CA1117339A - Microwave method and apparatus for reprocessing pavements - Google Patents
Microwave method and apparatus for reprocessing pavementsInfo
- Publication number
- CA1117339A CA1117339A CA000292616A CA292616A CA1117339A CA 1117339 A CA1117339 A CA 1117339A CA 000292616 A CA000292616 A CA 000292616A CA 292616 A CA292616 A CA 292616A CA 1117339 A CA1117339 A CA 1117339A
- Authority
- CA
- Canada
- Prior art keywords
- pavement
- microwave
- microwave energy
- vehicle
- energy
- 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 76
- 238000012958 reprocessing Methods 0.000 title 1
- 239000010426 asphalt Substances 0.000 claims abstract description 113
- 238000010438 heat treatment Methods 0.000 claims abstract description 90
- 239000000470 constituent Substances 0.000 claims abstract description 48
- 239000013589 supplement Substances 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 79
- 239000000463 material Substances 0.000 claims description 34
- 230000009975 flexible effect Effects 0.000 claims description 26
- 238000004064 recycling Methods 0.000 claims description 24
- 239000004020 conductor Substances 0.000 claims description 22
- 230000000694 effects Effects 0.000 claims description 19
- 239000010410 layer Substances 0.000 claims description 16
- 230000000153 supplemental effect Effects 0.000 claims description 15
- 239000000446 fuel Substances 0.000 claims description 12
- 230000009102 absorption Effects 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 6
- 239000002344 surface layer Substances 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 5
- 230000001902 propagating effect Effects 0.000 claims description 4
- 230000000750 progressive effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000006872 improvement Effects 0.000 claims description 2
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 abstract description 13
- 238000010168 coupling process Methods 0.000 abstract description 13
- 238000005859 coupling reaction Methods 0.000 abstract description 13
- 238000005056 compaction Methods 0.000 abstract description 7
- 230000002401 inhibitory effect Effects 0.000 abstract description 2
- 239000003981 vehicle Substances 0.000 abstract 4
- 239000000203 mixture Substances 0.000 description 31
- 230000008569 process Effects 0.000 description 27
- 238000010276 construction Methods 0.000 description 23
- 239000000126 substance Substances 0.000 description 20
- 230000008901 benefit Effects 0.000 description 17
- 150000002500 ions Chemical class 0.000 description 16
- 210000002832 shoulder Anatomy 0.000 description 15
- 230000006870 function Effects 0.000 description 14
- 230000008439 repair process Effects 0.000 description 13
- 230000007246 mechanism Effects 0.000 description 12
- 238000002156 mixing Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000011435 rock Substances 0.000 description 11
- 238000005192 partition Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 9
- 238000001816 cooling Methods 0.000 description 9
- 230000009467 reduction Effects 0.000 description 9
- 241000196324 Embryophyta Species 0.000 description 8
- 230000000875 corresponding effect Effects 0.000 description 8
- 239000000523 sample Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000012811 non-conductive material Substances 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 235000013305 food Nutrition 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 239000002674 ointment Substances 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- ODPOAESBSUKMHD-UHFFFAOYSA-L 6,7-dihydrodipyrido[1,2-b:1',2'-e]pyrazine-5,8-diium;dibromide Chemical compound [Br-].[Br-].C1=CC=[N+]2CC[N+]3=CC=CC=C3C2=C1 ODPOAESBSUKMHD-UHFFFAOYSA-L 0.000 description 2
