DE3035845C2 - Verfahren und Vorrichtung zur Herstellung von Mikrokugeln durch interne Gelierung von Mischfeed-Tropfen - Google Patents
Verfahren und Vorrichtung zur Herstellung von Mikrokugeln durch interne Gelierung von Mischfeed-TropfenInfo
- Publication number
- DE3035845C2 DE3035845C2 DE3035845A DE3035845A DE3035845C2 DE 3035845 C2 DE3035845 C2 DE 3035845C2 DE 3035845 A DE3035845 A DE 3035845A DE 3035845 A DE3035845 A DE 3035845A DE 3035845 C2 DE3035845 C2 DE 3035845C2
- Authority
- DE
- Germany
- Prior art keywords
- mixed feed
- cavity resonator
- microwave
- drops
- microspheres
- Prior art date
- 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
Links
- 238000000034 method Methods 0.000 title claims description 17
- 239000004005 microsphere Substances 0.000 title claims description 17
- 238000001879 gelation Methods 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 239000004033 plastic Substances 0.000 claims description 18
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 12
- 239000012527 feed solution Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 6
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 6
- 238000011282 treatment Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 230000005684 electric field Effects 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 229910052755 nonmetal Inorganic materials 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 239000011325 microbead Substances 0.000 description 5
- 239000003758 nuclear fuel Substances 0.000 description 5
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002209 hydrophobic effect Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 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
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000002276 dielectric drying Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 229910001960 metal nitrate Inorganic materials 0.000 description 1
- ZQPKENGPMDNVKK-UHFFFAOYSA-N nitric acid;plutonium Chemical compound [Pu].O[N+]([O-])=O ZQPKENGPMDNVKK-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- WJWSFWHDKPKKES-UHFFFAOYSA-N plutonium uranium Chemical compound [U].[Pu] WJWSFWHDKPKKES-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 229910002007 uranyl nitrate Inorganic materials 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/80—Apparatus for specific applications
- H05B6/802—Apparatus for specific applications for heating fluids
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
- B01J2/06—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a liquid medium
- B01J2/08—Gelation of a colloidal solution
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Dispersion Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Glanulating (AREA)
- Constitution Of High-Frequency Heating (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3035845A DE3035845C2 (de) | 1980-09-23 | 1980-09-23 | Verfahren und Vorrichtung zur Herstellung von Mikrokugeln durch interne Gelierung von Mischfeed-Tropfen |
| US06/217,741 US4431164A (en) | 1980-09-23 | 1980-12-18 | Process and apparatus for producing microspheres |
| EP81106882A EP0048360B1 (de) | 1980-09-23 | 1981-09-03 | Verfahren und Vorrichtung zur Herstellung von Mikrokugeln durch interne Gelierung von Mischfeed-Tropfen |
| CA000385634A CA1156008A (en) | 1980-09-23 | 1981-09-10 | Process and apparatus for producing microspheres |
