MX342642B - Filtro que comprende un sistema de liberacion de halogeno y quitosano. - Google Patents
Filtro que comprende un sistema de liberacion de halogeno y quitosano.Info
- Publication number
- MX342642B MX342642B MX2012010912A MX2012010912A MX342642B MX 342642 B MX342642 B MX 342642B MX 2012010912 A MX2012010912 A MX 2012010912A MX 2012010912 A MX2012010912 A MX 2012010912A MX 342642 B MX342642 B MX 342642B
- Authority
- MX
- Mexico
- Prior art keywords
- filter
- chitosan
- release system
- outlet
- filter material
- Prior art date
Links
- 229910052736 halogen Inorganic materials 0.000 title abstract 4
- 150000002367 halogens Chemical class 0.000 title abstract 3
- 229920001661 Chitosan Polymers 0.000 title abstract 2
- 239000000463 material Substances 0.000 abstract 4
- 241000894006 Bacteria Species 0.000 abstract 1
- 241000700605 Viruses Species 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 abstract 1
- 235000012206 bottled water Nutrition 0.000 abstract 1
- 239000003651 drinking water Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 239000002516 radical scavenger Substances 0.000 abstract 1
- 230000008929 regeneration Effects 0.000 abstract 1
- 238000011069 regeneration method Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
- C02F1/002—Processes for the treatment of water whereby the filtration technique is of importance using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
- C02F1/685—Devices for dosing the additives
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
- C02F1/766—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
- C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/422—Treatment of water, waste water, or sewage by ion-exchange using anionic exchangers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/18—Removal of treatment agents after treatment
- C02F2303/185—The treatment agent being halogen or a halogenated compound
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/08—Nanoparticles or nanotubes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Filtering Materials (AREA)
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
La invención describe un filtro para proveer agua potable puede generalmente comprender una entrada en comunicación de fluido con una salida, un sistema de liberación de halógeno intermedio entre la entrada y la salida, un material de filtro que comprende quitosano o uno de sus derivados intermedio entre el sistema de liberación de halógeno y la salida, y una barrera depuradora intermedia entre el material de filtro y la salida. El material de filtro es capaz de regenerarse durante períodos de estancamiento. El filtro puede tener un valor de reducción Log para virus de al menos 4 y un valor de reducción Log para bacterias de al menos 6.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31620210P | 2010-03-22 | 2010-03-22 | |
PCT/US2011/029386 WO2011119582A1 (en) | 2010-03-22 | 2011-03-22 | Filter comprising a halogen release system and chitosan |
Publications (2)
Publication Number | Publication Date |
---|---|
MX2012010912A MX2012010912A (es) | 2012-10-10 |
MX342642B true MX342642B (es) | 2016-10-07 |
Family
ID=44646385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2012010912A MX342642B (es) | 2010-03-22 | 2011-03-22 | Filtro que comprende un sistema de liberacion de halogeno y quitosano. |
Country Status (12)
Country | Link |
---|---|
US (2) | US8980097B2 (es) |
EP (1) | EP2550083A4 (es) |
JP (2) | JP5934179B2 (es) |
KR (1) | KR20130028082A (es) |
