|
US4552153A
(en)
*
|
1983-11-17 |
1985-11-12 |
Welch Allyn Inc. |
Pressure gauge
|
|
DE3630430C1
(en)
*
|
1986-09-06 |
1987-10-29 |
Knecht Filterwerke Gmbh |
Indicator device for the degree of soiling of intake air filters
|
|
US5315838A
(en)
*
|
1993-08-16 |
1994-05-31 |
Whirlpool Corporation |
Air conditioner filter monitor
|
|
US5575832A
(en)
*
|
1994-09-21 |
1996-11-19 |
Humidtech Research, Inc. |
Regenerative hygroscopic filter and method
|
|
DE19506452A1
(de)
*
|
1995-02-24 |
1996-08-29 |
Mann & Hummel Filter |
Anzeigevorrichtung zur Anzeige des Unterdrucks
|
|
DE19506453A1
(de)
*
|
1995-02-24 |
1996-08-29 |
Mann & Hummel Filter |
Anzeigevorrichtung zur Anzeige des Unterdrucks
|
|
NZ303096A
(en)
*
|
1995-03-15 |
1999-01-28 |
Memtec America Corp |
Method and apparatus for determining the potential fouling effect of a feedstream by passing sample through filter of known properties
|
|
CA2224493A1
(en)
*
|
1995-08-04 |
1997-02-20 |
Larry R. Nepsund |
Restriction indicator for air cleaners
|
|
US6077435A
(en)
*
|
1996-03-15 |
2000-06-20 |
Usf Filtration And Separations Group Inc. |
Filtration monitoring and control system
|
|
US20040232076A1
(en)
*
|
1996-12-20 |
2004-11-25 |
Fufang Zha |
Scouring method
|
|
EP0952885B1
(en)
*
|
1996-12-20 |
2010-09-22 |
Siemens Water Technologies Corp. |
Scouring method
|
|
AUPO709797A0
(en)
*
|
1997-05-30 |
1997-06-26 |
Usf Filtration And Separations Group Inc. |
Predicting logarithmic reduction values
|
|
US6641733B2
(en)
*
|
1998-09-25 |
2003-11-04 |
U. S. Filter Wastewater Group, Inc. |
Apparatus and method for cleaning membrane filtration modules
|
|
WO1999025974A1
(en)
*
|
1997-11-14 |
1999-05-27 |
Donaldson Company, Inc. |
Restriction indicator for air cleaners
|
|
DE19751942A1
(de)
*
|
1997-11-24 |
1999-05-27 |
Mann & Hummel Filter |
Anzeigevorrichtung für den Verschmutzungsgrad eines Filterelements
|
|
AUPP985099A0
(en)
|
1999-04-20 |
1999-05-13 |
Usf Filtration And Separations Group Inc. |
Membrane filtration manifold system
|
|
US6327902B1
(en)
*
|
1999-06-25 |
2001-12-11 |
Engineered Products Company |
Air filter restriction indicator gauge
|
|
US6289726B1
(en)
*
|
1999-06-30 |
2001-09-18 |
Engineered Products Co. |
Fuel filter gauge
|
|
AU6633600A
(en)
|
1999-08-16 |
2001-03-13 |
Donaldson Company Inc. |
Restriction indicator
|
|
US6190442B1
(en)
*
|
1999-08-31 |
2001-02-20 |
Tishken Products Co. |
Air filter gauge
|
|
AUPQ680100A0
(en)
*
|
2000-04-10 |
2000-05-11 |
Usf Filtration And Separations Group Inc. |
Hollow fibre restraining system
|
|
AUPR064800A0
(en)
*
|
2000-10-09 |
2000-11-02 |
Usf Filtration And Separations Group Inc. |
Improved membrane filtration system
|
|
AUPR094600A0
(en)
*
|
2000-10-23 |
2000-11-16 |
Usf Filtration And Separations Group Inc. |
Fibre membrane arrangement
|
|
AUPR143400A0
(en)
|
2000-11-13 |
2000-12-07 |
Usf Filtration And Separations Group Inc. |
Modified membranes
|
|
AUPR421501A0
(en)
*
|
2001-04-04 |
2001-05-03 |
U.S. Filter Wastewater Group, Inc. |
Potting method
|
|
AUPR584301A0
(en)
|
2001-06-20 |
2001-07-12 |
U.S. Filter Wastewater Group, Inc. |
Membrane polymer compositions