| JP56146472A JPS57119823A (en) | 1980-09-23 | 1981-09-18 | Device and method of manufacturing minute sphere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3035845A DE3035845C2 (de) | 1980-09-23 | 1980-09-23 | Verfahren und Vorrichtung zur Herstellung von Mikrokugeln durch interne Gelierung von Mischfeed-Tropfen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3035845A1 DE3035845A1 (de) | 1982-04-01 |
| DE3035845C2 true DE3035845C2 (de) | 1986-05-22 |
Family
ID=6112654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3035845A Expired DE3035845C2 (de) | 1980-09-23 | 1980-09-23 | Verfahren und Vorrichtung zur Herstellung von Mikrokugeln durch interne Gelierung von Mischfeed-Tropfen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4431164A (enExample) |
| EP (1) | EP0048360B1 (enExample) |
| JP (1) | JPS57119823A (enExample) |
| CA (1) | CA1156008A (enExample) |
| DE (1) | DE3035845C2 (enExample) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3142356A1 (de) * | 1981-10-26 | 1983-05-11 | Alkem Gmbh, 6450 Hanau | "verfahren zum endkonditionieren von radioaktivem und/oder toxischem abfall" |
| GB8614566D0 (en) * | 1986-06-16 | 1986-07-23 | Ici Plc | Spraying |
| DE3632396A1 (de) * | 1986-09-24 | 1988-03-31 | Hoechst Ag | Verfahren zur herstellung von metalloxiden oder metallmischoxiden |
| US4753675A (en) * | 1986-10-17 | 1988-06-28 | Ovonic Synthetic Materials, Inc. | Method of preparing a magnetic material |
| WO1988005035A1 (en) * | 1986-12-30 | 1988-07-14 | Hallsworth & Associates Pty. Limited | Improvements in or relating to the formation of metal alkoxides and metal powders by the use of microwave radiation |
| JP2777131B2 (ja) * | 1987-11-09 | 1998-07-16 | 旭精工株式会社 | 回転運動を直線運動に変換する機構 |
| DE4012197C2 (de) * | 1990-04-14 | 1994-08-18 | Heraeus Gmbh W C | Verfahren zur Herstellung teilchenförmigen Metalls und Vorrichtung zur Durchführung des Verfahrens |
| US5154899A (en) * | 1991-06-28 | 1992-10-13 | Sturcken Edward F | Metal recovery from porous materials |
| US5324485A (en) * | 1992-08-12 | 1994-06-28 | Martin Marietta Energy Systems, Inc. | Microwave applicator for in-drum processing of radioactive waste slurry |
| JP3462562B2 (ja) * | 1994-04-14 | 2003-11-05 | 日本原子力研究所 | ゲル粒子製造方法及び装置 |
| DE19602525A1 (de) * | 1996-01-25 | 1997-08-07 | Starck H C Gmbh Co Kg | Sphärische Keramikformkörper, Verfahren zu ihrer Herstellung sowie deren Verwendung |
| US5653775A (en) * | 1996-01-26 | 1997-08-05 | Minnesota Mining And Manufacturing Company | Microwave sintering of sol-gel derived abrasive grain |
| AU7119398A (en) * | 1997-04-16 | 1998-11-11 | Mohammad W. Katoot | Method and composition for targeted delivery of compounds |
| US6881482B2 (en) * | 2001-08-16 | 2005-04-19 | Southwest Research Institute | Microencapsulation using electromagnetic energy and core and shell materials with different dielectric constants and dissipation factors |
| DE20113222U1 (de) * | 2001-08-21 | 2001-11-15 | Truplast Kunststofftechnik GmbH, 35428 Langgöns | Schlauchleitung mit Muffe |
| JP4334316B2 (ja) * | 2003-10-16 | 2009-09-30 | 原子燃料工業株式会社 | 重ウラン酸アンモニウム粒子製造装置 |
| NL2000448C2 (nl) * | 2006-03-21 | 2010-09-13 | Sonder Food Systems B V | Inrichting voor het pasteuriseren van een massa voedingswaar. |
| CN102188932B (zh) * | 2011-01-20 | 2012-12-12 | 张志勤 | 连续形成球体的方法及用于该方法的成形装置 |
| JP6241842B2 (ja) * | 2013-08-30 | 2017-12-06 | 国立研究開発法人産業技術総合研究所 | 化学物質合成装置及び化学物質合成方法 |