CN (2) | CN105819522A (es) |
AP (1) | AP2012006497A0 (es) |
BR (1) | BR112012024160A2 (es) |
CO (1) | CO6612259A2 (es) |
MX (1) | MX342642B (es) |
MY (1) | MY157460A (es) |
NZ (1) | NZ602631A (es) |
WO (1) | WO2011119582A1 (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120199540A1 (en) * | 2011-02-07 | 2012-08-09 | Water Security Corporation | Filter comprising multiple halogens and chitosan |
WO2013119704A2 (en) * | 2012-02-06 | 2013-08-15 | Water Security Corporation | Methods of improving chitosan for water purification |
US8993643B2 (en) | 2012-05-08 | 2015-03-31 | Water Security Corporation | Methods of producing iodinated anion exchange resins |
US8980962B2 (en) | 2013-02-06 | 2015-03-17 | Water Security Corporation | Methods of producing iodinated resins |
US9828486B2 (en) * | 2015-03-25 | 2017-11-28 | Mannington Mills, Inc. | Halogenated polysaccharides |
US20160369065A1 (en) * | 2015-06-18 | 2016-12-22 | Water Security Corporation | Functional Nanoparticle Composite Comprising Chitosan |
US10427952B2 (en) | 2017-06-22 | 2019-10-01 | Hamilton Sundstrand Corporation | Water treatment system with passive halogen barrier |
CN107434293B (zh) * | 2017-08-17 | 2020-09-29 | 付全贵 | 一种富碘饮用水的制备工艺 |
US11285039B2 (en) | 2018-05-15 | 2022-03-29 | Hamilton Sundstrand Corporation | Thermal management system with sublimator and adsorbent bed |
Family Cites Families (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US42751A (en) | 1864-05-17 | Improved spring for lanterns | ||
US3136716A (en) * | 1962-12-26 | 1964-06-09 | Voldale Inc | Process for purifying aqueous media |
JPS6019762B2 (ja) * | 1977-11-26 | 1985-05-17 | 日本天然瓦斯興業株式会社 | キトサン−ヨ−ド付加物 |
US4275194A (en) * | 1977-11-26 | 1981-06-23 | Nihon Tennen Gas Kogyo Co., Ltd. | Chitosan-iodine adduct |
US4643831A (en) * | 1985-12-23 | 1987-02-17 | Ews Water Treatment Inc. | Water purification method and apparatus |
US5010181A (en) | 1988-03-28 | 1991-04-23 | Coughlin Robert W | Partially treated shellfish waste for removal of heavy metals from aqueous solution |
US5204452A (en) | 1990-11-14 | 1993-04-20 | E. I. Du Pont De Nemours And Company | N-halochitosans, their preparation and uses |
US5336415A (en) | 1993-02-10 | 1994-08-09 | Vanson L.P. | Removing polyvalent metals from aqueous waste streams with chitosan and halogenating agents |
IT1261474B (it) | 1993-05-07 | 1996-05-23 | Rosa Alfredo De | Procedimento per la preparazione di biopolimeri iodurati con attivita'disinfettante e cicatrizzante, e biopolimeri iodurati cosi' ottenuti. |
US5543056A (en) | 1994-06-29 | 1996-08-06 | Massachusetts Institute Of Technology | Method of drinking water treatment with natural cationic polymers |
JPH08132037A (ja) | 1994-11-07 | 1996-05-28 | Tadamasa Nakamura | 浄水器のフィルター部 |
BR9611909A (pt) * | 1995-12-06 | 2001-10-16 | Teledyne Ind | Sistema de tratamento de água de ponto de utilização |
US5624567A (en) | 1996-02-12 | 1997-04-29 | Umpqua Research Company | Process for removing iodine/iodide from aqueous solutions |
US6017561A (en) | 1997-04-04 | 2000-01-25 | The Clorox Company | Antimicrobial cleaning composition |
JPH1176773A (ja) * | 1997-09-10 | 1999-03-23 | Lignyte Co Ltd | 管状分離膜及びその製造方法 |
US6080387A (en) | 1998-07-15 | 2000-06-27 | The Clorox Company | Aerosol antimicrobial compositions |
CN1163424C (zh) * | 2000-09-29 | 2004-08-25 | 李庚承 | 污水快速净化与循环回用工艺及用于固液分离的污水处理机 |
GB0024489D0 (en) | 2000-10-06 | 2000-11-22 | Reckitt Benckiser Uk Ltd | Improvements in or relating to organic compositions |
