dicalcium phosphate patents

  • US1235025A Process of making dicalcium phosphate

    26 rows· UNITED STATES PATENT OFFICE. WALTER.GLAESEB, 0F BROOKLYN, NEW YORK. PROCESS OF MAKING DICALCIUM PHOSPHATE. No Drawing. To all whom it may concern 7 Be it known that I, WALTER GLAESER, a subject of the GermanEmperor, and a resident ,of Brooklyn, county of Kings, and State of New York, have invented a new and useful Improvement in Processes of Making Dicalcium PhosphateUS7273596B2 patents.google,A new and useful method of simultaneously producing and granulating anhydrous dicalcium phosphate is provided. Such a method entails the reaction of concentrated phosphoric acid with a powdered material of lime and/or calcium carbonate in substantially equal stoichiometric amounts, with subsequent, mixing, drying, milling, and sieving to provide the correct target particle size range for the

  • WO2004076348A1 Google Patents

    This invention relates to the preparation of feed grade dicalcium phosphate from a source containing monocalcium phosphate such as super phosphate, concentrated super phosphate and the like. The first step consists of leaching water soluble mono calcium phosphate therefrom with water or recycle wash water from one of the subsequent steps.US2728635A Production of feed grade dicalcium phosphate,phosphate solution hydrolysis dicalcium phosphate containing Prior art date 1951-07-16 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired Lifetime Application number US236886A Inventor Miller Ralph

  • US3391992A Feed grade dicalcium phosphate Google Patents

    US3391992A US37268664A US3391992A US 3391992 A US3391992 A US 3391992A US 37268664 A US37268664 A US 37268664A US 3391992 A US3391992 A US 3391992A Authority US United States Prior art keywords acid superphosphoric dicalcium phosphate diluted wet Prior art date 1964-06-04 Legal status (The legal status is an assumption and is not a legal conclusion.US Patent for Production of dicalcium phosphate or,A method of producing dicalcium phosphate from calcium phosphate includes reacting the calcium phosphate with a mineral acid such as sulphuric acid to produce a calcium salt and phosphoric acid. The calcium salt may then be hydrolyzed to form a calcium alkali which may then be reacted with the phosphoric acid to produce dicalcium phosphate.

  • Negative Effects of Dicalcium Phosphate Livestrong

    Dicalcium phosphate is a calcium supplement commonly found in prepared breakfast cereals, in pharmaceuticals as an inert ingredient to bind tablets, and in toothpastes. However, too much dicalcium phosphate, or dicalcium phosphate taken in conjunction with other medications, can have negative consequences.Dicalcium-Phosphates- Process, Technology, Applications,Dicalcium phosphate crystals are precipitated and after filtration and drying the resulting product is a very pure crystalline dihydrate dicalcium phosphate that is sold as Aliphos® Dical. Dicalcium phosphate is obtained from degreased bones which are demineralised by hydrochloric acid treatment and precipitated by a saturated lime solution.

  • US Patent for Production of dicalcium phosphate or

    Apr 04, 2001· A process is provided for the production of dicalcium phosphate form a phosphate source material in which a solution of phosphoric acid is produced by the action of a suitable mineral acid, generally sulphuric acid, on a phosphate source material. Calcium fluoride is precipitated at a pH of between 3.5 and 4.5 followed by hydrolyzing the solution by diluting it innophos A-TAB (Dicalcium Phosphate, Anhydrous,recommendation for uses which infringe valid patents or as extending license under valid patents. -TAB® (Dicalcium Phosphate, Anhy drous, Granular) (2/2) The product is free of Residual Solvents compendial specifications, current edition. 25 kg net weight paper bags Resource Code F110BG0035

