ITTO930624A0 - Composizione di uno strato filtrante per filtro misto e procedimento d'uso. - Google Patents

Composizione di uno strato filtrante per filtro misto e procedimento d'uso.

Info

Publication number
ITTO930624A0
ITTO930624A0 IT93TO624A ITTO930624A ITTO930624A0 IT TO930624 A0 ITTO930624 A0 IT TO930624A0 IT 93TO624 A IT93TO624 A IT 93TO624A IT TO930624 A ITTO930624 A IT TO930624A IT TO930624 A0 ITTO930624 A0 IT TO930624A0
Authority
IT
Italy
Prior art keywords
filter
procedure
composition
mixed
filter layer
Prior art date
Application number
IT93TO624A
Other languages
English (en)
Original Assignee
Pall Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Pall Corp filed Critical Pall Corp
Publication of ITTO930624A0 publication Critical patent/ITTO930624A0/it
Publication of ITTO930624A1 publication Critical patent/ITTO930624A1/it
Application granted granted Critical
Publication of IT1261242B publication Critical patent/IT1261242B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2055—Carbonaceous material
    • B01D39/2058—Carbonaceous material the material being particulate
    • 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
    • B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • 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
    • C02F1/003—Processes for the treatment of water whereby the filtration technique is of importance using household-type filters for producing potable water, e.g. pitchers, bottles, faucet mounted devices
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0407—Additives and treatments of the filtering material comprising particulate additives, e.g. adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0442—Antimicrobial, antibacterial, antifungal additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Analytical Chemistry (AREA)
  • Water Treatment By Sorption (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filtering Materials (AREA)
ITTO930624A 1992-08-20 1993-08-19 Composizione di uno strato filtrante per filtro misto e procedimento d'uso. IT1261242B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/932,596 US5178768A (en) 1992-08-20 1992-08-20 Mixed filter bed composition and method of use

Publications (3)

Publication Number Publication Date
ITTO930624A0 true ITTO930624A0 (it) 1993-08-19
ITTO930624A1 ITTO930624A1 (it) 1995-02-19
IT1261242B IT1261242B (it) 1996-05-09

Family

ID=25462570

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO930624A IT1261242B (it) 1992-08-20 1993-08-19 Composizione di uno strato filtrante per filtro misto e procedimento d'uso.

Country Status (7)

Country Link
US (1) US5178768A (it)
JP (1) JP2706658B2 (it)
CA (1) CA2079820C (it)
DE (1) DE4327981C2 (it)
FR (1) FR2694928B1 (it)
GB (1) GB2269815B (it)
IT (1) IT1261242B (it)

