JPH0347918B2 - - Google Patents
Info
- Publication number
- JPH0347918B2 JPH0347918B2 JP56153129A JP15312981A JPH0347918B2 JP H0347918 B2 JPH0347918 B2 JP H0347918B2 JP 56153129 A JP56153129 A JP 56153129A JP 15312981 A JP15312981 A JP 15312981A JP H0347918 B2 JPH0347918 B2 JP H0347918B2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- pressure
- cleaning
- diffusion
- flow rate
- 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 - Lifetime
Links
- 239000007789 gas Substances 0.000 claims description 490
- 238000004140 cleaning Methods 0.000 claims description 242
- 238000009792 diffusion process Methods 0.000 claims description 202
- 238000000034 method Methods 0.000 claims description 133
- 239000007788 liquid Substances 0.000 claims description 113
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 98
- 230000008569 process Effects 0.000 claims description 66
- 239000000356 contaminant Substances 0.000 claims description 56
- 238000009826 distribution Methods 0.000 claims description 41
- 230000001105 regulatory effect Effects 0.000 claims description 26
- 238000011109 contamination Methods 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 19
- 238000005201 scrubbing Methods 0.000 claims description 11
- 238000000151 deposition Methods 0.000 claims description 10
- 238000011144 upstream manufacturing Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 238000007906 compression Methods 0.000 description 55
- 230000006835 compression Effects 0.000 description 55
- 239000000463 material Substances 0.000 description 48
- 239000002245 particle Substances 0.000 description 46
- 238000005273 aeration Methods 0.000 description 40
- 238000007789 sealing Methods 0.000 description 40
- 230000002093 peripheral effect Effects 0.000 description 35
- 239000000203 mixture Substances 0.000 description 33
- 238000012360 testing method Methods 0.000 description 31
- 230000035699 permeability Effects 0.000 description 28
- 230000000694 effects Effects 0.000 description 25
- 230000009467 reduction Effects 0.000 description 24
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 23
- 230000007423 decrease Effects 0.000 description 23
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 23
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 23
- 239000010865 sewage Substances 0.000 description 23
- 239000011148 porous material Substances 0.000 description 18
- 238000003825 pressing Methods 0.000 description 18
- 239000000919 ceramic Substances 0.000 description 17
- 239000007787 solid Substances 0.000 description 17
- 230000002706 hydrostatic effect Effects 0.000 description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 13
- 229910052760 oxygen Inorganic materials 0.000 description 13
- 239000001301 oxygen Substances 0.000 description 13
- 239000000126 substance Substances 0.000 description 13
- 238000005276 aerator Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000004033 plastic Substances 0.000 description 11
- 229920003023 plastic Polymers 0.000 description 11
- 230000002829 reductive effect Effects 0.000 description 11
- 239000000523 sample Substances 0.000 description 11
- 238000000576 coating method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 9
- 230000001276 controlling effect Effects 0.000 description 9
- 230000008021 deposition Effects 0.000 description 9
- 230000001066 destructive effect Effects 0.000 description 9
- 239000010802 sludge Substances 0.000 description 9
- 239000000853 adhesive Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 7
- 230000001070 adhesive effect Effects 0.000 description 7
- 238000009530 blood pressure measurement Methods 0.000 description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 description 7
- 239000000460 chlorine Substances 0.000 description 7
- 238000007654 immersion Methods 0.000 description 7
- 230000036961 partial effect Effects 0.000 description 7
- 230000004044 response Effects 0.000 description 7
- 238000007493 shaping process Methods 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 238000011065 in-situ storage Methods 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 235000019738 Limestone Nutrition 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 5
- 238000001595 flow curve Methods 0.000 description 5
- 239000006028 limestone Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 239000011236 particulate material Substances 0.000 description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 4
- 241000405070 Percophidae Species 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 4
- 230000002411 adverse Effects 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000010304 firing Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 230000001788 irregular Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 4
- 229910052753 mercury Inorganic materials 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000004800 polyvinyl chloride Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- 238000009827 uniform distribution Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000000977 initiatory effect Effects 0.000 description 3
- 229910010272 inorganic material Inorganic materials 0.000 description 3
- 239000011147 inorganic material Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 238000005554 pickling Methods 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- SVKQEADHBGJMJB-FHLIZLRMSA-N ram-317 Chemical compound C1CCC[C@@]2(O)[C@H]3CC4=CC=C(OC)C(O)=C4[C@]21CCN3C SVKQEADHBGJMJB-FHLIZLRMSA-N 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 241000272525 Anas platyrhynchos Species 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000003929 acidic solution Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052863 mullite Inorganic materials 0.000 description 2
- 238000010943 off-gassing Methods 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 230000000979 retarding effect Effects 0.000 description 2
- 230000001932 seasonal effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 239000013598 vector Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229920000715 Mucilage Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 241000700141 Rotifera Species 0.000 description 1
- 101700004678 SLIT3 Proteins 0.000 description 1
- 102100027339 Slit homolog 3 protein Human genes 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 210000003323 beak Anatomy 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012092 media component Substances 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002715 modification method Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000011146 organic particle Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004180 red 2G Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000006798 ring closing metathesis reaction Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19197480A | 1980-09-29 | 1980-09-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5787888A JPS5787888A (en) | 1982-06-01 |
| JPH0347918B2 true JPH0347918B2 (ru) | 1991-07-22 |
Family
ID=22707681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56153129A Granted JPS5787888A (en) | 1980-09-29 | 1981-09-29 | Method and apparatus for treating liquefied medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5787888A (ru) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60100096U (ja) * | 1983-12-12 | 1985-07-08 | 岩尾磁器工業株式会社 | 散気板ホルダ− |
| JPS60104296U (ja) * | 1983-12-21 | 1985-07-16 | ダイセル化学工業株式会社 | 散気装置 |
| JP3986001B2 (ja) * | 2002-03-14 | 2007-10-03 | 日本碍子株式会社 | 再生可能な散気板 |
| JP4716805B2 (ja) * | 2005-06-23 | 2011-07-06 | 三菱電線工業株式会社 | 多孔膜材及び散気装置 |
| DE102010002959A1 (de) * | 2010-03-17 | 2011-09-22 | Invent Umwelt-Und Verfahrenstechnik Ag | Vorrichtung zum Begasen einer in einem Behandlungsbecken aufgenommenen Suspension |
| JP2011230068A (ja) * | 2010-04-28 | 2011-11-17 | Ael:Kk | 散気体 |
| JP2013022533A (ja) * | 2011-07-22 | 2013-02-04 | Daicen Membrane Systems Ltd | 散気装置用ホルダー |
-
1981
- 1981-09-29 JP JP56153129A patent/JPS5787888A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5787888A (en) | 1982-06-01 |
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