US6521243B2 (en) | 2000-12-22 | 2003-02-18 | Pharma C And D, Limited | Ionic chitosan -iodine complexes: antiseptic hydrogels and wound healing promoters |
US20050279696A1 (en) * | 2001-08-23 | 2005-12-22 | Bahm Jeannine R | Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles |
US6794346B2 (en) | 2001-10-26 | 2004-09-21 | S.C. Johnson & Son, Inc. | Hard surface cleaners containing chitosan and furanone |
GB0126923D0 (en) | 2001-11-09 | 2002-01-02 | Procter & Gamble | Chitosan compositions |
US6749748B1 (en) | 2001-12-28 | 2004-06-15 | Vanson Halosource, Inc. | Methods for reducing the amount of contaminants in water |
US6630016B2 (en) * | 2002-01-31 | 2003-10-07 | Koslow Technologies Corp. | Microporous filter media, filtration systems containing same, and methods of making and using |
US7108781B2 (en) | 2002-02-26 | 2006-09-19 | Usfilter Corporation | Enhanced air and water purification using continuous breakpoint halogenation with free oxygen radicals |
US20040176477A1 (en) | 2003-03-06 | 2004-09-09 | The Procter & Gamble Company | Chitosan powder |
US7441665B2 (en) * | 2003-10-01 | 2008-10-28 | Halosource, Inc. | Water purification cartridge |
US7331355B2 (en) | 2003-10-30 | 2008-02-19 | The Procter & Gamble Company | Floor cleaning and gloss enhancing compositions |
US7740883B2 (en) * | 2004-03-28 | 2010-06-22 | University Of Debrecen | Nanoparticles from chitosan |
US7157009B2 (en) * | 2004-04-30 | 2007-01-02 | Vanson Halosource, Inc. | Method for removing Cryptosporidium oocysts from water |
MX2007009909A (es) | 2005-02-15 | 2008-01-16 | Halosource Inc | Metodo para la remocion de particulados submicronicos del agua clorada al agregar de manera secuencial un polimero cationico seguido de un polimero anionico. |
US20110006013A1 (en) | 2005-02-15 | 2011-01-13 | Halosource, Inc. | Method for the removal of submicron particulates from chlorinated water by sequentially adding a cationic polymer followed by adding an anionic polymer |
US20070238698A1 (en) | 2006-04-07 | 2007-10-11 | Hsien-Chih Lin | Method for manufacturing drinking water having chitosan |
US20080011662A1 (en) | 2006-04-20 | 2008-01-17 | Emil Milosavljevic | Compositions and methods for fluid purification |
JP2009534173A (ja) * | 2006-04-20 | 2009-09-24 | ウォーター・セキュリティ・コーポレーション | 流体浄化のための組成物および方法 |
US8549673B2 (en) | 2006-11-07 | 2013-10-08 | E I Du Pont De Nemours And Company | Protective articles containing N-halochitosan |
CA2684298A1 (en) * | 2007-04-18 | 2008-10-30 | H2Q Water Industries Ltd. | Filter medium |
MX2011000399A (es) * | 2008-07-10 | 2011-03-01 | Water Security Corp | Filtro con resina yodada e indicador de vida de filtro. |
US20100133194A1 (en) | 2008-11-05 | 2010-06-03 | Water Security Corporation | Water treatment systems with dual purpose ion exchange resin |
NZ618201A (en) | 2009-07-06 | 2015-06-26 | Halosource Inc | Dual polymer system for water recovery and separation of suspended solids from aqueous media |
-
2011
- 2011-03-22 US US13/053,939 patent/US8980097B2/en active Active
- 2011-03-22 MY MYPI2012004177A patent/MY157460A/en unknown
- 2011-03-22 BR BR112012024160A patent/BR112012024160A2/pt not_active IP Right Cessation
- 2011-03-22 CN CN201610164419.XA patent/CN105819522A/zh active Pending
- 2011-03-22 AP AP2012006497A patent/AP2012006497A0/xx unknown
- 2011-03-22 NZ NZ602631A patent/NZ602631A/en not_active IP Right Cessation
- 2011-03-22 JP JP2013501387A patent/JP5934179B2/ja not_active Expired - Fee Related
