CH412734A
(de)
*
|
1963-09-02 |
1966-04-30 |
Cellulosefabrik Attisholz Ag V |
Verfahren und Einrichtung zur Reinigung von Abwasser nach dem Belebtschlammverfahren
|
US3306447A
(en)
*
|
1963-11-15 |
1967-02-28 |
Robert B Medeiros |
Water purification system
|
US4035296A
(en)
*
|
1964-04-23 |
1977-07-12 |
Tii Corporation |
System for pollution suppression
|
US3371033A
(en)
*
|
1965-08-11 |
1968-02-27 |
Fmc Corp |
Method of treating sewage and apparatus therefor
|
FR1522592A
(fr)
*
|
1966-05-09 |
1968-04-26 |
Wibau Gmbh |
Procédé et dispositif pour l'épuration des eaux usées
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US3547816A
(en)
*
|
1967-12-01 |
1970-12-15 |
Kurita Water Ind Ltd |
Method and apparatus for waste water purification
|
US3855120A
(en)
*
|
1971-07-09 |
1974-12-17 |
P Garbo |
Oxygenation of waste water
|
US3929630A
(en)
*
|
1971-12-20 |
1975-12-30 |
Gary Aircraft Corp |
Process for biochemical reactions
|
US4011161A
(en)
*
|
1972-03-02 |
1977-03-08 |
Badische Anilin- & Soda-Fabrik Aktiengesellschaft |
Treatment of waste water produced in the manufacture of expandable polystyrene
|
JPS5551595Y2
(nl)
*
|
1972-07-31 |
1980-12-01 |
|
|
JPS4934161A
(nl)
*
|
1972-08-02 |
1974-03-29 |
|
|
JPS49122885A
(nl)
*
|
1973-03-29 |
1974-11-25 |
|
|
GB1415437A
(en)
*
|
1973-06-14 |
1975-11-26 |
Boc International Ltd |
Treatment of filters used in the purification of waste water
|
JPS5090451U
(nl)
*
|
1973-12-18 |
1975-07-31 |
|
|
US4053396A
(en)
*
|
1974-03-25 |
1977-10-11 |
Exxon Research & Engineering Co. |
Control of aerobic biological growth in activated carbon waste water treatment
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JPS51142860A
(en)
*
|
1975-04-30 |
1976-12-08 |
Dowa Mining Co Ltd |
Method for oxidation treatment of fe2+ in waste liquor
|
CH595516A5
(nl)
*
|
1975-07-23 |
1978-02-15 |
Sulzer Ag |
|
US4547286A
(en)
*
|
1980-07-22 |
1985-10-15 |
Neptune Microfloc, Inc. |
Water filtration process and apparatus having upflow filter with buoyant filter media and downflow filter with nonbuoyant filter media
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US4743382A
(en)
*
|
1980-08-06 |
1988-05-10 |
The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University |
Method and apparatus for separating suspended solids from liquids
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SE443930B
(sv)
*
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1981-05-08 |
1986-03-17 |
Flaekt Ab |
Anordning for rening av fororenad luft fran sprutbox med hjelp av biologisk nedbrytning
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DE3228365A1
(de)
*
|
1982-07-29 |
1984-02-02 |
Linde Ag, 6200 Wiesbaden |
Verfahren und vorrichtung zur biologischen reinigung von abwasser
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US4608181A
(en)
*
|
1983-03-25 |
1986-08-26 |
Neptune Microfloc, Inc. |
Water filtration apparatus having upflow buoyant media filter and downflow nonbuoyant media filter
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CA1273131A
(fr)
*
|
1984-05-23 |
1990-08-21 |
Samuel Elmaleh |
Procede pour le traitement et l'epuration des eaux, par floculation en lit fluidise des particules en suspension
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DE3737309A1
(de)
*
|
1987-09-03 |
1989-03-16 |
Tecon Gmbh |
Anlage zur aeroben biologischen reinigung von schadstoffhaltigem wasser
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JPH04504380A
(ja)
*
|
1989-04-10 |
1992-08-06 |
アライド―シグナル・インコーポレーテッド |
廃水から有機汚染物質を除去する方法
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DE4214896A1
(de)
*
|
1992-05-07 |
1993-11-11 |
Schering Ag |
Wirbelschichtfermenter
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JP3468784B2
(ja)
*
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1992-08-25 |
2003-11-17 |
栗田工業株式会社 |
超純水製造装置
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US5873997A
(en)
*
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1996-10-18 |
1999-02-23 |
The Academy Of Natural Sciences Of Philadelphia |
Bioreactor and method of measuring contaminants in an aqueous environment
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US6835560B2
(en)
*
|
2001-10-18 |
2004-12-28 |
Clemson University |
Process for ozonating and converting organic materials into useful products
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US7651615B2
(en)
*
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2005-12-23 |
2010-01-26 |
Clemson University Research Foundation |
Process for reducing waste volume
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US10875800B2
(en)
*
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2013-03-15 |
2020-12-29 |
Huei Meng Chang |
Methods and apparatuses for water treatment
|