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Assignee: Dyno Industrier A.S.


Location: Oslo, NO
No. of patents: 12

NumberTitleIssue Date
6261393Water resistant explosive composition
A dry water resistant ANFO-explosive, containing one or more organic fuels, one or more inorganic salts, one or more water thickening agents, and a gas generating substance which develops a gas when it gets in contact with water in a blast hole, and there...
07/17/2001
6210122Method and delivering an explosive composition
An explosive slurry is positioned in the interior of a pressure tank. A liquid is introduced into the interior of the pressure tank and into direct contact with the slurry. The slurry is forced out of the interior of the pressure tank to a position of uti...
04/03/2001
4968773Process for the preparation of urea-formaldehyde resins
Urea-formaldehyde resins which may be cured to give products having a low total extractable formaldehyde content are prepared by the following process: (i) an aqueous solution containing more than 50% formaldehyde and urea are mixed in a formaldehyde:urea...
11/06/1990
4968772Process for the preparation of urea-formaldehyde resins
Urea-formaldehyde resins which may be cured to give products having a low total extractable formaldehyde content are prepared by the following process: (i) aqueous 30-50% formaldehyde and urea are mixed in a formaldehyde:urea molar ratio of 2-3:1 at pH 6-...
11/06/1990
4376083Process for the preparation of aluminum-containing high-energy explosive compositions
A castable high-energy explosive composition comprising trinitrotoluene (TNT) and crystalline explosives of the RDX or HMX type as well as aluminum powder, and, optionally, flegmatizing agents and stablizers consisting of wax, lecithin and nitrocellulose ...
03/08/1983
4330346Cap-sensitive powdered explosive composition
A cap-sensitive explosive composition in powder form contains, in addition to ammonium nitrate as its single oxygen releasing component, and optional components commonly used in explosive compositions, four components within specific weight ranges, calcul...
05/18/1982
4213712Method and apparatus for the continuous production of a slurry explosive containing an emulsified liquid component
The continuous production of an explosive is achieved by intermixing at least two liquid component streams in an apparatus including a mixing rotor generally formed like a turbine impeller and freely rotatably supported in a housing directly opposite an i...
07/22/1980
4084995Preparation of a cap sensitive particulate explosive composition comprising calcium nitrate
In preparing an explosive composition whose oxidizing components are a mixture of ammonium and calcium nitrate, the nitrate components are heated to temperatures where anhydrous double salts are formed together with some liquid phase. By subsequent coolin...
04/18/1978
4084994Aqueous hydrocarbon oil-soluble lignosulphonate explosive composition
The present invention relates to an aqueous explosive composition which consists of at least one inorganic oxygen-supplying substance, at least one combustible substance and at least one thickening agent, at least one of combustible substance being liquid...
04/18/1978
4047989Method for the recovery of blasting oil from effluents from the production of nitroglycerine-containing explosives
Blasting oil contained in the effluent from the production of explosives containing nitroglycerine is recovered by extracting with nitroaromatics which make part of the final explosive, the resulting extract being used completely in the explosive producti...
09/13/1977
3981934Method for drying trinitrotoluene
Aqueous trinitrotoluene is dried by means of air which is passed through the melted trinitrotoluene by passing the melted trinitrotoluene over a porous area and forcing hot air from below through the porous area and the melted material. The porous area is...
09/21/1976
3980741Method for the processing of black powder
A method of continuously processing meal black powder in order to make it suitable for use in fuses, wherein a conventionally produced meal black powder is blended with about 20 % of water; said moist black powder is compressed to a coherent body in the f...
09/14/1976
 
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