WO2009058598A2 - Filtre à sulfure d'hydrogène - Google Patents

Filtre à sulfure d'hydrogène Download PDF

Info

Publication number
WO2009058598A2
WO2009058598A2 PCT/US2008/080467 US2008080467W WO2009058598A2 WO 2009058598 A2 WO2009058598 A2 WO 2009058598A2 US 2008080467 W US2008080467 W US 2008080467W WO 2009058598 A2 WO2009058598 A2 WO 2009058598A2
Authority
WO
WIPO (PCT)
Prior art keywords
volume
approximately
filter
ranges
sodium
Prior art date
Application number
PCT/US2008/080467
Other languages
English (en)
Other versions
WO2009058598A3 (fr
Inventor
Gary Hunsinger
Original Assignee
Shawndra Products, Incorporated
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
Priority claimed from US12/045,940 external-priority patent/US20090230052A1/en
Application filed by Shawndra Products, Incorporated filed Critical Shawndra Products, Incorporated
Publication of WO2009058598A2 publication Critical patent/WO2009058598A2/fr
Publication of WO2009058598A3 publication Critical patent/WO2009058598A3/fr

Links

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
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • B01J20/041—Oxides or hydroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/10—Filter screens essentially made of metal
    • B01D39/12—Filter screens essentially made of metal of wire gauze; of knitted wire; of expanded metal
    • 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
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material the material being filamentary or fibrous
    • 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
    • B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • B01J20/043—Carbonates or bicarbonates, e.g. limestone, dolomite, aragonite
    • 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
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
    • 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
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • 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
    • 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
    • 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
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28052—Several layers of identical or different sorbents stacked in a housing, e.g. in a column
    • 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
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • 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
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
    • B01J2220/66—Other type of housings or containers not covered by B01J2220/58 - B01J2220/64

