patent of dicalcium phosphate from rock phosphate

Production of defluorinated dicalcium phosphate from - Springer A new process to produce defluorinated dicalcium phosphate (DCP) using phosphate rock ... United States Patent [19] 26 Oct 1976 manufacture of feed grade dicalcium ...

Patent US6183712 - Production of dicalcium phosphate …

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 ...

Patent US1816285 - Process of converting phosphate rock ...

Process of converting phosphate rock into soluble compounds and of separating its content of lime and phosphoric acid US 1816285 A

process for making dicalcium phosphate from rock phosphate ...

2016/07/26· Dicalcium phosphate is usually found as Dicalcium Phosphate (DCP), Rock Base Animal Feed Phosphate in Reanjoy Laboratories is manufacturer, supplier and exporter of Dicalcium Phosphate DCP (white colored, fine powder ...

Processes for the manufacture of feed-grade dicalcium ...

The invention relates to a combined process for the manufacture of feed grade dicalcium phosphate and pure phosphoric acid. The process comprises the reaction of an excess of phosphate rock with aqueous solutions of a mineral ...

patent of dicalcium phosphate from rock phosphate

Patent US3988420 - Processes for the manufacture of feed-grade ... Oct 26, 1976 ... The invention relates to a combined process for the manufacture of feed grade dicalcium phosphate and pure phosphoric acid. The process... » Get ...

Patent US4113842 - Preparation of dicalcium phosphate …

A method of preparing dicalcium phosphate from phosphate rock wherein the rock is treated with a mixture of water, carbonyl, and sulfur dioxide. Solids are separated from the liquid phase. The solid phase consists of a mixture of ...

Dicalcium-Phosphates- Process, Technology, …

Information @ a Glance Contents on the CD Rom Dicalcium phosphate, also known as calcium monohydrogen phosphate, is a dibasic calcium phosphate. Dicalcium phosphate is usually found as the dihydrate, but it ...

Patent US6676914 - Phosphate acidulation utilizing HF …

Phosphoric acid, essentially free from impurities, is prepared by reacting aqueous hydrofluoric acid with phosphate in particles of calcium bearing phosphate rock to form a calcium fluoride pseudomorph solid from which filter-grade ...

Production of dicalcium phosphate or monocalcium phosphate ...

2001/02/06· 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 c

US Patent # 4,154,799. Dicalcium phosphate manufacture ...

Dicalcium phosphate manufacture Abstract A process is described for highly efficient recovery of phosphate values from a wide range of phosphate rock including low grade phosphate rock material by leaching with a dilute ...

Calcium phosphate | Ca3O8P2 - PubChem - The …

Calcium phosphate | Ca3O8P2 | CID 24456 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. NIH ...

Patent US4265867 - Preparation of dicalcium phosphate ...

1981/05/05· While the suspension is agitated, phosphoric acid and water are added whereby to form agglomerates consisting of dicalcium phosphate useful in animal feeds. Search Images Maps Play YouTube News Gmail Drive More Calendar ...

Production of low-fluorine calcium phosphate and …

1989/05/05· A process for producing low-fluorine calcium phosphate granules comprises a special roasting process in which the granules are heated to a temperature sufficient to expand the granules and evolve volatile fluorine ...

Patente US2948590 - Process for the manufacture of ...

Patente Onde é Citada Data de apresentação Data de publicação Requerente Título US3391992 * 4 Jun 1964 9 Jul 1968 Swift & Co Feed grade dicalcium phosphate US3467495 * 23 Dez 1965 16 Set 1969 Int Minerals & Chem Corp

Rock phosphate beneficiation plant process - YouTube

2016/02/14· めまれている· More Details: http://www.pakistancrushers.com/conta... flowchart of beneficiation of egypt rock phosphate manual flowchart production dicalcium phosphate hcl . flowchart of beneficiation of egypt rock phosphate hcl ...

Patent US2728635 - Production of feed grade dicalcium ...

Cited Patent Filing date Publication date Applicant Title US1235025 * 1 May 1916 31 Jul 1917 Walter Glaeser Process of making dicalcium phosphate. US1459124 * 20 May 1922 19 Jun 1923 Alison Webster Hyleman Continuous ...

Patent US2115150 - Production of dicalcium phosphate ...

Patented Apr. 2c, 1938 UNITED STATES PATENT OFFICE 2 Claims. My invention relates to the production of phosphoric acid and phosphates, particularly dicalcium phosphate, from phosphate rock, by the sulphuric acid process. a ...

A process for the manufacture of feed grade dicalcium phosphate

2004/09/10· 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 ...

Patents on Phosphate processing - bone and rock phosphate ...

While some people soon made their luck in patenting processes to convert rock phosphate into soluble phosphates which are easier available to plants, others became prosperous by exploiting phosphate mines or by land sales to ...

what is process of di calcium phosphate manufacturing

what is process of di calcium phosphate manufacturing Dicalcium phosphate: The production makes the difference - Aliphos calcium source such as quick lime or lizenithne to produce dicalcium phosphate. Process chemistry » ...

patent of dicalcium phosphate from rock phosphate

dicalcium phosphate machinery production process YouTube Feb 15, 2016 . Calcium carbonate + phosphoric acid = Dicalcium phosphate (DCP) . of the most us patent for manufacturing process of dicalcium phosphate. Live Chat DI ...

Patent US20030161778 - Production of dicalcium phosphate ...

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 ...

process for making dicalcium phosphate from rock phosphate

process for making dicalcium phosphate from rock phosphate As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including ...

dicalcium phosphate manufacturing process

Patent US3391993 - Method for preparing feed grade dicalcium . After filtration of the foregoing, dicalcium phosphate is precipitated from the filtrate and . However, such processes involve the use of so many additional filtering ...

Indian Patents. 202038:A PROCESS FOR THE ...

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 ...