CA1153926A - Supplements nutritifs a base d'uree granulee - Google Patents

Supplements nutritifs a base d'uree granulee

Info

Publication number: CA1153926A
Authority: CA; Canada
Prior art keywords: urea; calcium; phosphate; calcium sulphate; fertilizer
Prior art date: 1980-08-22
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA000358944A

Other languages

English (en)

Inventor

Kenneth R. Watkins

Michael L. Bolind

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

United States Gypsum Co

Original Assignee

United States Gypsum Co

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1980-08-22

Filing date

1980-08-22

Publication date

1983-09-20

1980-08-22 Application filed by United States Gypsum Co filed Critical United States Gypsum Co

1980-08-22 Priority to CA000358944A priority Critical patent/CA1153926A/fr

1983-09-20 Application granted granted Critical

1983-09-20 Publication of CA1153926A publication Critical patent/CA1153926A/fr

Status Expired legal-status Critical Current

Links

XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 88
239000004202 carbamide Substances 0.000 title claims abstract description 88
235000015872 dietary supplement Nutrition 0.000 title abstract description 6
239000000203 mixture Substances 0.000 claims abstract description 91
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims abstract description 54
241001465754 Metazoa Species 0.000 claims abstract description 23
239000001506 calcium phosphate Substances 0.000 claims abstract description 22
QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims abstract description 20
235000011132 calcium sulphate Nutrition 0.000 claims abstract description 19
239000001175 calcium sulphate Substances 0.000 claims abstract description 16
235000015097 nutrients Nutrition 0.000 claims abstract description 16
238000000034 method Methods 0.000 claims abstract description 14
239000011785 micronutrient Substances 0.000 claims abstract description 14
235000013369 micronutrients Nutrition 0.000 claims abstract description 14
239000006052 feed supplement Substances 0.000 claims abstract description 11
238000004519 manufacturing process Methods 0.000 claims abstract description 11
235000019731 tricalcium phosphate Nutrition 0.000 claims description 17
229910052925 anhydrite Inorganic materials 0.000 claims description 15
LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 14
229910019142 PO4 Inorganic materials 0.000 claims description 13
239000010452 phosphate Substances 0.000 claims description 13
ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 claims description 12
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 12
229910000391 tricalcium phosphate Inorganic materials 0.000 claims description 11
229940078499 tricalcium phosphate Drugs 0.000 claims description 11
238000002156 mixing Methods 0.000 claims description 10
229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 8
239000006012 monoammonium phosphate Substances 0.000 claims description 8
235000019837 monoammonium phosphate Nutrition 0.000 claims description 7
239000002245 particle Substances 0.000 claims description 5
239000000463 material Substances 0.000 abstract description 34
239000003337 fertilizer Substances 0.000 abstract description 30
239000008187 granular material Substances 0.000 abstract description 25
238000005056 compaction Methods 0.000 abstract description 15
239000013589 supplement Substances 0.000 abstract description 9
230000008569 process Effects 0.000 abstract description 7
235000011010 calcium phosphates Nutrition 0.000 abstract description 5
229910000389 calcium phosphate Inorganic materials 0.000 abstract description 4
XQTIWHSAQUFHIT-UHFFFAOYSA-L calcium;urea;sulfate Chemical compound [Ca+2].NC(N)=O.[O-]S([O-])(=O)=O XQTIWHSAQUFHIT-UHFFFAOYSA-L 0.000 abstract description 4
239000000654 additive Substances 0.000 abstract description 3
239000004460 silage Substances 0.000 abstract description 2
229960001714 calcium phosphate Drugs 0.000 abstract 2
230000006835 compression Effects 0.000 abstract 1
238000007906 compression Methods 0.000 abstract 1
238000009472 formulation Methods 0.000 description 51
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 32
239000004615 ingredient Substances 0.000 description 19
229910052757 nitrogen Inorganic materials 0.000 description 18
229910052602 gypsum Inorganic materials 0.000 description 17
239000010440 gypsum Substances 0.000 description 17
238000012545 processing Methods 0.000 description 17
239000011575 calcium Substances 0.000 description 12
235000021317 phosphate Nutrition 0.000 description 12
229910052717 sulfur Inorganic materials 0.000 description 12
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 11
229910052791 calcium Inorganic materials 0.000 description 11
XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 10
238000005469 granulation Methods 0.000 description 10
230000003179 granulation Effects 0.000 description 10
239000011593 sulfur Substances 0.000 description 10
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
239000000047 product Substances 0.000 description 9
238000003860 storage Methods 0.000 description 9
241000196324 Embryophyta Species 0.000 description 8
PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 8
239000003516 soil conditioner Substances 0.000 description 8
235000019739 Dicalciumphosphate Nutrition 0.000 description 5
-1 ammonium nitrate Chemical compound 0.000 description 5
NEFBYIFKOOEVPA-UHFFFAOYSA-K dicalcium phosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])([O-])=O NEFBYIFKOOEVPA-UHFFFAOYSA-K 0.000 description 5
229910000390 dicalcium phosphate Inorganic materials 0.000 description 5
229940038472 dicalcium phosphate Drugs 0.000 description 5
238000011156 evaluation Methods 0.000 description 5
230000035611 feeding Effects 0.000 description 5
229910052742 iron Inorganic materials 0.000 description 5
239000013522 chelant Substances 0.000 description 4
150000004683 dihydrates Chemical class 0.000 description 4
238000000227 grinding Methods 0.000 description 4
239000000843 powder Substances 0.000 description 4
230000000717 retained effect Effects 0.000 description 4
241000282849 Ruminantia Species 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 3
238000000576 coating method Methods 0.000 description 3
150000001875 compounds Chemical class 0.000 description 3
239000010949 copper Substances 0.000 description 3
230000000694 effects Effects 0.000 description 3
238000005755 formation reaction Methods 0.000 description 3
239000000155 melt Substances 0.000 description 3
102000004169 proteins and genes Human genes 0.000 description 3
108090000623 proteins and genes Proteins 0.000 description 3
239000002689 soil Substances 0.000 description 3
238000004856 soil analysis Methods 0.000 description 3
238000003892 spreading Methods 0.000 description 3
230000007480 spreading Effects 0.000 description 3
238000012360 testing method Methods 0.000 description 3
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
238000003556 assay Methods 0.000 description 2
230000004888 barrier function Effects 0.000 description 2
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
239000000920 calcium hydroxide Substances 0.000 description 2
235000011116 calcium hydroxide Nutrition 0.000 description 2
229910001861 calcium hydroxide Inorganic materials 0.000 description 2
230000008859 change Effects 0.000 description 2
229910052802 copper Inorganic materials 0.000 description 2
238000002425 crystallisation Methods 0.000 description 2
230000008025 crystallization Effects 0.000 description 2
238000001035 drying Methods 0.000 description 2
239000011777 magnesium Substances 0.000 description 2
238000002844 melting Methods 0.000 description 2
230000008018 melting Effects 0.000 description 2
239000002367 phosphate rock Substances 0.000 description 2
150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
239000011505 plaster Substances 0.000 description 2
230000004044 response Effects 0.000 description 2
239000011435 rock Substances 0.000 description 2
150000003839 salts Chemical class 0.000 description 2
229910021653 sulphate ion Inorganic materials 0.000 description 2
235000010384 tocopherol Nutrition 0.000 description 2
238000009736 wetting Methods 0.000 description 2
239000011701 zinc Substances 0.000 description 2
229910052725 zinc Inorganic materials 0.000 description 2
PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
239000004254 Ammonium phosphate Substances 0.000 description 1
ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
241000283690 Bos taurus Species 0.000 description 1
244000025254 Cannabis sativa Species 0.000 description 1
KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
239000005569 Iron sulphate Substances 0.000 description 1
241000209082 Lolium Species 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
241000209049 Poa pratensis Species 0.000 description 1
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical group OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
229920001807 Urea-formaldehyde Polymers 0.000 description 1
DZHMRSPXDUUJER-UHFFFAOYSA-N [amino(hydroxy)methylidene]azanium;dihydrogen phosphate Chemical compound NC(N)=O.OP(O)(O)=O DZHMRSPXDUUJER-UHFFFAOYSA-N 0.000 description 1
239000011149 active material Substances 0.000 description 1
230000002730 additional effect Effects 0.000 description 1
230000004075 alteration Effects 0.000 description 1
229910000147 aluminium phosphate Inorganic materials 0.000 description 1
150000001413 amino acids Chemical class 0.000 description 1
