Preparation from alkali metal orthophosphates

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CPC
C01B25/412

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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B25/00Phosphorus Compounds thereof

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C01B25/412Preparation from alkali metal orthophosphates

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing alkali metal polyphosphates
- Patent number 5,955,047
- Issue date Sep 21, 1999
- Ajinomoto Co., Inc.
- Yasuko Yamada
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Salt compatible sodium tripolyphosphate
- Patent number 5,660,808
- Issue date Aug 26, 1997
- Monsanto Company
- Joan K. Glascock
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Process for preparing anhydrous polyphosphate mixed alkali metal salts
- Patent number 5,302,363
- Issue date Apr 12, 1994
- Monsanto Company
- Louis A. Highfill
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Sodium tripolyphosphate composition and method of producing it
- Patent number 5,232,620
- Issue date Aug 3, 1993
- FMC Corporation
- Paul L. Hensler
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation of phosphates by induction melting
- Patent number 5,030,430
- Issue date Jul 9, 1991
- Rhone-Poulenc Chimie
- Paul Michel
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparing sodium tripolyphosphate
- Patent number 5,004,589
- Issue date Apr 2, 1991
- Monsanto Company
- George W. Cadwallader
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Spheroidal alkali metal polyphosphates of low apparent density, and...
- Patent number 4,968,490
- Issue date Nov 6, 1990
- Hoechst Aktiengesellschaft
- Werner Kowalski
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Fast-dissolving, non-caking, food grade sodium tripolyphosphate
- Patent number 4,857,287
- Issue date Aug 15, 1989
- FMC Corporation
- Chris C. Dick
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Continuous process for preparing sodium orthophosphate slurries fro...
- Patent number 4,853,200
- Issue date Aug 1, 1989
- Monsanto Company
- N. Earl Stahlheber
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
High absorbtivity sodium tripolyphosphate
- Patent number 4,790,983
- Issue date Dec 13, 1988
- Occidental Chemical Corporation
- Mohan S. Saran
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of phosphates from alkali-processes phosphate rock
- Patent number 4,777,026
- Issue date Oct 11, 1988
- Thomas Griffith
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Spheroidal alkali metal polyphosphates of low apparent density, and...
- Patent number 4,721,608
- Issue date Jan 26, 1988
- Hoechst AG
- Werner Kowalski
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Spheroidal alkali metal polyphosphates of low apparent density, and...
- Patent number 4,717,557
- Issue date Jan 5, 1988
- Hoechst AG
- Werner Kowalski
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of ingredients for detergents and soap powders from alka...
- Patent number 4,707,344
- Issue date Nov 17, 1987
- Griffith Thomas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Anhydrous sodium tripolyphosphate
- Patent number 4,671,948
- Issue date Jun 9, 1987
- Rhone-Poulenc Chimie de Base
- Frederic Couffin
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Continuous process for preparing sodium orthophosphate slurries fro...
- Patent number 4,661,331
- Issue date Apr 28, 1987
- Monsanto Company
- N. Earl Stahlheber
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of Phase II sodium tripolyphosphate
- Patent number 4,656,019
- Issue date Apr 7, 1987
- FMC Corporation
- Paul L. Hensler
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing granulate sodium tripolyphosphate of low bulk...
- Patent number 4,556,525
- Issue date Dec 3, 1985
- Boliden Aktiebolag
- Hans A. L. Berglund
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for making sodium tripolyphosphate
- Patent number 4,536,377
- Issue date Aug 20, 1985
- FMC Corporation
- Lawrence A. Shimp
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Sodium tripolyphosphate, process for making it, and its use
- Patent number 4,454,054
- Issue date Jun 12, 1984
- Hoechst Aktiengesellschaft
- Herbert Landgraber
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for making abrasion-resistant sodium tripolyphosphate
- Patent number 4,391,783
- Issue date Jul 5, 1983
- Hoechst Aktiengesellschaft
- Hans Haas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation of sodium orthophosphate mixtures
- Patent number 4,224,294
- Issue date Sep 23, 1980
- Stauffer Chemical Company
- Edward J. Powers
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of alkali metal polyphosphates
- Patent number 3,993,734
- Issue date Nov 23, 1976
- Rhone-Progil
- Jean-Michel Verdier
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3761573
- Patent number 3,761,573
- Issue date Sep 25, 1973
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3752879
- Patent number 3,752,879
- Issue date Aug 14, 1973
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3684724
- Patent number 3,684,724
- Issue date Aug 15, 1972
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3600152
- Patent number 3,600,152
- Issue date Aug 17, 1971
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
3591334
- Patent number 3,591,334
- Issue date Jul 6, 1971
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3449068
- Patent number 3,449,068
- Issue date Jun 10, 1969
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3433585
- Patent number 3,433,585
- Issue date Mar 18, 1969
- C01 - INORGANIC CHEMISTRY

Preparation from alkali metal orthophosphates

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Process for producing alkali metal polyphosphates

Salt compatible sodium tripolyphosphate

Process for preparing anhydrous polyphosphate mixed alkali metal salts

Sodium tripolyphosphate composition and method of producing it

Preparation of phosphates by induction melting

Process for preparing sodium tripolyphosphate

Spheroidal alkali metal polyphosphates of low apparent density, and...

Fast-dissolving, non-caking, food grade sodium tripolyphosphate

Continuous process for preparing sodium orthophosphate slurries fro...

High absorbtivity sodium tripolyphosphate

Production of phosphates from alkali-processes phosphate rock

Spheroidal alkali metal polyphosphates of low apparent density, and...

Spheroidal alkali metal polyphosphates of low apparent density, and...

Production of ingredients for detergents and soap powders from alka...

Anhydrous sodium tripolyphosphate

Continuous process for preparing sodium orthophosphate slurries fro...

Production of Phase II sodium tripolyphosphate

Method for producing granulate sodium tripolyphosphate of low bulk...

Process for making sodium tripolyphosphate

Sodium tripolyphosphate, process for making it, and its use

Process for making abrasion-resistant sodium tripolyphosphate

Preparation of sodium orthophosphate mixtures

Process for the manufacture of alkali metal polyphosphates

3761573

3752879

3684724

3600152

3591334

3449068

3433585

Patents Applicationslast 30 patents