FI58110C - Foerfarande foer framstaellning av monokalciumfosfat och/eller dikalciumfosfat och anlaeggning foer genomfoering av foerfarandet - Google Patents
Foerfarande foer framstaellning av monokalciumfosfat och/eller dikalciumfosfat och anlaeggning foer genomfoering av foerfarandet Download PDFInfo
- Publication number
- FI58110C FI58110C FI750784A FI750784A FI58110C FI 58110 C FI58110 C FI 58110C FI 750784 A FI750784 A FI 750784A FI 750784 A FI750784 A FI 750784A FI 58110 C FI58110 C FI 58110C
- Authority
- FI
- Finland
- Prior art keywords
- reaction
- phosphoric acid
- process according
- product
- och
- Prior art date
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 60
- 238000006243 chemical reaction Methods 0.000 claims description 49
- 238000000034 method Methods 0.000 claims description 37
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 30
- 239000000047 product Substances 0.000 claims description 28
- 239000011575 calcium Substances 0.000 claims description 27
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 26
- 239000001506 calcium phosphate Substances 0.000 claims description 25
- YYRMJZQKEFZXMX-UHFFFAOYSA-L calcium bis(dihydrogenphosphate) Chemical compound [Ca+2].OP(O)([O-])=O.OP(O)([O-])=O YYRMJZQKEFZXMX-UHFFFAOYSA-L 0.000 claims description 14
- 235000019691 monocalcium phosphate Nutrition 0.000 claims description 14
- 229910000150 monocalcium phosphate Inorganic materials 0.000 claims description 14
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 13
- 239000000725 suspension Substances 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 12
- 235000019739 Dicalciumphosphate Nutrition 0.000 claims description 10
- 239000007795 chemical reaction product Substances 0.000 claims description 10
- 229910000390 dicalcium phosphate Inorganic materials 0.000 claims description 10
- 229940038472 dicalcium phosphate Drugs 0.000 claims description 10
- 239000011541 reaction mixture Substances 0.000 claims description 10
- 239000007900 aqueous suspension Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- 229910052791 calcium Inorganic materials 0.000 claims description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- FJDQFPXHSGXQBY-UHFFFAOYSA-L caesium carbonate Chemical compound [Cs+].[Cs+].[O-]C([O-])=O FJDQFPXHSGXQBY-UHFFFAOYSA-L 0.000 claims 1
- 229910000024 caesium carbonate Inorganic materials 0.000 claims 1
- FUFJGUQYACFECW-UHFFFAOYSA-L calcium hydrogenphosphate Chemical compound [Ca+2].OP([O-])([O-])=O FUFJGUQYACFECW-UHFFFAOYSA-L 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000001569 carbon dioxide Substances 0.000 claims 1
- 229910002092 carbon dioxide Inorganic materials 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 150000002500 ions Chemical class 0.000 claims 1
- 238000005469 granulation Methods 0.000 description 13
- 235000013339 cereals Nutrition 0.000 description 12
- 230000003179 granulation Effects 0.000 description 12
- 239000002253 acid Substances 0.000 description 11
- 235000010216 calcium carbonate Nutrition 0.000 description 10
- 229910019142 PO4 Inorganic materials 0.000 description 9
- NEFBYIFKOOEVPA-UHFFFAOYSA-K dicalcium phosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])([O-])=O NEFBYIFKOOEVPA-UHFFFAOYSA-K 0.000 description 9
- 235000021317 phosphate Nutrition 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 7
- 239000008187 granular material Substances 0.000 description 6
- 239000000376 reactant Substances 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 235000013312 flour Nutrition 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- 235000010755 mineral Nutrition 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 244000052616 bacterial pathogen Species 0.000 description 2
- 229940043430 calcium compound Drugs 0.000 description 2
- 150000001674 calcium compounds Chemical class 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- MTJGVAJYTOXFJH-UHFFFAOYSA-N 3-aminonaphthalene-1,5-disulfonic acid Chemical compound C1=CC=C(S(O)(=O)=O)C2=CC(N)=CC(S(O)(=O)=O)=C21 MTJGVAJYTOXFJH-UHFFFAOYSA-N 0.000 description 1
- 241001136792 Alle Species 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000467 phytic acid Substances 0.000 description 1