229910021529 ammonia Inorganic materials 0.000 description 1
ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical class [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 description 1
235000019289 ammonium phosphates Nutrition 0.000 description 1
150000003863 ammonium salts Chemical class 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
230000003416 augmentation Effects 0.000 description 1
RNQJSXDFEPMSKK-UHFFFAOYSA-N azanium;dihydrogen phosphate;urea Chemical compound [NH4+].NC(N)=O.OP(O)([O-])=O RNQJSXDFEPMSKK-UHFFFAOYSA-N 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
230000000903 blocking effect Effects 0.000 description 1
229910052796 boron Inorganic materials 0.000 description 1
238000001354 calcination Methods 0.000 description 1
YYRMJZQKEFZXMX-UHFFFAOYSA-L calcium bis(dihydrogenphosphate) Chemical compound [Ca+2].OP(O)([O-])=O.OP(O)([O-])=O YYRMJZQKEFZXMX-UHFFFAOYSA-L 0.000 description 1
FUFJGUQYACFECW-UHFFFAOYSA-L calcium hydrogenphosphate Chemical compound [Ca+2].OP([O-])([O-])=O FUFJGUQYACFECW-UHFFFAOYSA-L 0.000 description 1
YYRMJZQKEFZXMX-UHFFFAOYSA-N calcium;phosphoric acid Chemical class [Ca+2].OP(O)(O)=O.OP(O)(O)=O YYRMJZQKEFZXMX-UHFFFAOYSA-N 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
210000003763 chloroplast Anatomy 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
239000012612 commercial material Substances 0.000 description 1
230000009918 complex formation Effects 0.000 description 1
150000004695 complexes Chemical class 0.000 description 1
230000003750 conditioning effect Effects 0.000 description 1
ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
239000013078 crystal Substances 0.000 description 1
238000005520 cutting process Methods 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
229940116349 dibasic ammonium phosphate Drugs 0.000 description 1
235000019700 dicalcium phosphate Nutrition 0.000 description 1
229940095079 dicalcium phosphate anhydrous Drugs 0.000 description 1
230000037213 diet Effects 0.000 description 1
235000005911 diet Nutrition 0.000 description 1
239000003085 diluting agent Substances 0.000 description 1
239000002270 dispersing agent Substances 0.000 description 1
238000009826 distribution Methods 0.000 description 1
239000003814 drug Substances 0.000 description 1
229940079593 drug Drugs 0.000 description 1
238000010410 dusting Methods 0.000 description 1
RAQDACVRFCEPDA-UHFFFAOYSA-L ferrous carbonate Chemical compound [Fe+2].[O-]C([O-])=O RAQDACVRFCEPDA-UHFFFAOYSA-L 0.000 description 1
239000000945 filler Substances 0.000 description 1
239000008240 homogeneous mixture Substances 0.000 description 1
BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
208000006278 hypochromic anemia Diseases 0.000 description 1
150000007529 inorganic bases Chemical group 0.000 description 1
230000003993 interaction Effects 0.000 description 1
DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
239000007788 liquid Substances 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
239000011572 manganese Substances 0.000 description 1
239000011702 manganese sulphate Substances 0.000 description 1
235000007079 manganese sulphate Nutrition 0.000 description 1
SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 1
238000005259 measurement Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
239000011733 molybdenum Substances 0.000 description 1
229910000150 monocalcium phosphate Inorganic materials 0.000 description 1
235000019691 monocalcium phosphate Nutrition 0.000 description 1
239000008188 pellet Substances 0.000 description 1
238000005453 pelletization Methods 0.000 description 1
239000004033 plastic Substances 0.000 description 1
239000011591 potassium Substances 0.000 description 1
229910052700 potassium Inorganic materials 0.000 description 1
OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
229910052939 potassium sulfate Inorganic materials 0.000 description 1
239000001120 potassium sulphate Substances 0.000 description 1
235000011151 potassium sulphates Nutrition 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
230000002265 prevention Effects 0.000 description 1
238000005070 sampling Methods 0.000 description 1
239000008107 starch Substances 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000002426 superphosphate Substances 0.000 description 1
239000004094 surface-active agent Substances 0.000 description 1
230000001988 toxicity Effects 0.000 description 1
231100000419 toxicity Toxicity 0.000 description 1
230000004584 weight gain Effects 0.000 description 1
235000019786 weight gain Nutrition 0.000 description 1
238000004383 yellowing Methods 0.000 description 1
NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
239000011686 zinc sulphate Substances 0.000 description 1
235000009529 zinc sulphate Nutrition 0.000 description 1