|
|
AUPR692401A0
(en)
|
2001-08-09 |
2001-08-30 |
U.S. Filter Wastewater Group, Inc. |
Method of cleaning membrane modules
|
|
AUPR774201A0
(en)
*
|
2001-09-18 |
2001-10-11 |
U.S. Filter Wastewater Group, Inc. |
High solids module
|
|
DE60213184T2
(de)
*
|
2001-11-16 |
2007-06-28 |
U.S. Filter Wastewater Group, Inc. |
Methode zur Reinigung von Membranen
|
|
US7247238B2
(en)
|
2002-02-12 |
2007-07-24 |
Siemens Water Technologies Corp. |
Poly(ethylene chlorotrifluoroethylene) membranes
|
|
AUPS300602A0
(en)
|
2002-06-18 |
2002-07-11 |
U.S. Filter Wastewater Group, Inc. |
Methods of minimising the effect of integrity loss in hollow fibre membrane modules
|
|
JP4282598B2
(ja)
|
2002-10-10 |
2009-06-24 |
シーメンス・ウォーター・テクノロジーズ・コーポレーション |
濾過装置及び該濾過装置を洗浄する方法
|
|
AU2002953111A0
(en)
|
2002-12-05 |
2002-12-19 |
U. S. Filter Wastewater Group, Inc. |
Mixing chamber
|
|
AU2003903507A0
(en)
|
2003-07-08 |
2003-07-24 |
U. S. Filter Wastewater Group, Inc. |
Membrane post-treatment
|
|
CN103285737B
(zh)
|
2003-08-29 |
2016-01-13 |
伊沃夸水处理技术有限责任公司 |
反洗
|
|
WO2005046849A1
(en)
|
2003-11-14 |
2005-05-26 |
U.S. Filter Wastewater Group, Inc. |
Improved module cleaning method
|
|
WO2005092799A1
(en)
|
2004-03-26 |
2005-10-06 |
U.S. Filter Wastewater Group, Inc. |
Process and apparatus for purifying impure water using microfiltration or ultrafiltration in combination with reverse osmosis
|
|
WO2005107929A2
(en)
|
2004-04-22 |
2005-11-17 |
Siemens Water Technologies Corp. |
Filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials
|
|
CN102512986A
(zh)
|
2004-07-02 |
2012-06-27 |
西门子工业公司 |
气体可透膜
|
|
US8524794B2
(en)
|
2004-07-05 |
2013-09-03 |
Siemens Industry, Inc. |
Hydrophilic membranes
|
|
US7124627B2
(en)
*
|
2004-08-12 |
2006-10-24 |
Illinois Tool Works Inc |
Air filter restriction sensor assembly
|
|
EP1789164B1
(en)
|
2004-08-20 |
2013-07-03 |
Siemens Industry, Inc. |
Square mbr manifolding system
|
|
US7137303B2
(en)
*
|
2004-08-31 |
2006-11-21 |
Stanadyne Corporation |
Filter change indicator
|
|
US8790515B2
(en)
|
2004-09-07 |
2014-07-29 |
Evoqua Water Technologies Llc |
Reduction of backwash liquid waste
|
|
WO2006029456A1
(en)
|
2004-09-14 |
2006-03-23 |
Siemens Water Technologies Corp. |
Methods and apparatus for removing solids from a membrane module
|
|
NZ553771A
(en)
|
2004-09-15 |
2010-11-26 |
Siemens Water Tech Corp |
Continuously variable aeration of membrane filtration system and flow control device when used in such application
|
|
US7591950B2
(en)
|
2004-11-02 |
2009-09-22 |
Siemens Water Technologies Corp. |
Submerged cross-flow filtration
|
|
US12172111B2
(en)
|
2004-11-05 |
2024-12-24 |
Donaldson Company, Inc. |
Filter medium and breather filter structure
|
|
US8057567B2
(en)
|
2004-11-05 |
2011-11-15 |
Donaldson Company, Inc. |
Filter medium and breather filter structure
|
|
US8021457B2
(en)
|
2004-11-05 |
2011-09-20 |
Donaldson Company, Inc. |
Filter media and structure
|
|
KR20140139634A
(ko)
|
2004-11-05 |
2014-12-05 |
도날드슨 컴파니, 인코포레이티드 |
필터 매체 및 구조
|
|
ES2365928T3
(es)
|
2004-12-03 |
2011-10-13 |
Siemens Industry, Inc. |
Post-tratamiento de membranas.
