Matches 151 - 192 out of 192 < 1 2 3 4
Match Document Document Title
3919401 Method of preventing formation of sodium-iron sulfate in the preparation of sodium bisulfate  
Double salts of sodium bisulfate are prevented by the addition of phosphoric acid to the reaction mixture in which the sodium bisulfate is formed.
3915661 Process and apparatus for growth of crystals  
Process and apparatus are provided for the growth of large, defect-free crystals from a flux comprising a solvent saturated with dissolved crystal-producing material. The large, defect-free...
3904421 Anticorrosive paint  
An anticorrosive, antipollutant paint pigment free from lead, chromium and other pollutants and having the formula 2 CaO.Fe 2 O 3 for blending with a paint composition made up of a resin vehicle,...
3896216 Process for the preparation of barium titanate  
A process is disclosed for preparing simple, mixed or substituted mild ferrites or barium titanate starting from a slurry containing said constituents and if desired one or more binders and/or...
3895092 Continuous process for producing barium and strontium hard ferrites starting from iron oxides  
A continuous process is disclosed for producing barium or strontium ferrites, starting from iron oxide and barium or strontium carbonates, wherein A. a slurry consisting of iron oxide, barium or...
3884823 Ceramic permanent magnet  
Magnetoplumbites having the formula MO.nFe 2 0 3 , wherein M is strontium and n is from about 3 to about 6.5, having densities of not less than 95% of the theoretical maximum, having average...
3849193 METHOD OF PREPARATION OF SINGLE CRYSTAL FILMS  
A method of preparation of a single-crystal thin film of a rare earth mixed oxide having a garnet structure of the formula T 3 M 5 O 12 where M respresents iron and T represents Yttrium. A...
3794720 PROCESS FOR PRODUCING HARD FERRITES  
Barium, strontium or lead ferrite is produced in the usual manner by mixing together barium, strontium or lead carbonate and ferric oxide, calcining this to form the barium, strontium or lead...
3686347 OXIDATIVE DEHYDROGENATION OF ORGANIC COMPOUNDS  
Oxidative dehydrogenation of organic compounds in vapor phase utilizing metal ferrites formed in the presence of oxygen deficient atmospheres.
3630667 PRODUCTION OF BARIUM FERRITE  
In accordance with this invention barium ferrite hard magnetic materials are produced by quenching a molten homogeneous composition of B 2 O 3 , BaO and Fe 2 O 3 within the area ABCD of FIG. 1...
3549315 COMPLEX OXIDIC COMPOUNDS AND PROCESS FOR THEIR PRODUCTION  
3523008 METHOD FOR PREPARING AN ION EXCHANGER AND ION EXCHANGER PREPARED ACCORDING TO THIS METHOD  
3519386 PROCESS FOR PRODUCING A DICALCIUM FERRITE SINTERED PRODUCT  
3484376 METHODS OF MANUFACTURING METALLIC OXIDES AND IN PARTICULAR MIXED METALLIC OXIDES AND THEIR SOLID SOLUTIONS  
3479132 TRANSPARENT MAGNETIC SPINEL CRYSTAL OF MIXED OXIDE OF LITHIUM IRON AND VANADIUM  
3428416 METHOD OF MANUFACTURING FERRITES  
3387918 Treatment of metallic ferrites  
3384449 Method of growing single crystals of ba2 zn2 fe12 o22  
3378335 Preparation of mixed metal oxides by thermal decomposition of metal salts  
3305301 Process for the growth of ordered lithium ferrite  
3149910 Method of growing single crystals  
3117934 Garnet growth from barium oxide-boron oxide flux  
3115469 Production of single crystals of ferrites  
3113109 Ferromagnetic material produced from ferric oxide and barium halide or strontium halide, and process for making same  
3049404 Method of making ferromagnetic barium ferrites  
3043654 Transparent ferromagnetic material and method for producing the same  
3027327 Preparation of ferromagnetic ferrite materials  
2993011 Process for producing lithium substituted transition metal oxides and members prepared therefrom  
2943913 Ferromagnetic material and process  
2917461 Ferromagnetic material and method of preparation thereof  
2836488 Metallurgical compositions  
2835553 Alkali metal ferrates  
3582266 Title is not available  
3793443 Title is not available  
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3804767 Title is not available  
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3716630 Title is not available  
3810973 Title is not available  
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3828101 Title is not available  
Matches 151 - 192 out of 192 < 1 2 3 4