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Class Information
Number: 71/58
Name: Chemistry: fertilizers > Processes and products > Inorganic material > Nitrogen-containing (except ammonium) > Nitrates
Description: Processes directed to the preparation of an inorganic fertilizer containing nitrates and corresponding products.


Sub-classes under this class:

Class Number Class Name Patents
71/59 With alkali metal or ammonium compound 89
71/60 With carbonates, oxides, sulfates, or halides 48


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7487927 Fertilizing system and method by extracting nitrogen compounds from combustion exhaust gases Feb. 10, 2009
6949236 Aminosulfonate product-treated nitrogen-containing salt particles Sep. 27, 2005
6936087 Soil conditioning agglomerates containing calcium Aug. 30, 2005
6889471 Polyacrylamide suspensions for soil conditioning May. 10, 2005
6826866 Fully compatible water-soluble fertilizer and use Dec. 7, 2004
6749660 Solid-chemical composition and method of preparation for the anaerobic bioremediation of environmental contaminants coupled to denitrification Jun. 15, 2004
6689720 High-pH oil based adjuvant blend for enhancing efficacy of pesticides Feb. 10, 2004
6656382 Use of layered double hydroxides (LDHs), which reversibly bind (exchange) nitrate Dec. 2, 2003
6645267 Plant growing media Nov. 11, 2003
6610267 Method for manufacturing a calcium nitrate melt and product thereof Aug. 26, 2003
6565860 Surfactant coated products and methods for their use in promoting plant growth and soil remediation May. 20, 2003
6544313 Sulfur-containing fertilizer composition and method for preparing same Apr. 8, 2003
6488734 Nitrification inhibitors, and the use of polyacids which contain a nitrification inhibitor for the treatment of inorganic fertilizers Dec. 3, 2002
6460290 Fully compatible surfactant-impregnated water-soluble fertilizer; concentrate; and use Oct. 8, 2002
6423109 Free flowing fertilizer composition with enhanced deposition/anti drift characteristics Jul. 23, 2002
6413291 Soil conditioning agglomerates containing calcium Jul. 2, 2002
6372007 Organic compost Apr. 16, 2002
6365120 Method for hardening granular inorganic salt compounds Apr. 2, 2002
6358294 Free-flowing fertilizer compositions Mar. 19, 2002
6358538 Method for protecting plants from fungus Mar. 19, 2002
6336949 Slow release urea fertilizer composition and a process for the preparation of the said composition Jan. 8, 2002
6331198 Composition useful as nitrification inhibiting additive for ammonia producing fertilizers Dec. 18, 2001
6325836 Soil conditioning agglomerates containing calcium Dec. 4, 2001
6312493 Water soluble fertilizer compositions Nov. 6, 2001
6274105 Process for producing high-purity potassium salts Aug. 14, 2001
6231633 Granular coated fertilizer and method for producing the same May. 15, 2001
6176892 Method for making nitrogen-potassium fertilizer containing calcium nitrate and products thereof Jan. 23, 2001
6171358 Calcium nitrate based fertilizer Jan. 9, 2001
6132484 Wet granulation method for generating fertilizer granules Oct. 17, 2000
6015445 Anti-caking solids Jan. 18, 2000
6001147 Unsymmetrical polyureaurethane fertilizer encapsulation Dec. 14, 1999
5997602 Aqueous fertilzer suspension containing at least phosphate ions and calcium or magnesium ions and a use of the suspension Dec. 7, 1999
5997599 Soil conditioning agglomerates containing cement kiln dust Dec. 7, 1999
5997601 Method for making moisture resistant calcium-containing particles Dec. 7, 1999
5980601 Anti-caking solids Nov. 9, 1999
5968222 Dust reduction agents for granular inorganic substances Oct. 19, 1999
5938813 Granular coated particles containing urea and metal nitrate, and process for making the same Aug. 17, 1999
5917110 Moisture-resistant calcium containing particles Jun. 29, 1999
5885319 System and method for processing effluvia gas to produce enriched fertilizer Mar. 23, 1999
5885320 Anti-caking process Mar. 23, 1999
5851260 Suspension fertilizer suitable for irrigation fertilization, and a process for its preparation Dec. 22, 1998
5846286 Method for removing NO.sub.x from a gas stream while producing an alkaline earth nitrate fertilizer composition Dec. 8, 1998
5603745 Agricultural composition and conditioning agent for reducing hygroscopicity and dust formation of fertilizers Feb. 18, 1997
5540748 Plant nutrient metal-bearing compositions Jul. 30, 1996
5538530 Method for safely disposing of propellant and explosive materials and for preparing fertilizer compositions Jul. 23, 1996
5538530 Method for safely disposing of propellant and explosive materials and for preparing fertilizer compositions Jul. 23, 1996
5435823 Calcium and magnesium based nitrogen fertilizer, process and eqiupment for its production Jul. 25, 1995
5266201 Process for the purification of aqueous solutions polluted by nitrate ions Nov. 30, 1993
5221313 Micronutrient delivery systems using hydrophilic polyacrylamides Jun. 22, 1993
5192356 Method and composition for treating split-shell crops Mar. 9, 1993

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