| |
 |
|
Class Information
Number: 71/903
Name: Chemistry: fertilizers > Soil conditioner
Description: Art collection involving material having values which treat the soil other than providing nutriments for plants.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5181951 |
Gravel/fertilizer packet for potted plants |
Jan. 26, 1993 |
| 5178661 |
Soil treatment |
Jan. 12, 1993 |
| 5162600 |
Method of treating lead contaminated soil |
Nov. 10, 1992 |
| 5160525 |
Bioremediation enzymatic composition |
Nov. 3, 1992 |
| 5158595 |
Soil bioremediation enzymatic composition |
Oct. 27, 1992 |
| 5152820 |
Iron chelate compositions |
Oct. 6, 1992 |
| 5139555 |
Fertilizer processes and compositions using s-triazines |
Aug. 18, 1992 |
| 5127187 |
Soil or soil improver containing porous ion exchanger |
Jul. 7, 1992 |
| 5125950 |
Soil conditioner |
Jun. 30, 1992 |
| 5125952 |
Storage-stable melamine dispersion |
Jun. 30, 1992 |
| 5120344 |
Method for producing a barrier layer in soil |
Jun. 9, 1992 |
| 5114459 |
Stabilized trace element fertilizer compositions and method of their use |
May. 19, 1992 |
| 5114457 |
Soil amendment |
May. 19, 1992 |
| 5106405 |
Horticultural medium consisting essentially of natural zeolite particles |
Apr. 21, 1992 |
| 5100455 |
Process for bioremediation of soils |
Mar. 31, 1992 |
| 5085681 |
Fertilizer materials based on metallurgical slags and methods of making the same |
Feb. 4, 1992 |
| 5082488 |
Soil conditioning |
Jan. 21, 1992 |
| 5071462 |
Method and apparatus for producing organic fertilizer with the use of nitrogen fixing bacillus |
Dec. 10, 1991 |
| 5057141 |
Compositions for biological control of plant pathogenic nematodes |
Oct. 15, 1991 |
| 5028252 |
Method of and composition for the fertilization, detoxification and deacidification of soil |
Jul. 2, 1991 |
| 5022912 |
Methods for fertilizing with ammoniacal fertilizers |
Jun. 11, 1991 |
| 5013349 |
Soil conditioner and method of producing the same |
May. 7, 1991 |
| 4997572 |
High rate method for alkaline stabilization, beneficiating and pelletizing of wastewater treatment plant sludges |
Mar. 5, 1991 |
| 4988388 |
Free-flowing guayule resin and bagasse mixtures and their use as fuel or soil amendent |
Jan. 29, 1991 |
| 4985060 |
Soil conditioners |
Jan. 15, 1991 |
| 4954156 |
N,N-dihalo-2-imidazolidinones and N-halo-2-oxazolidinones as urease and nitrification inhibitors |
Sep. 4, 1990 |
| 4952229 |
Plant supplement and method for increasing plant productivity and quality |
Aug. 28, 1990 |
| 4932991 |
Thiopyridine-N-oxides, thiopyridines, and thiopyrimidines as urease inhibitors |
Jun. 12, 1990 |
| 4927455 |
Plant growth medium |
May. 22, 1990 |
| 4927447 |
Soil amendment material and process for preparation thereof |
May. 22, 1990 |
| 4925571 |
Method for the simultaneous transport and pasteurization of sewage sludge |
May. 15, 1990 |
| 4923500 |
Method for desalination and rehabilitation of irrigated soil |
May. 8, 1990 |
| 4872899 |
Treatment of plant chlorosis with rhodotorulic acid |
Oct. 10, 1989 |
| 4865640 |
Moisturizing agent |
Sep. 12, 1989 |
| 4845888 |
Multilayer degradeable and controlled release multinutrient mulch film, and process for preparing same |
Jul. 11, 1989 |
| 4844725 |
Aqueous boron-containing compositions |
Jul. 4, 1989 |
| 4828600 |
Biological inoculant for corn |
May. 9, 1989 |
| 4810280 |
Method for enhancing water retention in soil |
Mar. 7, 1989 |
| 4804402 |
Preparation of natural fertilizing material |
Feb. 14, 1989 |
| 4804401 |
Method of producing a phosphorus fertilizer soil conditioner |
Feb. 14, 1989 |
| 4797145 |
Method of agricultural soil improvement |
Jan. 10, 1989 |
| 4774186 |
Microbial compositions and methods for treating soil |
Sep. 27, 1988 |
| 4762545 |
Soil amendment material and process for preparation thereof |
Aug. 9, 1988 |
| 4755205 |
Soil-activating agent and its application |
Jul. 5, 1988 |
| 4755206 |
Reclamation of sodium-contaminated soils |
Jul. 5, 1988 |
| 4752316 |
Apparatus and processes for compressing and/or biodigesting material |
Jun. 21, 1988 |
| 4743448 |
Organic carrier with integrated active substances |
May. 10, 1988 |
| 4743288 |
Treatment of soil |
May. 10, 1988 |
| 4710219 |
Production method of combined phosphorus fertilizer and soil conditioner |
Dec. 1, 1987 |
| 4707176 |
Plant growth media containing rice hull ash |
Nov. 17, 1987 |
|
|
|