Definitions

  • the disclosure relates generally to filters, and more particularly, to a filter having a filter material for capturing hydrogen sulfide (H 2 S).
  • Filter systems are commonly used for a large number of purposes and applications. In some applications, the use of a filter system is necessary for removing undesired elements that may contaminate a reaction or reduce the performance of a device/product/machine/system. Such applications may include a fuel cell system, a filtration system for a particular fuel (e.g., petroleum gas, natural gas, etc.), a water filtration system, an air filtration system, etc.
  • a filter system for a fluid may include a particulate filter and a chemical filter. The particulate filter serves to remove dust, particles, granules, gravel, debris, etc., while the chemical filter serves to remove specific chemicals, not desired in the fluid.
  • Filters for removing particulates may use membranes or layers of granular materials.
  • some commonly used filtration and/or purification techniques include: ion-exchange, distillation, osmosis, reverse osmosis, chemical adsorption, precipitation, coagulation, oxidation, flocculation, etc.
  • a filter and filter system for the removal and/or disposal of particulates and/or chemical(s), including hydrogen sulfide (H 2 S), is disclosed.
  • An embodiment of the filter system includes a filter material between two filter media, each filter media providing coalescing of liquid and particulate for removal thereof.
  • the filter material includes an absorbent material having a surface configuration that exposes the absorbent material to a fluid passing there through.
  • the absorbent material may include various chemical components and take the form of an absorbent fill, a single or multi-layered composite pack, and/or the like.
  • the filter system may include a casing for housing the filter material and filter media.
  • a first aspect of the disclosure provides a filter material comprising: an absorbent material including: quartz, magnesium oxide, sodium sesquicarbonate dihydrate, aluminum oxide, sodium oxide, silicon oxide, and carbon.
  • a second aspect of the disclosure provides a filter system comprising: a first and a second filter media for removing particulates from a fluid passing there through; and a filter material disposed between the first and second filter media, wherein the filter material includes an absorbent material configured to capture hydrogen sulfide.
  • a third aspect of the disclosure provides a method for filtering a fluid, the method comprising: passing the fluid through a first filter media for removing particulates; passing the fluid through an absorbent material for removing hydrogen sulfide; and passing the fluid through a second filter media for removing particulates.
  • FIG. 1 is a perspective view of an embodiment of a filter system according to the disclosure.
  • FIG. 2 is a top view of a section of the filter system illustrated in FIG. 1.
  • FIG. 3 is a perspective view of an embodiment of the filter material illustrated in FIG. 1 and FIG. 2.
  • FIG. 4 is a perspective view of another embodiment of the filter material illustrated in FIG. 1 and FIG. 2.
  • FIG. 5 is a side view of a screw-type fastener for an end cap illustrated in FIG. 1.
  • FIG. 1 illustrates an embodiment of a filter system 100 for filtering particulates and one or more chemicals, including hydrogen sulfide (H 2 S), from a fluid (e.g., a gas or liquid) according to the disclosure.
  • filter system 100 can be used to filter a gas (e.g., natural gas, air, or the like), and can remove liquid and/or particulates in the gas, as well as hydrogen sulfide.
  • Filter system 100 includes an outer core casing wall 102 and an inner core casing wall 104 coupled together by end caps 106 to form a concentric casing 1 16. Filter system 100 is shown with one end cap 106 removed for viewing.
  • Inner core casing wall 104 and outer core casing wall 102 may include, for example, carbon steel, stainless steel or other rigid material capable of withstanding exposure to a noxious gas. Inner core casing wall 104 and outer core casing wall 102 may include perforations 108 that allow the fluid to pass there through.
  • End caps 106 may include, for example, molded urethane or metal. As shown in FIG. 5, an end cap 106 may include a screw-type fastener 140 such as that disclosed in US Patent No. 7,294,160, which is incorporated herein by reference. In this case, the end cap 106 may be secured to concentric casing 1 16 (FIG. 1 ) with screw-type fastener 140 having a shaft 142 that is threaded 144 (FIG. 5).
  • a second filter media 1 12 adjacent to outer core casing wall 102 is arranged in a similar manner as first filter media 1 10 with respect to inner core casing wall 104 and also provides filtering (e.g., by coalescing particulates) and migration protection of the fluid. Migration protection is achieved by providing a barrier to prevent moisture from re- entering the filtered fluid.
  • Each filter media 1 10, 1 12 may be pleated and/or wire bound for coalescing of particulate and debris.
  • Filter media 1 10, 1 12 may include but is not limited to, for example, borosilicate micro fiberglass, which may be configured in multiple (e.g., five) layers encapsulated by a wire mesh 1 17 and/or a screen 1 15.