- 229940068041 phytic acid Drugs 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical class [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2405—Stationary reactors without moving elements inside provoking a turbulent flow of the reactants, such as in cyclones, or having a high Reynolds-number
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/20—Inorganic substances, e.g. oligoelements
- A23K20/26—Compounds containing phosphorus
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
- C01B25/322—Preparation by neutralisation of orthophosphoric acid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00162—Controlling or regulating processes controlling the pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00182—Controlling or regulating processes controlling the level of reactants in the reactor vessel
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Animal Husbandry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fodder In General (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Materials For Medical Uses (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
- Fertilizers (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Photoreceptors In Electrophotography (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO740984A NO132685C (en, 2012) | 1974-03-19 | 1974-03-19 | |
NO740984 | 1974-03-19 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI750784A7 FI750784A7 (en, 2012) | 1975-09-20 |
FI58110B FI58110B (fi) | 1980-08-29 |
FI58110C true FI58110C (fi) | 1980-12-10 |
Family
ID=19881520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI750784A FI58110C (fi) | 1974-03-19 | 1975-03-18 | Foerfarande foer framstaellning av monokalciumfosfat och/eller dikalciumfosfat och anlaeggning foer genomfoering av foerfarandet |
Country Status (22)
Country | Link |
---|---|
JP (1) | JPS50157299A (en, 2012) |
BE (1) | BE826881A (en, 2012) |
BR (1) | BR7501598A (en, 2012) |
CA (1) | CA1060631A (en, 2012) |
DD (1) | DD116205A5 (en, 2012) |
DE (1) | DE2512099B2 (en, 2012) |
DK (1) | DK109575A (en, 2012) |
EG (1) | EG11653A (en, 2012) |
ES (1) | ES435726A1 (en, 2012) |
FI (1) | FI58110C (en, 2012) |
FR (1) | FR2264775B1 (en, 2012) |
GB (1) | GB1497716A (en, 2012) |
HU (1) | HU170874B (en, 2012) |
IE (1) | IE40823B1 (en, 2012) |
IL (1) | IL46825A (en, 2012) |
IN (1) | IN140563B (en, 2012) |
IT (1) | IT1032330B (en, 2012) |
NL (1) | NL7503212A (en, 2012) |
NO (1) | NO132685C (en, 2012) |
SE (1) | SE406191C (en, 2012) |
TR (1) | TR18505A (en, 2012) |
YU (1) | YU61675A (en, 2012) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK137180B (da) * | 1975-10-10 | 1978-01-30 | Dansk Ind Syndikat | Fremgangsmåde til fremstilling af en pulver- eller granulatformet, ikke-støvende mineralstofblanding indeholdende calciumphosphater. |
JPS6182841A (ja) * | 1984-09-29 | 1986-04-26 | Agency Of Ind Science & Technol | リン除去剤 |
DE3510694A1 (de) * | 1985-03-23 | 1986-09-25 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von calciumhydrogenphosphat |
DE3515695C2 (de) * | 1985-05-02 | 1987-03-05 | Benckiser-Knapsack Gmbh, 6802 Ladenburg | Verfahren zur Herstellung von grobkörnigem Dicalciumphosphat-Dihydrat |
JPS6258958A (ja) * | 1985-09-10 | 1987-03-14 | Sanraku Inc | 粒状ミネラル混合飼料 |
DE4006734C1 (en, 2012) * | 1990-03-03 | 1991-07-25 | Benckiser-Knapsack Gmbh, 6802 Ladenburg, De | |
DE19623082C1 (de) * | 1996-06-10 | 1998-04-16 | Axel Bruckert | Verbessertes Monocalciumphosphatmonohydrat zur Verwendung als Futtermittelkomponente sowie ein Verfahren zu dessen Herstellung |
DE69734533D1 (de) * | 1997-07-08 | 2005-12-08 | Global Phosphates Pty Ltd | Verfahren zur herstellung eines monocalciumphosphat produkts |
NL1007622C2 (nl) * | 1997-11-26 | 1999-05-27 | Axel Bruckert | Verbeterd monocalciumfosfaat-monohydraat voor toepassing als voedermiddelcomponent alsmede een werkwijze voor de productie daarvan. |
RU2149828C1 (ru) * | 1999-07-01 | 2000-05-27 | Общество с ограниченной ответственностью "Эковита" | Способ получения кормового дикальцийфосфата |
DE102012215421B4 (de) | 2012-08-30 | 2019-08-29 | Centrum Für Angewandte Nanotechnologie (Can) Gmbh | Verfahren zur Herstellung von Kern/Schale-Nanopartikeln |
CN111003698B (zh) * | 2019-11-21 | 2025-03-11 | 江阴市星宇化工有限公司 | 一种高活性纳米级磷酸三钙生产反应釜及其使用方法 |
-
1974
- 1974-03-19 NO NO740984A patent/NO132685C/no unknown
-
1975
- 1975-03-11 GB GB10093/75A patent/GB1497716A/en not_active Expired
- 1975-03-11 IE IE526/75A patent/IE40823B1/xx unknown