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US5578213A (en) * 1992-07-28 1996-11-26 Pall Corporation Fluid treatment process
US5352369A (en) * 1993-04-01 1994-10-04 Fountainhead Technologies, Inc. Method of treating water
US5376281A (en) * 1993-07-21 1994-12-27 Safta; Eugen Water purification system
US5855859A (en) * 1994-06-13 1999-01-05 Memc Electronic Materials, Inc. Gettering agent
US5622568A (en) * 1994-06-13 1997-04-22 Memc Electronic Materials, Inc. Gettering of metals from solution
US5538746A (en) * 1994-06-17 1996-07-23 Levy; Ehud Process for filtering water prior to carbonation
CA2138055A1 (en) * 1994-08-25 1996-02-26 John D. Miller Fluid treatment process
US5772896A (en) * 1996-04-05 1998-06-30 Fountainhead Technologies Self-regulating water purification composition
US6254894B1 (en) 1996-04-05 2001-07-03 Zodiac Pool Care, Inc. Silver self-regulating water purification compositions and methods
WO1998014265A1 (en) * 1996-10-01 1998-04-09 Honeywell Inc. Method for manufacturing molded carbon filters
US6662956B2 (en) 1997-03-18 2003-12-16 Selecto, Inc. Nanocrystal-containing filtration media
US7288498B1 (en) 1997-03-18 2007-10-30 Selecto, Inc Transition metal oxide-aluminosilicate purification media
US20020195407A1 (en) * 1997-03-18 2002-12-26 Ehud Levy Purfication media
JPH1143365A (ja) * 1997-07-23 1999-02-16 Tohoku Bankin Toso Kogyo Kk 還元水用粒状セラミックスおよびその製造方法
US5880047A (en) * 1997-08-13 1999-03-09 Tohoku Bankin Toso Kogyo Kabushiki Kaisha Granular ceramic for improving burning efficiency of hydrocarbon oils and method of producing the same
SE9802140D0 (sv) * 1998-06-16 1998-06-16 Ordio Ab Zeoliter för adsorption
AU4475800A (en) * 1999-04-23 2000-11-10 Clear Value, Inc. Potable water treatment system and method of operation thereof
US7229550B2 (en) * 1999-04-23 2007-06-12 Haase Richard A Potable water treatment system and apparatus
US7276162B2 (en) * 2001-09-10 2007-10-02 The Procter & Gamble Co. Removal of contaminants from a lipophilic fluid
AR036452A1 (es) * 2001-09-10 2004-09-08 Procter & Gamble Filtro para remocion de contaminantes de un fluido lipofilo, proceso para remover contaminante y fluido filtrado por dicho proceso
US6863825B2 (en) * 2003-01-29 2005-03-08 Union Oil Company Of California Process for removing arsenic from aqueous streams
US20100187178A1 (en) * 2003-01-29 2010-07-29 Molycorp Minerals, Llc Process for removing and sequestering contaminants from aqueous streams
US7303683B2 (en) * 2003-04-04 2007-12-04 The Clorox Company Microorganism-removing filter medium having high isoelectric material and low melt index binder
US6989101B2 (en) 2003-04-04 2006-01-24 The Clorox Company Microorganism-removing filter medium having high isoelectric material and low melt index binder
CA2538783C (en) * 2003-09-15 2010-08-10 University Of Delaware Removal of microorganisms and disinfection byproduct precursors using elemental iron or aluminum
US7314568B2 (en) * 2003-12-01 2008-01-01 Shay Dale A Water conditioning system
KR20060126486A (ko) * 2003-12-04 2006-12-07 액세스 비지니스 그룹 인터내셔날 엘엘씨 정균 유체 필터
US7491337B2 (en) * 2004-04-23 2009-02-17 Jeffbrad Investments Pty Limited Method and apparatus for removing contaminants from water
US7250126B2 (en) * 2004-08-11 2007-07-31 Fleetguard, Inc. Acid-neutralizing filter media
US8048317B2 (en) * 2004-12-13 2011-11-01 University Of Hawaii Generation of free radicals, analytical methods, bacterial disinfections, and oxidative destruction of organic chemicals using zero valent iron and other metals
US8066874B2 (en) * 2006-12-28 2011-11-29 Molycorp Minerals, Llc Apparatus for treating a flow of an aqueous solution containing arsenic
EP2183383B1 (en) * 2007-08-01 2013-01-16 Hitachi Chemical Co., Ltd. Pathogen detection in large-volume particulate samples
US8252087B2 (en) * 2007-10-31 2012-08-28 Molycorp Minerals, Llc Process and apparatus for treating a gas containing a contaminant
US20090107925A1 (en) * 2007-10-31 2009-04-30 Chevron U.S.A. Inc. Apparatus and process for treating an aqueous solution containing biological contaminants
US20090107919A1 (en) * 2007-10-31 2009-04-30 Chevron U.S.A. Inc. Apparatus and process for treating an aqueous solution containing chemical contaminants
US8349764B2 (en) * 2007-10-31 2013-01-08 Molycorp Minerals, Llc Composition for treating a fluid
JP2010005485A (ja) * 2008-06-24 2010-01-14 Nihon Technical Development Center Co Ltd 水の浄化用フィルターカートリッジ
AR074321A1 (es) * 2008-11-11 2011-01-05 Molycorp Minerals Llc Remocion de materiales objetivo utilizando metales de tierras raras
US9206058B2 (en) * 2009-02-20 2015-12-08 The Water Initative, Llc Water purification and enhancement systems
TW201038510A (en) * 2009-03-16 2010-11-01 Molycorp Minerals Llc Porous and durable ceramic filter monolith coated with a rare earth for removing contaminates from water
EA201171231A1 (ru) * 2009-04-09 2012-05-30 МОЛИКОРП МИНЕРАЛЗ, ЭлЭлСи Использование редкоземельного элемента для удаления сурьмы и висмута
US8192635B2 (en) * 2009-04-20 2012-06-05 Dholakia Jayant M Method for reducing clogging of filters
EP2451271A4 (en) * 2009-07-06 2012-11-28 Molycorp Minerals Llc CERIA FOR USE AS ANTIMICROBIAL BARRIER AND DISINFECTANT IN A WOUND ASSOCIATION
MX2012005351A (es) * 2009-11-09 2012-11-23 Molycorp Minerals Llc Remocion de los colorantes con tierras raras.
US9233863B2 (en) 2011-04-13 2016-01-12 Molycorp Minerals, Llc Rare earth removal of hydrated and hydroxyl species
WO2015134981A2 (en) 2014-03-07 2015-09-11 Molycorp Minerals, Llc Cerium (iv) oxide with exceptional arsenic removal properties
US10870589B2 (en) 2016-04-27 2020-12-22 Jan D. Graves Filtering system for removing chemicals from fluids