  • Indian Patents. 202038:A PROCESS FOR THE MANUFACTURE OF

    Full Text: This invention relates to a process for the manufacture of feed grade dicalcium phosphate. Dicalcium phosphate known, as DCP is a commonly used animal feed supplement and it is desirable to obtain dicalcium phosphate free of contaminants, particularly fluoride containing compounds.Patents Assigned to MAXIGEN BIOTECH INC. Justia Patents,Patents Assigned to MAXIGEN BIOTECH INC. Abstract: The present invention discloses a method of manufacturing pure dicalcium phosphate ceramics or dicalcium phosphate/hydroxyapaite (HA) biphasic ceramics for medical applications in hard tissue areas to be used as implant materials. These ceramic implant materials are in granular form or in

  • dicalcium phosphate dihydrate, 7789-77-7

    Consistent sources: North American supplier for globally sourced ingredients. AIC is a Framingham, MA based ISO Certified sales and marketing company serving the food, pharmaceutical, nutritional, personal care, biotech, and industrial markets of Process for the production of dicalcium phosphate Fox,Compared with superphosphate manufacture, the production of dicalcium phosphate for fertilizer purposes, by the conventional method of dissolving phosphate rock in hydrochloric acid and precipitating the phosphate with milk-oflime, is uneconomical of reagent materials.

  • innophos Calipharm A (Dicalcium Phosphate,

    recommendation for uses which infringe valid patents or as extending license under valid patents. Particle size: 0.4 %. E 341 (ii). This product complies with current European Union . Directive No 231/2012. ® (Dicalcium Phosphate, Anhydrous) (2/2) Lead <0.25 ppm 0.01 % BSE/TSE No materials of animal origin are used Residual Solvents TheUS Patent for Use of ammonium syngenite as a slow-acting,We have found that this object is achieved if ammonium syngenite or a mixture of finely divided ammonium sulfate and finely divided, hydrated or anhydrous calcium sulfate, calcium nitrate, calcium chloride and/or dicalcium phosphate is applied to the soil, with the proviso that the molar ratio of calcium to SO.sub.4 in the mixture is 1:2.+-.10%.

  • patent of dicalcium phosphate from rock phosphate

    patent of dicalcium phosphate from rock phosphate. patented for thermal phosphate recovery process. Patent Of Dicalcium Phosphate From Rock Phosphate. Patent US3988420 Processes for the manufacture of . The invention relates to a combined process for the manufacture of feed grade dicalcium phosphate and pure phosphoric acid. Get A Quote.US Patent for Antacid formulation Patent (Patent,This patent application claims the benefit of U.S. Provisional Patent Application Serial No. 60/040,359, filed Mar. 13, 1997, entitled “Acid Formulation”. Dicalcium phosphate and calcium carbonate provide some buffering and may also be effectively utilized to balance the calcium to phosphorous ratio for best nutrition.

  • Effects of a Dicalcium and Tetracalcium Phosphate-Based

    The present study evaluated the effectiveness of a dicalcium and tetracalcium phosphate-based desensitizer in reducing dentin permeability in vitro.Dentin fluid flow was measured before and after treatment of dentin with patent dentinal tubules using 1 or 3 applications of the dicalcium and tetracalcium phosphate containing agent Teethmate TM (TM) and comparing Process for the production of granulated dicalcium,Apr 28, 1992· The present invention relates to a process for the production of granulated dicalcium phosphate dihydrate from fine-grain, powdered dicalcium phosphate dihydrate. Dicalcium phosphate is used technically on a large scale as an additive for toothpastes and as a carrier material in pharmaceutical tablets.

  • patent of dicalcium phosphate from rock phosphate

    patent of dicalcium phosphate from rock phosphate. patented for thermal phosphate recovery process. Patent Of Dicalcium Phosphate From Rock Phosphate. Patent US3988420 Processes for the manufacture of . The invention relates to a combined process for the manufacture of feed grade dicalcium phosphate and pure phosphoric acid. Get A Quote.US Patent for Antacid formulation Patent (Patent,This patent application claims the benefit of U.S. Provisional Patent Application Serial No. 60/040,359, filed Mar. 13, 1997, entitled “Acid Formulation”. Dicalcium phosphate and calcium carbonate provide some buffering and may also be effectively utilized to balance the calcium to

