US400890A
(en)
*
|
|
1889-04-09 |
|
Regulation of electric motors |
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(en)
*
|
|
1892-07-12 |
|
Sack-holder |
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(en)
*
|
|
1860-04-17 |
|
Improvement in windmills |
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(en)
*
|
|
1869-05-04 |
|
Improvement in nut-locks for fish-plates |
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(en)
*
|
|
1878-07-02 |
|
Improvement in file-guards |
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*
|
|
1873-07-29 |
|
Improvement in the methods of blasting rock |
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*
|
|
1875-06-08 |
|
Improvement in nail-feed attachments for nailing-machines |
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*
|
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1868-03-10 |
|
Improved pavement |
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|
|
1873-03-11 |
|
Improvement in combined globe-valves and traps |
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|
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1876-06-06 |
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Improvement in washing-machines |
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*
|
|
1874-07-21 |
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Improvement in edge-planes |
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1880-04-20 |
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Elias h |
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*
|
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1889-01-29 |
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Car coupling-link |
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1874-03-17 |
|
Improvement in making butterime |
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1903-08-07 |
1904-06-28 |
Charles W Joynt |
Portable apparatus for thawing frozen ground.
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BE608328A
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1960-09-19 |
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1970-01-26 |
1972-09-26 |
Air Intake Renu |
Method for inspecting filters
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1970-08-05 |
1973-01-02 |
Abcor Inc |
Hollow fiber membrane device and method of fabricating same
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1973-11-19 |
1976-11-16 |
Raypak, Inc. |
Automatic flushing system for membrane separation machines such as reverse osmosis machines
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1974-04-19 |
1976-07-06 |
The Dow Chemical Company |
Method of repairing leaky hollow fiber permeability separatory devices
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1976-08-09 |
1980-03-11 |
Massey-Ferguson Inc. |
Stackable filter head unit
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1977-03-03 |
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Creative Dispensing Systems, Inc. |
Inlet conduit fluid filter
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1977-12-02 |
1980-03-11 |
Exxon Research & Engineering Co. |
Method of making lead-rich and bismuth-rich pyrochlore compounds using an alkaline medium and a reaction enhancing anodic potential
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1978-03-20 |
1980-03-18 |
Industrial Air, Inc. |
Air filter construction
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1978-10-04 |
1980-02-19 |
Standard Oil Company (Indiana) |
Method for detecting membrane leakage
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1979-05-03 |
1980-08-19 |
Textron, Inc. |
Filter element having removable filter media member
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1979-07-18 |
1981-02-03 |
Baxter Travenol Laboratories, Inc. |
Method of repairing leaks in a hollow capillary fiber diffusion device
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1980-10-17 |
1982-04-30 |
Asahi Glass Co Ltd |
Organic solution of fluorinated copolymer containing carboxyl group
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1980-10-30 |
1983-05-24 |
Amf Incorporated |
Method and apparatus for testing and using membrane filters in an on site of use housing
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JPS57102202A
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1980-12-18 |
1982-06-25 |
Toyobo Co Ltd |
Fluid separator
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1982-03-29 |
1989-03-14 |
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Filter element assembly replaceable mesh pack
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1982-04-23 |
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Jgc Corporation |
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1982-05-13 |
1983-11-24 |
Gerhard Kunz |
Method for the treatment of a liquid phase, particularly method for desalting aqueous solutions, as well as device for its implementation
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1982-06-03 |
1984-03-27 |
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1982-12-27 |
1987-04-08 |
Brunswick Corp |
Method and device for testing the permeability of membrane filters
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1983-02-28 |
1987-05-12 |
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Filtration apparatus using hollow fiber-membrane
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1983-02-28 |
1984-09-11 |
Kuraray Co Ltd |
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1983-05-13 |
1984-11-15 |
Henkel KGaA, 4000 Düsseldorf |
Verwendung von coloymeren aus estern und amiden der acryl- und/oder methacrylsaeure als stockpunkterniedriger fuer paraffinloesungen
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1983-05-17 |
1983-06-22 |
Whatman Reeve Angel Plc |
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Apparatus for filtering water containing radioactive substances in nuclear power plants
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1983-09-30 |
1985-04-11 |
Memtec Limited |
Cleaning of filters
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1984-05-21 |
1986-09-02 |
Pall Corporation |
Filter cartridge with a connector seal
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1984-07-09 |
1989-04-27 |
Millipore Corp |
Improved electrodeionization apparatus and method
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1984-07-24 |
1986-02-15 |
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1984-08-01 |
1986-02-13 |
Filterwerk Mann & Hummel Gmbh, 7140 Ludwigsburg |
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Concentration of solids in a suspension
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1987-02-10 |
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Multiple-disc type filter with extensible support
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1985-03-28 |
1990-06-21 |
Memtec Ltd |
Kuehlung von hohlfaser-kreuzstrom-separatoren.