  • FIG. 2 shows a section of a top view of the filter system 100 from FIG.
  • filter material 120 is disposed between filter media 1 10 and 1 12.
  • a reinforcement 1 14 in the form of, for example, a wired framework or gauze, may be included on either side or both sides of filter material 120 to provide support thereof.
  • Filter material 120 includes an absorbent material 130.
  • filter material 120 is in the form of an absorbent fill (e.g., granular pack) that comprises absorbent material 130.
  • filter material 120 may comprise a multi- layered composite pack 122 (FIG. 3), 124 (FIG. 4).
  • the multi-layered composite pack 122, 124 may include approximately 2 to 5 layers of composite absorbent material 130 included therein.
  • the filter material 120 includes a surface 128 for exposing the absorbent material 130 to a fluid passing there through.
  • Surface 128 can comprise any configuration that provides a surface for exposing absorbent material 130 to a fluid passing there through within the confines of the curvature of the concentric casing 1 16 (FIG. 1 ).
  • surface 128 may include, but is not limited to: a flat configuration or an undulating configuration.
  • FIG. 3 shows a multi-layered composite pack 122 with an undulating (e.g., fluted) configuration 126 for exposing filter material 120 in multi-layered composite pack 122 to a fluid passing there through.
  • surface 128 can comprise other types of undulating configurations, such as pleated, regular wave-like, irregular wave-like, and/or the like.
  • FIG. 4 shows an alternative multi- layered composite pack 124 with a flat configuration 127, which may be adapted to, for example, the curvature of the concentric casing 1 16 (FIG. 1 ).
  • the surface can be formed using, for example, reinforcement(s) 1 14, or the like.
  • Absorbent material 130 may include one or more absorbent materials including, but not limited to: activated carbon, molecular sieve, sodium dihydrate, quartz, magnesium oxide, sodium sesquicarbonate dihydrate (Na 2 C ⁇ 3 » NaHC ⁇ 3 » 2H 2 O), aluminum oxide, sodium oxide, silicon oxide, carbon, and/or the like.
  • Activated carbon may be a vapor phase activated carbon (from coal), for example, AP4-60 (4mm activated carbon pellet) offered by Calgon Carbon Corporation.
  • An alternative to sesquicarbonate dihydrate may be sodium tartrate dihydrate (Na 2 C 4 H 4 06 • 2H 2 O).
  • filter material 120 may include substantially equal parts (by percentage volume) of activated carbon and molecular sieve.
  • absorbent material 130 may include substantially equal parts of molecular sieve and sodium dihydrate. Another embodiment of absorbent material 130 may include substantially all activated carbon. [0022] Other embodiments of absorbent material 130 may include various combinations of several of the absorbent materials described above. In one embodiment, absorbent material 130 comprises a combination of: approximately (0- 4)% by volume of quartz; approximately (0-5)% by volume of magnesium oxide; approximately (9-15)% by volume of sodium sesquicarbonate dihydrate; approximately (10-16)% by volume of aluminum oxide; approximately (10-16)% by volume of sodium oxide; approximately (21-27)% by volume of silicon oxide; and approximately (32-38)% by volume of carbon.
  • absorbent material 130 may include a combination of: approximately 1 % by volume of quartz, approximately 2% by volume of magnesium oxide, approximately 12% by volume of sodium sesquicarbonate dihydrate (Na 2 C ⁇ 3 » NaHC ⁇ 3 » 2(H 2 O)), approximately 13% by volume of aluminum oxide, approximately 13% by volume of sodium oxide, approximately 24% by volume of silicon oxide, and approximately 35% by volume of carbon. It is understood that this combination is only illustrative. To this extent, one or more of the percentages could be varied. For example, a combination could include more sodium sesquicarbonate dihydrate and less carbon.
  • the compositions in these embodiments may be modified to include activated carbon, molecular sieve and/or sodium dihydrate.
  • activated carbon may include carbon pellets.
  • Molecular sieve may include zeolite or other porous material.
  • An embodiment of filter material 120 has demonstrated an ability to remove at least approximately 40% by volume of the hydrogen sulfide (H 2 S) from a fluid passing there through, and may remove hydrogen sulfide from the fluid up to as high as approximately 99.5% by volume.
  • H 2 S hydrogen sulfide
  • a fluid which may include, inter alia, hydrogen sulfide (H 2 S) enters through perforations 108 (FIG. 1 ) of the center of inner core casing wall 104 and passes through first filter media 1 10 where particulates are removed (e.g., coalesced).
  • first filter media 1 10 the fluid passes through filter material 120, which filters one or more chemicals, including H 2 S, before flowing to second filter media 112.
  • Second filter media 1 12 provides further removal of the particulates (e.g., coalescing and migration protection) from the fluid that passes there through. Filtered fluid is allowed to flow through perforations 108 of outer casing wall 102 for further processing (e.g., treatment, collection, storage, and/or the like).