- 1975-03-12 IN IN478/CAL/1975A patent/IN140563B/en unknown
- 1975-03-13 IL IL46825A patent/IL46825A/en unknown
- 1975-03-13 YU YU00616/75A patent/YU61675A/xx unknown
- 1975-03-17 SE SE7502984A patent/SE406191C/xx not_active IP Right Cessation
- 1975-03-17 IT IT48634/75A patent/IT1032330B/it active
- 1975-03-17 EG EG138/75A patent/EG11653A/xx active
- 1975-03-18 BR BR1598/75A patent/BR7501598A/pt unknown
- 1975-03-18 TR TR18505A patent/TR18505A/xx unknown
- 1975-03-18 FI FI750784A patent/FI58110C/fi not_active IP Right Cessation
- 1975-03-18 HU HU75NO00000190A patent/HU170874B/hu unknown
- 1975-03-18 NL NL7503212A patent/NL7503212A/xx not_active Application Discontinuation
- 1975-03-18 FR FR7508457A patent/FR2264775B1/fr not_active Expired
- 1975-03-18 CA CA222,335A patent/CA1060631A/en not_active Expired
- 1975-03-18 ES ES435726A patent/ES435726A1/es not_active Expired
- 1975-03-18 DK DK109575A patent/DK109575A/da not_active Application Discontinuation
- 1975-03-19 DD DD184872A patent/DD116205A5/xx unknown
- 1975-03-19 BE BE154503A patent/BE826881A/xx unknown
- 1975-03-19 DE DE2512099A patent/DE2512099B2/de active Granted
- 1975-03-19 JP JP50032497A patent/JPS50157299A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
BE826881A (fr) | 1975-07-16 |
FR2264775B1 (en, 2012) | 1977-07-22 |
DE2512099A1 (de) | 1975-09-25 |
IN140563B (en, 2012) | 1976-11-27 |
DD116205A5 (en, 2012) | 1975-11-12 |
FI750784A7 (en, 2012) | 1975-09-20 |
DE2512099C3 (en, 2012) | 1979-03-15 |
BR7501598A (pt) | 1975-12-16 |
IL46825A (en) | 1977-03-31 |
GB1497716A (en) | 1978-01-12 |
TR18505A (tr) | 1977-03-04 |
SE406191B (sv) | 1979-01-29 |
DE2512099B2 (de) | 1978-07-13 |
AU7910575A (en) | 1976-09-16 |
NL7503212A (nl) | 1975-09-23 |
DK109575A (en, 2012) | 1975-09-20 |
FI58110B (fi) | 1980-08-29 |
NO132685B (en, 2012) | 1975-09-08 |
JPS50157299A (en, 2012) | 1975-12-19 |
SE406191C (sv) | 1986-06-09 |
CA1060631A (en) | 1979-08-21 |
IE40823B1 (en) | 1979-08-29 |
YU61675A (en) | 1982-05-31 |
FR2264775A1 (en, 2012) | 1975-10-17 |
ES435726A1 (es) | 1977-01-16 |
IT1032330B (it) | 1979-05-30 |
HU170874B (hu) | 1977-09-28 |
EG11653A (en) | 1977-12-31 |
IL46825A0 (en) | 1975-05-22 |
IE40823L (en) | 1975-09-19 |
NO132685C (en, 2012) | 1977-05-24 |
SE7502984L (en, 2012) | 1975-09-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI58110C (fi) | Foerfarande foer framstaellning av monokalciumfosfat och/eller dikalciumfosfat och anlaeggning foer genomfoering av foerfarandet | |
EP0473644B1 (en) | Improved apparatus for a fast dissolving granular product | |
US4855071A (en) | Deicing compositions comprising alkaline earth or alkali metal carboxylates and processes for their production | |
CA2036731C (en) | Process for the production of granulated dicalcium phosphate dihydrate | |
US4028087A (en) | Fertilizer processes incorporating scrubbed flue gas sludge byproduct | |
US3467495A (en) | Preparation of calcium phosphates | |
US4166839A (en) | Method for producing calcium phosphates | |
EP0297137B1 (en) | Deicing compositions comprising alkaline earth or alkali metal carboxylates and processes for their production | |
US7207507B2 (en) | Process and apparatus for the granulation of sludges | |
KR910009598B1 (ko) | 입상 황산칼륨 및 그의 제조방법 | |
US2722472A (en) | Process for producing phosphate materials | |
US3852212A (en) | Method of producing hydrated sodium tripolyphosphate composition | |
EP4501434A1 (en) | Carbon dioxide fixation apparatus and carbon dioxide fixation method | |
US6723139B1 (en) | Method for recycling fine calcium fluoride powder | |
KR920003237B1 (ko) | 입상황산고토비료 및 그 제조법 | |
US4153441A (en) | Process for making magnesium potassium ammonium phosphate | |
EP0096063B1 (en) | Process for rapid conversion of fluoroanhydrite to gypsum | |
US4394358A (en) | Production of granular alkali metal diphosphates or triphosphates | |
US3527592A (en) | Process for manufacturing granular fertilizer | |
US2886426A (en) | Process for continuously manufacturing superphosphate | |
US2350575A (en) | Manufacture of aluminum sulphate products | |
US2849278A (en) | Metal value recovery from phosphate rock | |
CN1139536C (zh) | 一种磷酸氢钙湿法生产新工艺 | |
US2906602A (en) | Method of preparing calcium phosphates | |
PL100624B1 (pl) | Sposob wytwarzania stalego fosforanu amonowego |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: NORSK HYDRO A.S. |