JP5868314B2 - 変性ゼオライトｙ及びその製法並びにその用途 - Google Patents
変性ゼオライトｙ及びその製法並びにその用途 Download PDFInfo
- Publication number
- JP5868314B2 JP5868314B2 JP2012508624A JP2012508624A JP5868314B2 JP 5868314 B2 JP5868314 B2 JP 5868314B2 JP 2012508624 A JP2012508624 A JP 2012508624A JP 2012508624 A JP2012508624 A JP 2012508624A JP 5868314 B2 JP5868314 B2 JP 5868314B2
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- JP
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- Prior art keywords
- zeolite
- water vapor
- partial pressure
- temperature
- bar
- 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.)
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- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical class O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 title claims description 70
- 238000004519 manufacturing process Methods 0.000 title description 2
- 239000010457 zeolite Substances 0.000 claims description 65
- 229910021536 Zeolite Inorganic materials 0.000 claims description 60
- 238000000034 method Methods 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 15
- 238000002329 infrared spectrum Methods 0.000 claims description 13
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 10
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- 238000001354 calcination Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 2
- 125000001997 phenyl group Chemical class [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 238000005342 ion exchange Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000002156 adsorbate Substances 0.000 description 2
- UHOVQNZJYSORNB-MZWXYZOWSA-N benzene-d6 Chemical compound [2H]C1=C([2H])C([2H])=C([2H])C([2H])=C1[2H] UHOVQNZJYSORNB-MZWXYZOWSA-N 0.000 description 2
- 150000001555 benzenes Chemical class 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004438 BET method Methods 0.000 description 1
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- DGJPPCSCQOIWCP-UHFFFAOYSA-N cadmium mercury Chemical compound [Cd].[Hg] DGJPPCSCQOIWCP-UHFFFAOYSA-N 0.000 description 1
- 238000004517 catalytic hydrocracking Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000012013 faujasite Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002459 porosimetry Methods 0.000 description 1
- 229910001414 potassium ion Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000003075 superhydrophobic effect Effects 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- 238000010998 test method Methods 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/3078—Thermal treatment, e.g. calcining or pyrolizing
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
- B01J29/084—Y-type faujasite
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/18—Synthetic zeolitic molecular sieves
- B01J20/186—Chemical treatments in view of modifying the properties of the sieve, e.g. increasing the stability or the activity, also decreasing the activity
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
- C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
- C01B39/026—After-treatment
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
- C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
- C01B39/20—Faujasite type, e.g. type X or Y
- C01B39/24—Type Y
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/12—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
- C07C7/13—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers by molecular-sieve technique
-
- 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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/42—Materials comprising a mixture of inorganic materials
-
- 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
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/10—After treatment, characterised by the effect to be obtained
- B01J2229/16—After treatment, characterised by the effect to be obtained to increase the Si/Al ratio; Dealumination
-
- 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