- 2011-03-22 MX MX2012010912A patent/MX342642B/es active IP Right Grant
- 2011-03-22 KR KR1020127027468A patent/KR20130028082A/ko not_active Application Discontinuation
- 2011-03-22 WO PCT/US2011/029386 patent/WO2011119582A1/en active Application Filing
- 2011-03-22 CN CN201180025317.5A patent/CN102946967B/zh not_active Expired - Fee Related
- 2011-03-22 EP EP11760051.0A patent/EP2550083A4/en not_active Withdrawn
-
2012
- 2012-09-25 CO CO12166983A patent/CO6612259A2/es not_active Application Discontinuation
-
2015
- 2015-02-06 US US14/615,778 patent/US20150151987A1/en not_active Abandoned
-
2016
- 2016-05-12 JP JP2016095893A patent/JP2016165729A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2016165729A (ja) | 2016-09-15 |
KR20130028082A (ko) | 2013-03-18 |
JP5934179B2 (ja) | 2016-06-15 |
CN102946967B (zh) | 2016-04-20 |
EP2550083A1 (en) | 2013-01-30 |
US20150151987A1 (en) | 2015-06-04 |
CN102946967A (zh) | 2013-02-27 |
MY157460A (en) | 2016-06-15 |
US8980097B2 (en) | 2015-03-17 |
AP2012006497A0 (en) | 2012-10-31 |
MX2012010912A (es) | 2012-10-10 |
WO2011119582A1 (en) | 2011-09-29 |
CN105819522A (zh) | 2016-08-03 |
RU2012144618A (ru) | 2014-04-27 |
US20110226706A1 (en) | 2011-09-22 |
NZ602631A (en) | 2014-08-29 |
JP2013522039A (ja) | 2013-06-13 |
CO6612259A2 (es) | 2013-02-01 |
BR112012024160A2 (pt) | 2016-06-28 |
EP2550083A4 (en) | 2015-07-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NZ602631A (en) | Filter comprising a halogen release system and chitosan | |
WO2011149730A3 (en) | Systems and methods for removing hydrogen peroxide from water purification systems | |
MX2021007792A (es) | Metodos y sistemas para el procesamiento de un cultivo celular. | |
MX2009009608A (es) | Filtro microporoso con una fuente antimicrobiana. | |
BR112012002397A2 (pt) | sistema de filtração de fluidos "sem filtro, não funciona". | |
IN2014MN00766A (es) | ||
MX358373B (es) | Sistema y metodo para tratamiento de agua. | |
EP2790008A4 (en) | BIOPARTICLE METER, BIOPARTICLE COUNTER METHOD, DIALYSIS MONITORING SYSTEM AND WATER CLEANING MONITORING SYSTEM | |
GB2503828A (en) | Outlet for sanitary unit | |
EP3909919A4 (en) | FILTER HOUSING AND WATER PURIFIER AND WATER SOFTENER USING THE FILTER HOUSING | |
EP3894049A4 (en) | GAS ACTIVATED DIFFUSIOPHORETIC WATER FILTRATION DEVICE WITH ADVANCED INLET, OUTLET AND MEMBRANE STRUCTURES | |
WO2011146728A3 (en) | Bath system and method | |
WO2013014225A3 (en) | System for pipe treatment | |
PH12014502776A1 (en) | Biocidal filter medium | |
WO2013135959A3 (en) | A method and a system for treating liquid flows at a chemical pulp mill | |
GB0625791D0 (en) | Lateral flow filter,water & wastewater treatment system | |
TH148421B (th) | ตัวกรองที่ประกอบรวมด้วยระบบปลดปล่อยฮาโลเจนและไคโตซาน | |
EP4034718B8 (en) | System for restricting and monitoring potable water flow, suitably for water utility providers, and procedure for its use | |
PH22019500002Y1 (en) | A filter unit adapted as a pre-filter system for water filtration comprising multiple filters in a single filter housing | |
WO2013091867A3 (de) | Absorber für sonnenenergie | |
UA75477U (uk) | Спосіб захисту від повені у басейні водозбору | |
WO2011149966A3 (en) | Filtration system and method | |
UA60217U (ru) | Способ комплексной обработки воды | |
UA57159U (en) | Solar desalination | |
PL392999A1 (pl) | Zespół rozsączająco-drenażowy, zwłaszcza przydomowej oczyszczalni ścieków bytowych |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Grant or registration |