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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.
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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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.
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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...
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3549315 |
COMPLEX OXIDIC COMPOUNDS AND PROCESS FOR THEIR PRODUCTION
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3523008 |
METHOD FOR PREPARING AN ION EXCHANGER AND ION EXCHANGER PREPARED ACCORDING TO THIS METHOD
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3519386 |
PROCESS FOR PRODUCING A DICALCIUM FERRITE SINTERED PRODUCT
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3484376 |
METHODS OF MANUFACTURING METALLIC OXIDES AND IN PARTICULAR MIXED METALLIC OXIDES AND THEIR SOLID SOLUTIONS
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3479132 |
TRANSPARENT MAGNETIC SPINEL CRYSTAL OF MIXED OXIDE OF LITHIUM IRON AND VANADIUM
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3428416 |
METHOD OF MANUFACTURING FERRITES
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3387918 |
Treatment of metallic ferrites
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3384449 |
Method of growing single crystals of ba2 zn2 fe12 o22
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3378335 |
Preparation of mixed metal oxides by thermal decomposition of metal salts
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3305301 |
Process for the growth of ordered lithium ferrite
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3149910 |
Method of growing single crystals
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3117934 |
Garnet growth from barium oxide-boron oxide flux
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3115469 |
Production of single crystals of ferrites
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3113109 |
Ferromagnetic material produced from ferric oxide and barium halide or strontium halide, and process for making same
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3049404 |
Method of making ferromagnetic barium ferrites
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3043654 |
Transparent ferromagnetic material and method for producing the same
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3027327 |
Preparation of ferromagnetic ferrite materials
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2993011 |
Process for producing lithium substituted transition metal oxides and members prepared therefrom
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2943913 |
Ferromagnetic material and process
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2917461 |
Ferromagnetic material and method of preparation thereof
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2836488 |
Metallurgical compositions
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2835553 |
Alkali metal ferrates
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3582266 |
Title is not available
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3793443 |
Title is not available
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3751366 |
Title is not available
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3804767 |
Title is not available
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3679377 |
Title is not available
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3716630 |
Title is not available
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3810973 |
Title is not available
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3849545 |
Title is not available
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3645672 |
Title is not available
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3828101 |
Title is not available
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