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/30—After treatment, characterised by the means used
- B01J2229/36—Steaming
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Crystallography & Structural Chemistry (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17369809P | 2009-04-29 | 2009-04-29 | |
| US61/173,698 | 2009-04-29 | ||
| PCT/US2010/032691 WO2010126955A1 (en) | 2009-04-29 | 2010-04-28 | Zeolite y |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015122911A Division JP2015172000A (ja) | 2009-04-29 | 2015-06-18 | ゼオライトｙ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2012525320A JP2012525320A (ja) | 2012-10-22 |
| JP2012525320A5 JP2012525320A5 (cg-RX-API-DMAC7.html) | 2012-12-20 |
| JP5868314B2 true JP5868314B2 (ja) | 2016-02-24 |
Family
ID=43030492
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012508624A Active JP5868314B2 (ja) | 2009-04-29 | 2010-04-28 | 変性ゼオライトｙ及びその製法並びにその用途 |
| JP2015122911A Withdrawn JP2015172000A (ja) | 2009-04-29 | 2015-06-18 | ゼオライトｙ |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015122911A Withdrawn JP2015172000A (ja) | 2009-04-29 | 2015-06-18 | ゼオライトｙ |
Country Status (13)
| Country | Link |
|---|---|
| US (2) | US20100278723A1 (cg-RX-API-DMAC7.html) |
| EP (1) | EP2424661B1 (cg-RX-API-DMAC7.html) |
| JP (2) | JP5868314B2 (cg-RX-API-DMAC7.html) |
| KR (1) | KR101728563B1 (cg-RX-API-DMAC7.html) |
| CN (2) | CN102413929A (cg-RX-API-DMAC7.html) |
| BR (1) | BRPI1014350B1 (cg-RX-API-DMAC7.html) |
| CA (1) | CA2760181C (cg-RX-API-DMAC7.html) |
| DK (1) | DK2424661T3 (cg-RX-API-DMAC7.html) |
| RU (1) | RU2487756C1 (cg-RX-API-DMAC7.html) |
| SG (1) | SG175067A1 (cg-RX-API-DMAC7.html) |
| UA (1) | UA99993C2 (cg-RX-API-DMAC7.html) |
| WO (1) | WO2010126955A1 (cg-RX-API-DMAC7.html) |
| ZA (1) | ZA201106589B (cg-RX-API-DMAC7.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IN2014CN04670A (cg-RX-API-DMAC7.html) | 2011-12-23 | 2015-09-18 | Shell Int Research | |
| AU2014253496B2 (en) * | 2013-10-22 | 2018-10-18 | China Petroleum & Chemical Corporation | A metal modified Y zeolite, its preparation and use |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3130007A (en) | 1961-05-12 | 1964-04-21 | Union Carbide Corp | Crystalline zeolite y |
| US4085069A (en) | 1976-08-27 | 1978-04-18 | Filtrol Corporation | Hydrothermally stable catalysts containing ammonium faujasite zeolites |
| US4331694A (en) * | 1978-12-26 | 1982-05-25 | Union Carbide Corporation | Removal of caffeine by selective adsorption using zeolite adsorbents |
| CA1141229A (en) * | 1978-12-26 | 1983-02-15 | Thomas P.J. Izod | Removal of caffeine by selective adsorption using zeolite adsorbents |
| JPS5714132A (en) | 1980-06-30 | 1982-01-25 | Toshiba Corp | Electronic range |
| JPS5622624A (en) * | 1980-08-01 | 1981-03-03 | Union Oil Co | Manufacture of hottwaterrstable and ammoniaastable y zeolite composition |
| EP0140608B1 (en) * | 1983-10-13 | 1987-04-08 | Mobil Oil Corporation | Catalyst and process for hydrocracking and dewaxing hydrocarbon oils |
| SE8602341D0 (sv) * | 1986-05-22 | 1986-05-22 | Eka Nobel Ab | Sett att framstella en modifierad zeolit y |
| GB8613131D0 (en) | 1986-05-30 | 1986-07-02 | Shell Int Research | Hydrocarbon conversion |
| GB8613132D0 (en) | 1986-05-30 | 1986-07-02 | Shell Int Research | Hydrocarbon conversion catalysts |
| GB8708961D0 (en) * | 1987-04-14 | 1987-05-20 | Shell Int Research | Preparation of modified zeolites |
| DE4202671A1 (de) * | 1991-05-27 | 1992-12-03 | Degussa | Formkoerper enthaltend dealuminierten zeolith y und das verfahren zu ihrer herstellung |
| US5240889A (en) * | 1991-07-12 | 1993-08-31 | Union Oil Company Of California | Hydrated alkylation catalyst |
| JP2549332B2 (ja) * | 1991-12-28 | 1996-10-30 | 株式会社コスモ総合研究所 | 結晶性アルミノケイ酸塩の製造方法 |
| US5435987A (en) | 1993-07-22 | 1995-07-25 | Pq Corporation | Process for preparing ammonium zeolites of low alkali metal content |
