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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 |
| 4247321 |
Method and apparatus for obtaining fertilizing solution from fossil fueled stationary engines |
Jan. 27, 1981 |
| 4240817 |
Urea resin foam mat |
Dec. 23, 1980 |
| 4231780 |
Treatment of phosphate rock on soil in situ with sulfuric acid |
Nov. 4, 1980 |
| 4226609 |
Selected 3-trichloromethyl-5-cyclic amine-1,2,4-thiadiazole compounds and their use as ammonium nitrification inhibitors |
Oct. 7, 1980 |
| 4218234 |
Soil conditioners |
Aug. 19, 1980 |
| 4163657 |
Soil conditioning composition and method of using same |
Aug. 7, 1979 |
| 4133671 |
Method and apparatus for enhancing fertilizing characteristics of irrigation water |
Jan. 9, 1979 |
| 4126438 |
Novel golf tee |
Nov. 21, 1978 |
| 4119429 |
Soil supplement |
Oct. 10, 1978 |
| 4116663 |
Plant iron source, plant growing medium, and methods of making and using same |
Sep. 26, 1978 |
| 4113462 |
Promotion of plant growth with compositions containing a dithiocarbamic acid derivative |
Sep. 12, 1978 |
| 4089669 |
Soil neutralizing slurries |
May. 16, 1978 |
| 4078912 |
Fertilizers containing nitrification inhibitor |
Mar. 14, 1978 |
| 4077794 |
Method for the manufacture of soil modifiers from waste materials of the manufacture of titanium dioxide |
Mar. 7, 1978 |
| 4073633 |
Topical nitrogen fertilization method |
Feb. 14, 1978 |
| 4067714 |
Method of watering plants and/or feeding nutrients to plants |
Jan. 10, 1978 |
| 4067712 |
Method of growing plants in soil |
Jan. 10, 1978 |
| 4067713 |
Method of improving the fertility of soil and the soil thus prepared |
Jan. 10, 1978 |
| 4067716 |
Growing medium containing combusted bark particles |
Jan. 10, 1978 |
| 4067715 |
Method of transplanting plants |
Jan. 10, 1978 |
| 4066431 |
Synthetic N-releasing soil conditioner |
Jan. 3, 1978 |
| 4058389 |
Process for the preparation of fertilizers and soil modifiers |
Nov. 15, 1977 |
| 4056380 |
Method of producing an organic soil additive and the product thereof |
Nov. 1, 1977 |
| 4047921 |
Treating micro-nutrient deficiencies in plants |
Sep. 13, 1977 |
| 4045205 |
Method for the manufacture of soil modifiers from waste material of the manufacture of titanium dioxide |
Aug. 30, 1977 |
| 4038064 |
Foliar applications of urea-polyphosphate-potassium solutions to crops |
Jul. 26, 1977 |
| 4018591 |
Product for activating and potentiating vegetable metabolism and for conditioning agricultural soil and method for the preparation thereof |
Apr. 19, 1977 |
| 4015973 |
Limestone-expanding clay granules and method of making them |
Apr. 5, 1977 |
| 4012219 |
Method for reclaiming variegated wastes |
Mar. 15, 1977 |
| 4012220 |
Composition for supplying the specific deficiency in microelements of plants cultivated on peaty soils |
Mar. 15, 1977 |
| 4002457 |
Soil conditioners and fertilizers from spent sulfite liquor |
Jan. 11, 1977 |
| 3988141 |
Method for improving soil |
Oct. 26, 1976 |
| 3984225 |
Soil conditioners and fertilizers from spent sulfite liquor |
Oct. 5, 1976 |
| 3981100 |
Highly absorbent starch-containing polymeric compositions |
Sep. 21, 1976 |
| 3956119 |
Flocculation process |
May. 11, 1976 |
| 3954436 |
Reactive tenside soil conditioners |
May. 4, 1976 |
| 3953191 |
Cubed soil conditioner with high water absorptivity and retentivity |
Apr. 27, 1976 |
| 3940884 |
Moisture retainable soil covering with integral fertilizing capabilities |
Mar. 2, 1976 |
| 3940257 |
Soil conditioning fertilizer compound |
Feb. 24, 1976 |
| 3936292 |
Compositions for use in agriculture as soil modifiers and their method of manufacture |
Feb. 3, 1976 |
| 3932166 |
Landfill and soil conditioner |
Jan. 13, 1976 |
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