| |
 |
|
Class Information
Number: 71/51
Name: Chemistry: fertilizers > Processes and products > Inorganic material > Phosphorus-containing > Phosphates > Products > Alkali metal- and ammonium-containing
Description: Products which contain also inorganic alkali metal or ammonium compounds.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6921521 |
Method of producing chlorine dioxide employs alkaline chlorate in a mineral acid medium and urea as a reducing agent |
Jul. 26, 2005 |
| 6488735 |
Fertilizer compound having a glass matrix |
Dec. 3, 2002 |
| 6056801 |
Peat based compositions |
May. 2, 2000 |
| 5997602 |
Aqueous fertilzer suspension containing at least phosphate ions and calcium or magnesium ions and a use of the suspension |
Dec. 7, 1999 |
| 5968232 |
Method for ammonia production |
Oct. 19, 1999 |
| 5965117 |
Water-bouyant particulate materials containing micronutrients for phytoplankton |
Oct. 12, 1999 |
| 5851260 |
Suspension fertilizer suitable for irrigation fertilization, and a process for its preparation |
Dec. 22, 1998 |
| 5749934 |
Peat based compositions |
May. 12, 1998 |
| 5725630 |
Dry granular fertilizer blend and a method of fertilizing plants |
Mar. 10, 1998 |
| 5451242 |
Active synthetic soil |
Sep. 19, 1995 |
| 5433766 |
Slow-release fertilizer |
Jul. 18, 1995 |
| 5374294 |
Controlled release potassium divalent metal phosphate fertilizer |
Dec. 20, 1994 |
| 5158594 |
Granulated nitrogen-phosphorus-potassium-sulfur fertilizer from waste gypsum slurry |
Oct. 27, 1992 |
| 5141551 |
Benzoxazine derivative and benzothiazine derivative and herbicide comprising the same as active ingredient |
Aug. 25, 1992 |
| 4670039 |
Timed release fertilizer composition and means |
Jun. 2, 1987 |
| 4491464 |
Potassium polyphosphate protein hydrolysate fertilizer |
Jan. 1, 1985 |
| 4482372 |
Fluid fertilizer composition |
Nov. 13, 1984 |
| 4436546 |
Fertilizer material from apatite |
Mar. 13, 1984 |
| 4398936 |
Process for the preparation of a granular NPK fertilizer and granular NPK fertilizers obtained by this process |
Aug. 16, 1983 |
| 4385920 |
Granulation of potash salts |
May. 31, 1983 |
| 4363650 |
Fertilizer material from apatite |
Dec. 14, 1982 |
| 4352688 |
Nitrogen fertilizers |
Oct. 5, 1982 |
| 4340414 |
Plant hibernation |
Jul. 20, 1982 |
| 4336053 |
Fertilizer solutions stabilized with inorganic acids |
Jun. 22, 1982 |
| 4286982 |
Process of manufacturing stable ammonium polyphosphate fertilizers |
Sep. 1, 1981 |
| 4279635 |
Process for treating phosphatic clay suspensions |
Jul. 21, 1981 |
| T996001 |
Production of ammonium potassium polyphosphates |
Jul. 1, 1980 |
| 4202683 |
Fertilizer |
May. 13, 1980 |
| 4183738 |
Granulation process and products produced thereby |
Jan. 15, 1980 |
| 4137063 |
Production of potassium polyphosphates from potassium silicofluorides |
Jan. 30, 1979 |
| RE29458 |
Potassium phosphate manufacture |
Oct. 25, 1977 |
| 4006006 |
Fertilizer |
Feb. 1, 1977 |
| 3963472 |
Process for preventing corrosion by incorporative soluble metal chromates in fertilizer solutions |
Jun. 15, 1976 |
|
|
|