  • Process for the production of granulated dicalcium

    Apr 28, 1992· The present invention relates to a process for the production of granulated dicalcium phosphate dihydrate from fine-grain, powdered dicalcium phosphate dihydrate. Dicalcium phosphate is used technically on a large scale as an additive for toothpastes and as a carrier material in pharmaceutical tablets.Effects of a Dicalcium and Tetracalcium Phosphate-Based,The present study evaluated the effectiveness of a dicalcium and tetracalcium phosphate-based desensitizer in reducing dentin permeability in vitro.Dentin fluid flow was measured before and after treatment of dentin with patent dentinal tubules using 1 or 3 applications of the dicalcium and tetracalcium phosphate containing agent Teethmate TM (TM) and comparing the results with two

  • Dicalcium Phosphate-related patent applications

    Dicalcium Phosphate-related patent application list. A complete ration, or diet, suitable for beef cattle in different fattening stages is provided, as well as a method for formulating the ration.Production of dicalcium phosphate or Free Patents Online,Feb 06, 2001· Also, a method of producing monocalcium phosphate from calcium phosphate includes reacting the calcium phosphate with sulphuric acid to produce monocalcium phosphate. The monocalcium phosphate may be further processed to remove fluorine contamination and to produce fluorine-free dicalcium phosphate or dicalcium phosphate dihydrate.

  • Preparation of tricalcium phosphate General Foods

    Jan 02, 1990· However, in the present invention, phosphoric acid is bombarded with calcium. The mixture is continuously agitated while a slurry of the calcium source is added, and forces the reaction to go from monocalcium phosphate to dicalcium phosphate and then to tricalcium phosphate.Preparation of monocalcium phosphate Free Patents Online,The method of preparing monocalcium phosphate which comprises reacting lime with crude phosphoric acid containing iron and fluorine in solution to form a monocalcium phosphate liquor containing fluorine in amount less than about 0.03% and from about 1.3% to 1.6% iron, calculated as FPe203 and having a pH between about 2 and about 3, adding

  • Avoid Dicalcium Phosphate Products (DCP) for Your Pet

    Avoid Feeding Your Pet Dicalcium Phosphate Products (DCP) Dicalcium phosphate products (also called DCP) are not safe but are often found in pet food and supplements. Look at your pet’s food ingredients to make sure it is healthy. Animals, like humans, need nutrients and need to avoid certain ingredients to maintain their health.Company History A Legacy of Innovation and Service,A legacy of innovation and service Feed Products has a long history of personal service and superior feed products. Our decades-long relationships with many customers started with Earl Fallin in 1945 when he founded the company with a patented process for producing dicalcium feed phosphate.

  • patent production of dicalsium phosphate from ash

    Production of dicalcium phosphate or monocalcium phosphate from calcium phosphate Patent number: 6183712 Abstract: A method of producing dicalcium phosphate from calcium phosphate includes reacting the calcium phosphate with a mineral acid such as sulphuric acid to produce a calcium salt and phosphoric acid.innophos DI-TAB (Dicalcium Phosphate Dihydrate,(Dicalcium Phosphate Dihydrate, Unmilled) PRODUCT DATA SHEET IDENTIFICATION CAS Number [7789-77-7] SYNONYM Dibasic Calcium Phosphate Dihydrate Phosphoric acid, calcium salt (1:1) recommendation for uses which infringe valid patents or as extending license under valid patents.

  • Calipharm D (Dicalcium Phosphate Dihydrate)

    (Dicalcium Phosphate Dihydrate) (1/2) PRODUCT DATA SHEET IDENTIFICATION CAS N° [7789-77-7] SYNONYM shall be construed as a recommendation for uses which infringe valid patents or as extending license under valid patents. Calipharm D ® (Dicalcium Phosphate Dihydrate) (2/2) On Negative Effects of Dicalcium Phosphate Livestrong,Dicalcium phosphate is a calcium supplement commonly found in prepared breakfast cereals, in pharmaceuticals as an inert ingredient to bind tablets, and in toothpastes. However, too much dicalcium phosphate, or dicalcium phosphate taken in conjunction