|
|
JP2008525167A
(ja)
|
2004-12-24 |
2008-07-17 |
シーメンス・ウォーター・テクノロジーズ・コーポレーション |
簡易ガス洗浄方法および当該技術分野の装置
|
|
SG2014010789A
(en)
|
2004-12-24 |
2014-06-27 |
Siemens Industry Inc |
Cleaning in membrane filtration systems
|
|
US7470360B2
(en)
*
|
2005-01-21 |
2008-12-30 |
Engineered Products Company |
Fluid flow restriction indicator
|
|
JP2008531241A
(ja)
*
|
2005-01-28 |
2008-08-14 |
エンジニアード プロダクツ カンパニー |
フィルタ監視用の無ロックスイッチ
|
|
EP1846136A2
(en)
|
2005-02-04 |
2007-10-24 |
Donaldson Company, Inc. |
Aerosol separator
|
|
EP1858618B1
(en)
|
2005-02-22 |
2009-09-16 |
Donaldson Company, Inc. |
Aerosol separator
|
|
US9675938B2
(en)
|
2005-04-29 |
2017-06-13 |
Evoqua Water Technologies Llc |
Chemical clean for membrane filter
|
|
KR20080031956A
(ko)
|
2005-07-14 |
2008-04-11 |
지멘스 워터 테크놀로지스 코포레이션 |
막의 모노퍼술페이트 처리 방법
|
|
NZ565795A
(en)
|
2005-08-22 |
2011-03-31 |
Siemens Water Tech Corp |
An assembly for water filtration using a tube manifold to minimise backwash
|
|
US7563363B2
(en)
|
2005-10-05 |
2009-07-21 |
Siemens Water Technologies Corp. |
System for treating wastewater
|
|
WO2007044415A2
(en)
|
2005-10-05 |
2007-04-19 |
Siemens Water Technologies Corp. |
Method and apparatus for treating wastewater
|
|
US7455765B2
(en)
|
2006-01-25 |
2008-11-25 |
Siemens Water Technologies Corp. |
Wastewater treatment system and method
|
|
US7562579B2
(en)
|
2006-06-16 |
2009-07-21 |
Engineered Products Company |
Dial-type flow-restriction gauges
|
|
AU2007272318B2
(en)
*
|
2006-07-14 |
2011-06-09 |
Evoqua Water Technologies Llc |
Improved monopersulfate treatment of membranes
|
|
WO2008051546A2
(en)
|
2006-10-24 |
2008-05-02 |
Siemens Water Technologies Corp. |
Infiltration/inflow control for membrane bioreactor
|
|
WO2008103736A1
(en)
|
2007-02-22 |
2008-08-28 |
Donaldson Company, Inc. |
Filter element and method
|
|
WO2008103821A2
(en)
|
2007-02-23 |
2008-08-28 |
Donaldson Company, Inc. |
Formed filter element
|
|
CA2682707C
(en)
|
2007-04-02 |
2014-07-15 |
Siemens Water Technologies Corp. |
Improved infiltration/inflow control for membrane bioreactor
|
|
US9764288B2
(en)
|
2007-04-04 |
2017-09-19 |
Evoqua Water Technologies Llc |
Membrane module protection
|
|
WO2008153818A1
(en)
|
2007-05-29 |
2008-12-18 |
Siemens Water Technologies Corp. |
Membrane cleaning with pulsed airlift pump
|
|
EP2331242B1
(en)
|
2008-07-24 |
2018-09-05 |
Evoqua Water Technologies LLC |
Frame system for membrane filtration modules
|
|
US8652331B2
(en)
|