Landscapes

Fertilizers (AREA)

CA000358944A 1980-08-22 1980-08-22 Supplements nutritifs a base d'uree granulee Expired CA1153926A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000358944A CA1153926A (fr)	1980-08-22	1980-08-22	Supplements nutritifs a base d'uree granulee

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000358944A CA1153926A (fr)	1980-08-22	1980-08-22	Supplements nutritifs a base d'uree granulee

Publications (1)

Publication Number	Publication Date
CA1153926A true CA1153926A (fr)	1983-09-20

Family

ID=4117726

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000358944A Expired CA1153926A (fr)	1980-08-22	1980-08-22	Supplements nutritifs a base d'uree granulee

Country Status (1)

Country	Link
CA (1)	CA1153926A (fr)

1980
- 1980-08-22 CA CA000358944A patent/CA1153926A/fr not_active Expired

Legal Events

Date	Code	Title	Description
2000-09-20	MKEX	Expiry

Publication	Publication Date	Title
US4283423A (en)	1981-08-11	Free-flowing granular urea nutrient supplements
US10988419B2 (en)	2021-04-27	Binders for the granulation of fertilizers
EP3625195B1 (fr)	2025-07-02	Compositions d'engrais anti-mottant
US12110258B2 (en)	2024-10-08	Coated fertilizer containing urease inhibitor
US4321078A (en)	1982-03-23	Slow release fertilizer composition
US20230087719A1 (en)	2023-03-23	Slow-release potassium and sulfur fertilizer and methods for making same
EP3891111A1 (fr)	2021-10-13	Engrais contenant du sulfate de calcium-urée et procédés de production et d'utilisation de ceux-ci
AU642201B2 (en)	1993-10-14	Micronutrient fertilizer composition
CA2345623C (fr)	2007-05-01	Compositions nutritives ameliorees pour sols et methodes d'utilisation
AU2020358923B2 (en)	2025-12-18	Urea calcium sulfate granules and methods for producing and using the same
AU2006207886A1 (en)	2007-04-19	Fertiliser
EP4126794B1 (fr)	2026-01-28	Engrais à base d'urée enrobé de zinc
US20230227376A1 (en)	2023-07-20	Methods for producing urea calcium sulfate from moist phosphogypsum
US20260035313A1 (en)	2026-02-05	Complex fertilizer comprising nitrogen, phosphorous, and sulfur encapsulated within secondary calcium and magnesium nutrients
WO2004021801A1 (fr)	2004-03-18	Blocs a lecher de complements alimentaires pour animaux
US20240051894A1 (en)	2024-02-15	Acidified npkscl fertilizer granules for fertigation
WO2022144683A1 (fr)	2022-07-07	Granulés d'engrais contenant du phosphogypse
US20260015294A1 (en)	2026-01-15	Fertilizer comprising immediate- and slow-release agents in soil complex nutrients
PL236496B1 (pl)	2021-01-25	Sposób wytwarzania granulowanego nawozu gipsowego
JPH0470276B2 (fr)	1992-11-10
JPS6016399B2 (ja)	1985-04-25	土壌改良材を兼ねたスラグ質りん酸肥料の製造方法
US3328160A (en)	1967-06-27	Metallurgical lining slag
EP4619362A1 (fr)	2025-09-24	Intégration de nitrate d'ammonium et de calcium et de sulfate d'ammonium pour un complexe nutritif sûr et stable
US20220259116A1 (en)	2022-08-18	Urea phosphate calcium sulfate granules and methods for producing and using the same
EP4619361A1 (fr)	2025-09-24	Procédé de préparation multiphase d'engrais minéral complexe à partir de roche phosphatée et d'acide nitrique