| EP3287213A1 (en) * | 2016-08-23 | 2018-02-28 | Paul Scherrer Institut | Aqueous additive production method for the fabrication of ceramic and/or metallic bodies |
| CN209712259U (zh) | 2018-06-21 | 2019-12-03 | 革新（厦门）运动器材有限公司 | 一种折叠床 |
| CN209315344U (zh) | 2018-06-21 | 2019-08-30 | 革新（厦门）运动器材有限公司 | 一种可折叠的床架 |
| CN108618459A (zh) | 2018-06-21 | 2018-10-09 | 革新（厦门）运动器材有限公司 | 一种折叠床架 |
| CN209712260U (zh) | 2018-06-21 | 2019-12-03 | 革新（厦门）运动器材有限公司 | 一种折叠床架 |
| CN108618458A (zh) | 2018-06-21 | 2018-10-09 | 革新（厦门）运动器材有限公司 | 一种折叠床架 |
| CN210144265U (zh) | 2018-06-21 | 2020-03-17 | 革新（厦门）运动器材有限公司 | 一种折叠床架 |
| EP3895794A1 (en) * | 2020-04-15 | 2021-10-20 | HighFly Therapeutics (HK) Limited | Method and system of producing hydrogel microspheres |
| JP2022059529A (ja) * | 2020-10-01 | 2022-04-13 | マイクロ波化学株式会社 | マイクロ波処理装置、及びマイクロ波処理方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3518328A (en) * | 1967-03-21 | 1970-06-30 | Grace W R & Co | Process for preparing microspheres of uranium,plutonium or thorium carbide |
| US3617584A (en) * | 1967-07-26 | 1971-11-02 | Grace W R & Co | Process for forming uniform microspheres |
| GB1407978A (en) * | 1971-09-29 | 1975-10-01 | Atomic Energy Authority Uk | Production of cermaic microspheres |
| US4184976A (en) * | 1973-05-08 | 1980-01-22 | Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung | Method of making metallic oxide or carbide particles |
| IT1051330B (it) * | 1974-12-16 | 1981-04-21 | Hobeg Hochtemperaturreaktor | Procedimento per la fabbricazione di particelle sferiche di combusti bile e fertilizzante nucleare |
| AT366845B (de) * | 1977-05-24 | 1982-05-10 | Oesterr Forsch Seibersdorf | Verfahren zur herstellung von sphaerischen kernbrennstoffteilchen |
| AT349402B (de) * | 1977-05-24 | 1979-04-10 | Oesterr Studien Atomenergie | Verfahren zur herstellung von festen teilchen |
| AT351474B (de) * | 1977-05-24 | 1979-07-25 | Oesterr Studien Atomenergie | Vorrichtung und verfahren zur herstellung fester teilchen |
| DE2753503B1 (de) * | 1977-12-01 | 1978-12-14 | Kernforschungsanlage Juelich | Verfahren und Vorrichtung zur Herstellung von untereinander gleichen kugelfoermigen Brenn- und/oder Brutstoffpartikeln |
| US4242220A (en) * | 1978-07-31 | 1980-12-30 | Gentaku Sato | Waste disposal method using microwaves |
-
1980
- 1980-09-23 DE DE3035845A patent/DE3035845C2/de not_active Expired
- 1980-12-18 US US06/217,741 patent/US4431164A/en not_active Expired - Fee Related
-
1981
- 1981-09-03 EP EP81106882A patent/EP0048360B1/de not_active Expired
- 1981-09-10 CA CA000385634A patent/CA1156008A/en not_active Expired
- 1981-09-18 JP JP56146472A patent/JPS57119823A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57119823A (en) | 1982-07-26 |
| EP0048360A1 (de) | 1982-03-31 |
| JPH0133215B2 (enExample) | 1989-07-12 |
| EP0048360B1 (de) | 1984-10-24 |
| US4431164A (en) | 1984-02-14 |
| DE3035845A1 (de) | 1982-04-01 |
| CA1156008A (en) | 1983-11-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: REINLAENDER, C., DIPL.-ING. DR.-ING., PAT.-ANW., 8000 MUENCHEN |
|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: PAUL SCHERRER INSTITUT, VILLIGEN, CH |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: POPP, E., DIPL.-ING.DIPL.-WIRTSCH.-ING.DR.RER.POL. SAJDA, W., DIPL.-PHYS. REINLAENDER, C., DIPL.-ING. DR.-ING. BOHNENBERGER, J., DIPL.-ING.DR.PHIL.NAT., 80538 MUENCHEN BOLTE, E., DIPL.-ING. MOELLER, F., DIPL.-ING., PAT.-ANWAELTE, 28209 BREMEN |
|
| 8339 | Ceased/non-payment of the annual fee |