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DE671194C (de) * 1933-11-26 1939-02-01 Atilio Antonio Manuel Bado Verfahren zur Herstellung eines Wasserentkeimungsmittels
CH272839A (de) * 1943-12-16 1951-01-15 Cookson Kenneth Verfahren zur Reinigung von Trinkwasser.
CH339888A (de) * 1954-06-23 1959-07-15 Katadyn Ges Mbh Deutsche Einrichtung zur Behandlung von Flüssigkeiten, insbesondere Trinkwasser
US3337454A (en) * 1965-08-23 1967-08-22 Gruenwald Andrew Production of potable water from effluent sewage and polluted water
US3996131A (en) * 1971-06-16 1976-12-07 Universal Oil Products Company Precoat for permeability separation systems
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US4238334A (en) * 1979-09-17 1980-12-09 Ecodyne Corporation Purification of liquids with treated filter aid material and active particulate material
US4440867A (en) * 1982-05-14 1984-04-03 Ensotech, Inc. Calcined, high surface area, particulate matter, processes using this matter, and admixtures with other agents
US4517095A (en) * 1982-09-27 1985-05-14 Ceaser Anthony V Fluoride containing compositions for removal of pollutants from waste waters and methods of utilizing same
US4642192A (en) * 1984-04-30 1987-02-10 Heskett Don E Method of treating fluids
US4687573A (en) * 1984-08-13 1987-08-18 Pall Corporation Sorbing apparatus
JPS61257234A (ja) * 1985-05-10 1986-11-14 Kao Corp 浄水剤
US4661256A (en) * 1985-10-28 1987-04-28 Uop Inc. Process for the removal of hydrocarbonaceous compounds from an aqueous stream and hydrogenating these compounds
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US4725361A (en) * 1985-11-07 1988-02-16 Aluminum Company Of America Process for removal of trihalocarbons from water
US4864012A (en) * 1985-12-23 1989-09-05 The Dow Chemical Company Process for the removal of a solute from a solution
US4923843A (en) * 1986-09-25 1990-05-08 Aluminum Company Of America Peptized activated carbon/alumina composite
US4795735A (en) * 1986-09-25 1989-01-03 Aluminum Company Of America Activated carbon/alumina composite
JPS63278515A (ja) * 1987-05-12 1988-11-16 Yahata Bussan Kk 吸着性粉体を挾入した流体清浄用シ−ト
US5019311A (en) * 1989-02-23 1991-05-28 Koslow Technologies Corporation Process for the production of materials characterized by a continuous web matrix or force point bonding
US5112482A (en) * 1989-09-07 1992-05-12 Exxon Research And Engineering Company Filter for removing hydroperoxides from lubricating oils
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JPH06126271A (ja) * 1992-10-15 1994-05-10 Hitachi Ltd 超純水製造装置とその方法

Also Published As

Publication number Publication date
CA2079820A1 (en) 1994-02-21
JP2706658B2 (ja) 1998-01-28
DE4327981A1 (de) 1994-02-24
FR2694928B1 (fr) 1996-07-19
IT1261242B (it) 1996-05-09
FR2694928A1 (fr) 1994-02-25
CA2079820C (en) 1998-07-28
DE4327981C2 (de) 1996-06-20
ITTO930624A1 (it) 1995-02-19
GB9315363D0 (en) 1993-09-08
GB2269815B (en) 1996-04-03
US5178768A (en) 1993-01-12
JPH06254546A (ja) 1994-09-13
GB2269815A (en) 1994-02-23

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970827