A propellant formulation comprising the following ingredients: Nitrocellulose Prepolymer of polyglycoladipate and 2,4-tolylene diisocyanate Nitroglycerin Cyclotetramethylenetetranitramine Aluminum 2-Nitrodiphenylamine. 6. A propellant composition consisting essential...
03/08/1977
4000025Incorporating ballistic modifiers in slurry cast double base containing compositions
Ballistic modifiers of up to one micron in size are slurried and mixed with high impulse propellant slurry in order to produce a high impulse propellant having a plateau or mesa burning characteristic....
12/28/1976
3986910Composite propellants containing critical pressure increasing additives
Increasing the critical pressure of composite propellants by admixing into he propellant composition an additive selected from the group consisting of (1) oxides of Group II metals, titanium, aluminum, boron, zirconium, and lead; (2) nitrides of Group II m...
10/19/1976
3981756Process for preparing high density solid propellants
High density solid propellants are prepared by a process which comprises mixing the solid propellant components comprising a perfluorinated polymer, such as high molecular weight polytetrafluorethylene, and an inorganic oxidizer salt, such as NF4
09/21/1976
3977923Method and solid propellant with unsaturated aziridine cured binder
A new class of multiaziridines are provided having the formula: ##EQU1## WHEREIN R1, R2, R3 and R4 are monovalent radicals that may be the same or different and are hydrogen, 1-5 carbon alkyl or 1-5 carbon ...
08/31/1976
3972967Accelerated curing method for solid propellants
A method is disclosed for curing a nitrogen-fluorine propellant in an eleomagnetic alternating field. The propellant is cast into thin walled-titanium tubes of predetermined size and with a graphite-epoxy overwrap. When the propellant-filled tubes are ex...
08/03/1976
3963541Method of manufacturing reaction mixtures of finely divided metals or alloys and solid perhalogenated carbon compounds
A method of manufacturing a mixture of finely divided metals and solid perhalogenated carbon compounds, which mixture is capable of reaction when it is ignited, in which perhalogenated carbon compounds are used as solvents....
06/15/1976
3959042High impetus, low flame temperature, composite propellants and method of making
High impetus, low flame temperature propellants are produced by the incoration of a polynitramine into a saturated polymer of a lower hydrocarbon....
05/25/1976
3954529Flare composition with carboxy functional binder and polyalkylene oxide phosphate ester, and method
A flare composition is passivated to prevent gas generation during curing at elevated temperatures by incorporating therein as a passivating agent a small amount of a polyalkylene oxide phosphate ester. The additive also serves to increase the pot life of...
05/04/1976
3953260Gossypol, an abundant, low-cost iron deactivator, pot-life extender, and processing aid for HTPB propellants
In a method wherein propellant ingredients including a hydroxy terminated nder, an isocyanate curative therefor and transition metal compounds or traces thereof are mixed, worked into a suitable container and allowed to cure, gossypol is used to prolong t...
04/27/1976
3951706Solid propellant mixtures and process of preparation
7. A process for preparing a solid propellant composition having a plateau-burning rate comprising the steps of A. mixing at room temperature the following ingredients until a viscous binder results: B. blending into said binder, until a homogeneous pourable m...
04/20/1976
3948698Solid propellant compositions having epoxy cured, carboxy-terminated rubber binder
Solid propellant compositions wherein the polymeric binder is an all-epoxide cured carboxy-terminated rubber are described. A typical composition contains oxidizer, fuel and a binder formed by curing a carboxy-terminated polybutadiene with a specified mix...
04/06/1976
3943208Method for binding solid propellant to rocket motor case
A method of bonding a solid rocket propellant to a motor casing using a flexible sheet insulant. The flexible sheet insulant is easily installed without intermediate adhesive on the metal or propellant side, retains its self-adhesive properties for long p...
03/09/1976
3930844Method for disposal of pyrotechnic waste
A method for disposing of tracer ammunition pyrotechnic material containing trontium nitrate, magnesium, strontium peroxide, polyvinyl chloride, calcium resinate, barium peroxide, oxamide, zinc stearate, polyethylene, strontium oxalate and lead dioxide, wi...
01/06/1976
        5  
 
Sign InRegister
Username  
Password   
forgot password?