| US5601798A (en) * | 1993-09-07 | 1997-02-11 | Pq Corporation | Process for preparing zeolite Y with increased mesopore volume |
| US6284218B1 (en) * | 1998-09-23 | 2001-09-04 | Indian Oil Corporation Limited | Process for preparing an hydrothermally stable, large crystallite sized, highly crystallite sized, highly crystalline synthetic faujasite zeolite |
| US6110258A (en) * | 1998-10-06 | 2000-08-29 | Matheson Tri-Gas, Inc. | Methods for removal of water from gases using superheated zeolites |
| AU760285B2 (en) * | 1999-03-03 | 2003-05-08 | Pq Holding, Inc. | Process for preparing a modified zeolite |
| US7084087B2 (en) * | 1999-09-07 | 2006-08-01 | Abb Lummus Global Inc. | Zeolite composite, method for making and catalytic application thereof |
| EP1199101A3 (en) * | 2000-10-19 | 2003-12-17 | The Boc Group, Inc. | Methods for preparing shaped sorbent |
| CN1108356C (zh) * | 2000-10-26 | 2003-05-14 | 中国石油化工股份有限公司 | 一种高活性高中油性加氢裂化催化剂及其制备方法 |
| US6902664B2 (en) * | 2002-11-08 | 2005-06-07 | Chevron U.S.A. Inc. | Extremely low acidity USY and homogeneous, amorphous silica-alumina hydrocracking catalyst and process |
| US6860986B2 (en) * | 2002-11-08 | 2005-03-01 | Chevron U.S.A. Inc. | Extremely low acidity ultrastable Y zeolite catalyst composition and process |
| US7192900B2 (en) * | 2002-11-27 | 2007-03-20 | Shell Oil Company | Hydrocracking catalyst |
| WO2004050548A2 (en) | 2002-11-27 | 2004-06-17 | Pq Holding, Inc. | High surface area zeolites and methods for preparation and use thereof |
| JP2007526119A (ja) | 2004-03-03 | 2007-09-13 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 触媒担体と触媒組成物、それらの調製方法およびそれらの使用方法 |
| US20090283443A1 (en) * | 2005-09-12 | 2009-11-19 | Catalysts & Chemicals Industries Co., Ltd. | Catalytic composition for hydrotreating of hydrocarbons and method for hydrotreating |
| TWI433829B (zh) * | 2007-01-26 | 2014-04-11 | Albemarle Netherlands Bv | 使用含稀土元素之沸石及氫化金屬之催化劑的烷化法 |
-
2010
- 2010-04-28 CN CN2010800181098A patent/CN102413929A/zh active Pending
- 2010-04-28 KR KR1020117023472A patent/KR101728563B1/ko active Active
- 2010-04-28 JP JP2012508624A patent/JP5868314B2/ja active Active
- 2010-04-28 SG SG2011072501A patent/SG175067A1/en unknown
- 2010-04-28 CA CA2760181A patent/CA2760181C/en active Active
- 2010-04-28 EP EP10770236.7A patent/EP2424661B1/en active Active
- 2010-04-28 US US12/768,969 patent/US20100278723A1/en not_active Abandoned
- 2010-04-28 RU RU2011148365/04A patent/RU2487756C1/ru active
- 2010-04-28 BR BRPI1014350-5A patent/BRPI1014350B1/pt active IP Right Grant
- 2010-04-28 CN CN201610238097.9A patent/CN105854792B/zh active Active
- 2010-04-28 DK DK10770236.7T patent/DK2424661T3/da active
- 2010-04-28 UA UAA201114063A patent/UA99993C2/uk unknown
- 2010-04-28 WO PCT/US2010/032691 patent/WO2010126955A1/en not_active Ceased
-
2011
- 2011-09-08 ZA ZA2011/06589A patent/ZA201106589B/en unknown
-
2014
- 2014-01-16 US US14/157,022 patent/US9308521B2/en active Active
-
2015
- 2015-06-18 JP JP2015122911A patent/JP2015172000A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP2424661A4 (en) | 2014-01-22 |
| ZA201106589B (en) | 2012-11-28 |
| US20100278723A1 (en) | 2010-11-04 |
| JP2015172000A (ja) | 2015-10-01 |
| SG175067A1 (en) | 2011-11-28 |
| DK2424661T3 (da) | 2021-03-08 |
| KR20120022758A (ko) | 2012-03-12 |
| RU2011148365A (ru) | 2013-06-10 |
| EP2424661A1 (en) | 2012-03-07 |
| BRPI1014350A2 (pt) | 2020-07-14 |
| CA2760181A1 (en) | 2010-11-04 |
| CA2760181C (en) | 2016-12-20 |
| RU2487756C1 (ru) | 2013-07-20 |
| CN105854792A (zh) | 2016-08-17 |
| US20140135560A1 (en) | 2014-05-15 |
| WO2010126955A1 (en) | 2010-11-04 |
| KR101728563B1 (ko) | 2017-04-19 |
| JP2012525320A (ja) | 2012-10-22 |
| US9308521B2 (en) | 2016-04-12 |
| BRPI1014350B1 (pt) | 2021-02-09 |
| UA99993C2 (en) | 2012-10-25 |
| EP2424661B1 (en) | 2020-12-16 |
| CN102413929A (zh) | 2012-04-11 |
| CN105854792B (zh) | 2019-06-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
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