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1985-04-10 |
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Memtec Ltd |
Filter mit aenderlichem volumen oder konzentrator.
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Fluid treatment process and apparatus
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Apparatus for measuring transmission of volatile substances through films
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1985-09-09 |
1987-04-14 |
The Dow Chemical Company |
System for analyzing permeation of a gas or vapor through a film or membrane
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1985-10-08 |
1989-10-24 |
Ebara Corporation |
Hollow fiber filter device
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1987-07-02 |
Kernforschungsz Karlsruhe |
Querstrom-mikrofilter
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1986-01-28 |
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Donaldson Company, Inc. |
Photoelectric bubble detector apparatus and method
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ヤマハ発動機株式会社 |
内燃機関の吸気装置
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1986-05-27 |
1987-12-03 |
Akzo Gmbh |
Verfahren zur bestimmung des blaspunktes bzw. der groessten pore von membranen oder filterwerkstoffen
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1986-07-08 |
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Pall Corporation |
Container for pressurized fluid
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1986-07-08 |
1987-06-02 |
E. I. Du Pont De Nemours And Company |
Multiple bundle fluid separation apparatus
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1986-07-11 |
1990-07-16 |
Mentec Ltd |
Procedimiento para la limpieza de filtros.
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1986-09-04 |
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メムテック・リミテッド |
中空繊維フィルターの洗浄方法
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1986-09-12 |
1992-03-12 |
Memtec Ltd |
Hohlfaserfilterpatrone und -verteiler.
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1986-09-12 |
1992-03-10 |
Memtec Limited |
Hollow fibre filter cartridge and header
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1986-12-19 |
1988-11-01 |
Goldsmith Robert L |
Cross-flow filtration device with filtrate flow conduits and method of forming same
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1987-04-02 |
1989-11-02 |
モトローラ・インコーポレーテッド |
小型パーソナル通信機用アンテナ・チューニング装置
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1987-06-22 |
1989-07-11 |
Osmonics, Inc. |
Cross-flow filtration membrane test unit
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Method and apparatus for purifying fluids
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1988-02-05 |
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The Dow Chemical Company |
Chromatographic separation using ion-exchange resins
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1989-02-07 |
1991-03-12 |
Lundberg Bo E H |
Filter unit
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1989-02-15 |
1990-08-16 |
Fraunhofer Ges Forschung |
Polymermembranen auf der basis von polyvinylidenfluorid, verfahren zu deren herstellung und deren verwendung
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1989-04-28 |
1990-11-16 |
X Flow Bv |
Werkwijze voor het vervaardigen van een microporeus membraan en een dergelijk membraan.
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1989-05-16 |
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Electric Power Research Institute, Inc. |
Automated membrane filter sampler
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Apparatus for measuring water vapor permeability through sheet materials
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1989-07-13 |
1991-01-24 |
Akzo Gmbh |
Flach- oder kapillarmembran auf der basis eines homogenen gemisches aus polyvinylidenfluorid und eines zweiten, durch chemische umsetzung hydrophilierbaren polymeren
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Filter cartridge manifold
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Zenon Environmental Inc. |
Tubular membrane module
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Millipore Corporation |
Porous membrane formed from interpenetrating polymer network having hydrophilic surface
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Porous membrane formed from interpenetrating polymer network having hydrophilic surface
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Rotationally and axially restrained drill bit and chuck assembly
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Introducing and removing ion-exchange and other particulates from an assembled electrodeionization stack
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Apparatus and process for treating water
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Hollow fiber membrane and braided tubular support therefor
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Filtration membrane with calcined α-alumina particles therein
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Spider fitting for multi-module filter system, and motive cart assembly comprising same
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Hydrophilic membrane
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*
|
1998-10-09 |
2003-04-22 |
Zenon Environmental Inc. |
Cyclic aeration system for submerged membrane modules
|
DE69916479T2
(de)
*
|
1998-10-09 |
2005-03-24 |
Zenon Environmental Inc., Oakville |
Zyklisch arbeitendes belüftungssystem für tauchmembranmodul
|
JP4107453B2
(ja)
*
|
1998-11-26 |
2008-06-25 |
旭化成ケミカルズ株式会社 |
中空糸膜カートリッジ
|