- 239000005630 Diquat Substances 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 229940000425 combination drug Drugs 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000003502 gasoline Substances 0.000 description 2
- 239000003949 liquefied natural gas Substances 0.000 description 2
- 238000005360 mashing Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 150000004760 silicates Chemical class 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- ZUXNHFFVQWADJL-UHFFFAOYSA-N 3,4,5-trimethoxy-n-(2-methoxyethyl)-n-(4-phenyl-1,3-thiazol-2-yl)benzamide Chemical compound N=1C(C=2C=CC=CC=2)=CSC=1N(CCOC)C(=O)C1=CC(OC)=C(OC)C(OC)=C1 ZUXNHFFVQWADJL-UHFFFAOYSA-N 0.000 description 1
- 101001121591 Aplysia californica L-amino-acid oxidase Proteins 0.000 description 1
- 241000370685 Arge Species 0.000 description 1
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 241000272470 Circus Species 0.000 description 1
- 241001137251 Corvidae Species 0.000 description 1
- 241001527806 Iti Species 0.000 description 1
- 102100026933 Myelin-associated neurite-outgrowth inhibitor Human genes 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 108091007416 X-inactive specific transcript Proteins 0.000 description 1
- 108091035715 XIST (gene) Proteins 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 108010029852 ductin Proteins 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 101150059559 fleA gene Proteins 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 238000012994 industrial processing Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- KRTSDMXIXPKRQR-AATRIKPKSA-N monocrotophos Chemical compound CNC(=O)\C=C(/C)OP(=O)(OC)OC KRTSDMXIXPKRQR-AATRIKPKSA-N 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 235000019592 roughness Nutrition 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1004—Reconditioning or reprocessing bituminous mixtures, e.g. salvaged paving, fresh patching mixtures grown unserviceable; Recycling salvaged bituminous mixtures; Apparatus for the in-plant recycling thereof
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/065—Recycling in place or on the road, i.e. hot or cold reprocessing of paving in situ or on the traffic surface, with or without adding virgin material or lifting of salvaged material; Repairs or resurfacing involving at least partial reprocessing of the existing paving
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/14—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces for heating or drying foundation, paving, or materials thereon, e.g. paint
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Road Paving Machines (AREA)
- Road Paving Structures (AREA)
- Road Repair (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US75636577A | 1977-01-03 | 1977-01-03 | |
| US756,365 | 1977-01-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1117339A true CA1117339A (en) | 1982-02-02 |
Family
ID=25043157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000292616A Expired CA1117339A (en) | 1977-01-03 | 1977-12-07 | Microwave method and apparatus for reprocessing pavements |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5392528A (enrdf_load_stackoverflow) |
| CA (1) | CA1117339A (enrdf_load_stackoverflow) |
| DE (1) | DE2758601A1 (enrdf_load_stackoverflow) |
| GB (2) | GB1600259A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022130079A1 (en) | 2020-12-15 | 2022-06-23 | FUTTEC a.s. | Method of repairing bitumen surfaces and device for carrying out this method |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE829T1 (de) * | 1978-11-27 | 1982-04-15 | Bruno Granella | Mobile aufreisservorrichtung zur behandlung eines baugrundes. |