2008-08-20 |
2014-02-18 |
Siemens Water Technologies Llc |
Membrane system backwash energy efficiency
|
|
US8267681B2
(en)
|
2009-01-28 |
2012-09-18 |
Donaldson Company, Inc. |
Method and apparatus for forming a fibrous media
|
|
AU2010257526A1
(en)
|
2009-06-11 |
2012-01-12 |
Siemens Industry, Inc |
Methods for cleaning a porous polymeric membrane and a kit for cleaning a porous polymeric membrane
|
|
US20110147308A1
(en)
*
|
2009-12-21 |
2011-06-23 |
Siemens Water Technologies Corp. |
Charged Porous Polymeric Membranes and Their Preparation
|
|
EP2563501B1
(en)
|
2010-04-30 |
2019-05-15 |
Evoqua Water Technologies LLC |
Fluid flow distribution device
|
|
US9022224B2
(en)
|
2010-09-24 |
2015-05-05 |
Evoqua Water Technologies Llc |
Fluid control manifold for membrane filtration system
|
|
CA2850522C
(en)
|
2011-09-30 |
2021-03-16 |
Evoqua Water Technologies Llc |
Shut-off valve for isolation of hollow fiber membrane filtration module
|
|
KR101964484B1
(ko)
|
2011-09-30 |
2019-04-01 |
에보쿠아 워터 테크놀로지스 엘엘씨 |
개선된 매니폴드 배열
|
|
CN102678399B
(zh)
*
|
2011-12-27 |
2014-02-26 |
浙江省海洋开发研究院 |
发动机空气滤清器堵塞提醒装置
|
|
US9533261B2
(en)
|
2012-06-28 |
2017-01-03 |
Evoqua Water Technologies Llc |
Potting method
|
|
KR20150054918A
(ko)
|
2012-09-14 |
2015-05-20 |
에보쿠아 워터 테크놀로지스 엘엘씨 |
막을 위한 중합체 블렌드
|
|
US9962865B2
(en)
|
2012-09-26 |
2018-05-08 |
Evoqua Water Technologies Llc |
Membrane potting methods
|
|
WO2014052071A1
(en)
|
2012-09-26 |
2014-04-03 |
Evoqua Water Technologies Llc |
Membrane securement device
|
|
EP2900356A1
(en)
|
2012-09-27 |
2015-08-05 |
Evoqua Water Technologies LLC |
Gas scouring apparatus for immersed membranes
|
|
US10427102B2
(en)
|
2013-10-02 |
2019-10-01 |
Evoqua Water Technologies Llc |
Method and device for repairing a membrane filtration module
|
|
US10322375B2
(en)
|
2015-07-14 |
2019-06-18 |
Evoqua Water Technologies Llc |
Aeration device for filtration system
|
|
US10876503B2
(en)
*
|
2017-06-16 |
2020-12-29 |
Nick Trask |
Vehicle air intake assembly
|
|
CN115445332B
(zh)
*
|
2017-10-24 |
2024-10-29 |
唐纳森公司 |
具有阻塞指示器的空气滤清器组件
|
|
CN109260831B
(zh)
*
|
2018-09-27 |
2023-11-03 |
国网江苏省电力有限公司盐城供电分公司 |
一种配电箱用空气过滤装置
|
|
RU2697420C1
(ru)
*
|
2019-06-14 |
2019-08-14 |
Общество с ограниченной ответственностью "АТЛАНТ" |
Индикатор засорения газового фильтра
|
|
US12188438B1
(en)
*
|
2023-10-30 |
2025-01-07 |
Injen Technology Company, Ltd. |
Air intake system having a detachable window for viewing the air filter
|