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

L'invention porte sur une matière filtrante pour un système de filtration et sur un procédé de filtration d'un fluide. Le système filtrant peut comprendre une matière filtrante capable de capturer le sulfure d'hydrogène (H2S) à partir d'un fluide, la matière filtrante étant disposée entre des première et seconde matières filtrantes.
PCT/US2008/080467 2007-11-01 2008-10-20 Filtre à sulfure d'hydrogène WO2009058598A2 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US98453607P 2007-11-01 2007-11-01
US60/984,536 2007-11-01
US2627408P 2008-02-05 2008-02-05
US61/026,274 2008-02-05
US12/045,940 US20090230052A1 (en) 2008-03-11 2008-03-11 Hydrogen sulfide filter
US12/045,940 2008-03-11

Publications (2)

Publication Number Publication Date
WO2009058598A2 true WO2009058598A2 (fr) 2009-05-07
WO2009058598A3 WO2009058598A3 (fr) 2009-07-30

Family

ID=40591711

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2008/080467 WO2009058598A2 (fr) 2007-11-01 2008-10-20 Filtre à sulfure d'hydrogène

Country Status (1)

Country Link
WO (1) WO2009058598A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11247143B2 (en) 2016-07-19 2022-02-15 Cummins Filtration Ip, Inc. Perforated layer coalescer
DE102021001873A1 (de) 2021-04-12 2022-10-13 Mahle International Gmbh Filtermaterialaufbau

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010089824A (ko) * 1999-01-15 2001-10-08 노만 씨. 린넬 가스 광 투과율을 최적화하기 위한 화학적 필터링
KR20030078858A (ko) * 2000-09-12 2003-10-08 도널드선 컴파니 인코포레이티드 저온 촉매 공정을 위한 에어 필터 어셈블리
KR20070051348A (ko) * 2004-08-27 2007-05-17 도널드선 컴파니 인코포레이티드 함침된 필터 부재 및 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010089824A (ko) * 1999-01-15 2001-10-08 노만 씨. 린넬 가스 광 투과율을 최적화하기 위한 화학적 필터링
KR20030078858A (ko) * 2000-09-12 2003-10-08 도널드선 컴파니 인코포레이티드 저온 촉매 공정을 위한 에어 필터 어셈블리
KR20070051348A (ko) * 2004-08-27 2007-05-17 도널드선 컴파니 인코포레이티드 함침된 필터 부재 및 방법

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11247143B2 (en) 2016-07-19 2022-02-15 Cummins Filtration Ip, Inc. Perforated layer coalescer
US11857894B2 (en) 2016-07-19 2024-01-02 Cummins Filtration Ip, Inc. Perforated layer coalescer
US11911714B2 (en) 2016-07-19 2024-02-27 Cummins Filtration Ip, Inc. Perforated layer coalescer
DE102021001873A1 (de) 2021-04-12 2022-10-13 Mahle International Gmbh Filtermaterialaufbau

Also Published As

Publication number Publication date
WO2009058598A3 (fr) 2009-07-30

Similar Documents

Publication Publication Date Title
US7101419B2 (en) Air filter assembly for low temperature catalytic processes
RU2396102C1 (ru) Аппарат для фильтрования технологических потоков текучих сред, гибридный фильтрующий элемент и способ его изготовления
Liu et al. Optimization of sulfur impregnation protocol for fixed-bed application of activated carbon-based sorbents for gas-phase mercury removal
US7494632B1 (en) Mercury sorbent delivery system for flue gas
JP5993007B2 (ja) 水銀除去用のオキサレート収着剤
US8142664B2 (en) Method for treatment of contaminated fluids
US20080274877A1 (en) Mercury removal sorbent
US7485225B2 (en) Composite adsorbent block for the treatment of contaminated fluids
WO2006026385A8 (fr) Procédé et appareil pour l'élimination de contaminants
TW201004689A (en) Method for managing the use of flow-through monolithic sorbent for the sorption of a trace contaminant from a fluid stream
Muzarpar et al. e adsorption mechanism of activated carbon and its application-A
EP2274071A1 (fr) Procédé et système pour l'élimination d'un contaminant élémentaire sous forme de trace d'un courant de fluide
US20090230052A1 (en) Hydrogen sulfide filter
WO2009058598A2 (fr) Filtre à sulfure d'hydrogène
WO2005035100A1 (fr) Air de haute purete et systeme de fractionnement de gaz
CN211562397U (zh) 一种储罐废气净化装置
US10478776B2 (en) Process for the removal of heavy metals from fluids
CN201214032Y (zh) 一种强化过滤装置
KR0155244B1 (ko) 유해가스와 미세분진을 고효율로 제거하는 필터의 구조
JPH1157693A (ja) キャッチベースン用廃水濾過装置
Enneking Fixed Bed Adsorption for Mercury Control
JP2008188546A (ja) ハロゲン系有害物質の除去・浄化・無害化装置
Becker et al. Regeneration of granular activated carbon containing benzene with natural gas
Reynolds A novel fiber-based adsorbent technology
Yuan et al. Pilot-scale adsorption of mercury chloride by powdered activated carbon derived from waste tires

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08844519

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase in:

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 08844519

Country of ref document: EP

Kind code of ref document: A2