| DE3005183A1 (de) * | 1980-02-12 | 1981-08-20 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zur kapazitiven hochfrequenzerwaermung von asphalt- oder teerhaltigem brockenmaterial |
| IT1146958B (it) * | 1980-04-29 | 1986-11-19 | Autostrade Concess Const | Macchina operatrice semovente per la rigenerazione delle pavimentazioni stradali in conglomerato bituminoso,utilizzante per il riscaldamento del manto un generatore in radiofrequenza a microonde accoppiato ad almeno un illuminatore a guida d'onda fessurata |
| DE3022513C2 (de) * | 1980-06-16 | 1984-12-20 | Reinhard 5461 Windhagen Wirtgen | Verfahren und Vorrichtung zum Ausbessern von aufklaffenden Längsnäthen oder -rissen in Straßendeckschichten |
| JPS5785403A (en) * | 1980-11-18 | 1982-05-28 | Nippon Oil Co Ltd | Correction of recessed and protruded parts of surface of asphalt type pavement |
| DE3147834A1 (de) * | 1981-12-03 | 1983-06-16 | Walter 7024 Filderstadt Schölkopf | Verfahren zum instandsetzen einer bituminoesen fahrbahndeckschicht, bei der kontinuierlich das deckschichtmaterial erwaermt, gelockert, eingeebnet und wieder neu verdichtet wird |
| JPS5944404A (ja) * | 1982-09-06 | 1984-03-12 | 世紀東急工業株式会社 | アスフアルト舗装面の加熱方法 |
| JPS59192906U (ja) * | 1983-06-06 | 1984-12-21 | 株式会社 東洋内燃機工業社 | アスフアルト路面加熱車 |
| JPS6087205U (ja) * | 1983-11-21 | 1985-06-15 | 新キャタピラー三菱株式会社 | ロ−ドヒ−タ |
| NO841436L (no) * | 1984-04-11 | 1985-10-14 | Nodest Vei As | Fremgangsmaate og anordning for utbedring av baerelag for veibelegg. |
| JPH0324650Y2 (enrdf_load_stackoverflow) * | 1985-05-14 | 1991-05-29 | ||
| DE3630507A1 (de) * | 1986-09-08 | 1988-03-17 | Georg Dipl Ing Schmitt | Verfahren und vorrichtung zur verminderung von waermeverlusten bei der sanierung von strassendecken |
| JPH04112910U (ja) * | 1987-07-21 | 1992-10-01 | 秋山 守雄 | 道路舗装装置 |
| FR2625519A1 (fr) * | 1988-01-06 | 1989-07-07 | France Littoral Sa Route | Dispositif de regeneration des chaussees a chaud ou a froid et procede pour l'utilisation du dispositif |
| JP4975607B2 (ja) * | 2007-12-26 | 2012-07-11 | 昭和シェル石油株式会社 | 明色バインダー、明色舗装の施工方法 |
| JP4975606B2 (ja) * | 2007-12-26 | 2012-07-11 | 昭和シェル石油株式会社 | アスファルトバインダー、アスファルト舗装の施工方法 |
| DE102009043603A1 (de) * | 2009-09-28 | 2011-03-31 | Kurt Fritzsche | Mikrowellen Asphalt Technik. Zur Wiederherstellung von alten und deffekten Asphaltstraßendecken, Radwegen und Fussgängerwegen |
| CN102747676A (zh) * | 2012-07-12 | 2012-10-24 | 湖南高翔重工科技有限公司 | 一种蓄电变频微波沥青路面养护车 |
| CN108265590B (zh) * | 2018-03-13 | 2023-05-26 | 安徽工程大学 | 一种微波加热沥青路面就地热再生装置的液压控制系统 |
| CZ2018159A3 (cs) * | 2018-04-04 | 2019-11-06 | FUTTEC a.s. | Zařízení, zejména pro ohřev asfaltových a podobných směsí a opravy asfaltových ploch |
| CN120401333B (zh) * | 2025-07-02 | 2025-08-29 | 山东檀润智能工程有限公司 | 一种市政沥青道路移动式修复装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3361042A (en) * | 1965-05-28 | 1968-01-02 | Earl F. Cutler | Road surfacing |
-
1977
- 1977-12-07 CA CA000292616A patent/CA1117339A/en not_active Expired
- 1977-12-21 GB GB5321877A patent/GB1600259A/en not_active Expired
- 1977-12-21 GB GB2599780A patent/GB1600260A/en not_active Expired
- 1977-12-27 DE DE19772758601 patent/DE2758601A1/de not_active Ceased
- 1977-12-29 JP JP16097977A patent/JPS5392528A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022130079A1 (en) | 2020-12-15 | 2022-06-23 | FUTTEC a.s. | Method of repairing bitumen surfaces and device for carrying out this method |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2758601A1 (de) | 1978-07-13 |
| GB1600260A (en) | 1981-10-14 |
| GB1600259A (en) | 1981-10-14 |
| JPS5392528A (en) | 1978-08-14 |
| JPS6225801B2 (enrdf_load_stackoverflow) | 1987-06-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |