with rotating scrapers

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CPC
B01D21/14

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BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01DSEPARATION B01D21/00Separation of suspended solid particles from liquids by sedimentation

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B01D21/14with rotating scrapers

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Patents Grantslast 30 patents

Information Patent Grant
Method and arrangement for controlling a dewatering process
- Patent number 11,224,829
- Issue date Jan 18, 2022
- Outotec (Finland) Oy
- Mika Kosonen
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Methods for separating non-fibrous solids from liquids using a doub...
- Patent number 10,717,666
- Issue date Jul 21, 2020
- Hall Labs LLC
- Larry Baxter
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and system for utilizing activated sludge in a ballasted flo...
- Patent number 7,153,431
- Issue date Dec 26, 2006
- I. Kruger Inc.
- James Scott Daugherty
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Aggregation precipitation method
- Patent number 7,090,777
- Issue date Aug 15, 2006
- Ebara Corporation
- Sakae Kosanda
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Tangential separating device for solid matter
- Patent number 6,641,724
- Issue date Nov 4, 2003
- Meri Entsorgungstechnik fur die Papierindustrie GmbH
- Bernhard Niemczyk
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for removing fines from oil tanks
- Patent number 6,588,601
- Issue date Jul 8, 2003
- Canadian Enviromental Equipment & Engineering Technologies Inc.
- Paul Costinel
- B08 - CLEANING
Information Patent Grant
Coagulating sedimentation apparatus
- Patent number 6,334,952
- Issue date Jan 1, 2002
- Sumitomo Heavy Industries, Ltd.
- Minoru Hayakawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and basin for sedimentation of sludge in waste water
- Patent number 6,099,743
- Issue date Aug 8, 2000
- Odense Vandselskab A/S
- John E. Pedersen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Wastewater treatment apparatus with ice resistant adjustable fricti...
- Patent number 5,423,980
- Issue date Jun 13, 1995
- Envirex Inc.
- Thomas J. Casper
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sludge treatment apparatus
- Patent number 5,068,031
- Issue date Nov 26, 1991
- Int'l Environmental Systems, Inc.
- Lawrence K. Wang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Filterator for separator
- Patent number 4,798,677
- Issue date Jan 17, 1989
- David C. Irwin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Arrangement for the flocculation of flocculatable substances in sus...
- Patent number 4,784,764
- Issue date Nov 15, 1988
- Sulzer-Escher Wyss GmbH
- Hans H. Kleinschnittger
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process and apparatus for flocculating and clarifying a solid-liqui...
- Patent number 4,603,000
- Issue date Jul 29, 1986
- Fabcon Incorporated
- John A. Casey
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Motorized surface scum skimmer for waste water treatment apparatus
- Patent number 4,594,156
- Issue date Jun 10, 1986
- Lakeside Equipment Corporation
- Peter Grujanac
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Excess overflow orifice tubes
- Patent number 4,555,340
- Issue date Nov 26, 1985
- Envirex Inc.
- William H. Boyle
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Surface skimmer means for settling tank
- Patent number 4,462,909
- Issue date Jul 31, 1984
- Dorr-Oliver Incorporated
- George W. Kennel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Decanter for decanting a fluid
- Patent number 4,390,429
- Issue date Jun 28, 1983
- Societe Anonyme dite: Alstrom-Atlantique
- Pierre Lejeune
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Apparatus for the concentration of sludges and suspensions
- Patent number 4,367,141
- Issue date Jan 4, 1983
- Bela Dorombozi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sedimentation apparatus having an improved skimming mechanism
- Patent number 4,364,834
- Issue date Dec 21, 1982
- Envirotech Corporation
- Walter G. Wawro
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sewage treatment system and process
- Patent number 4,271,027
- Issue date Jun 2, 1981
- Envirotech Corporation
- Earl M. Kelly
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
System for pollution suppression
- Patent number 4,202,371
- Issue date May 13, 1980
- TII Corporation (Telecommunications Industries, Inc.)
- Edward T. Armstrong
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Apparatus for clarifying liquid
- Patent number 4,193,877
- Issue date Mar 18, 1980
- Envirotech Corporation
- Mitchell J. Lillywhite
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for clarifying waste water
- Patent number 4,184,967
- Issue date Jan 22, 1980
- Lenox Institute for Research, Inc.
- Milos Krofta
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sedimentation device and method for purifying waste water
- Patent number 4,184,954
- Issue date Jan 22, 1980
- Albert C. Peterson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sludge thickening apparatus and process
- Patent number 4,173,534
- Issue date Nov 6, 1979
- Envirotech Corporation
- Earl M. Kelly
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
System for pollution suppression
- Patent number 4,119,273
- Issue date Oct 10, 1978
- TII Corporation
- Edward T. Armstrong
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Liquid level control system for separation tank
- Patent number 4,110,215
- Issue date Aug 29, 1978
- Sun Oil Company of Pennsylvania
- David A. Bramlett
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sludge thickening apparatus
- Patent number 4,082,671
- Issue date Apr 4, 1978
- Envirotech Corporation
- Earl M. Kelly
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Scum skimmer apparatus
- Patent number 4,046,693
- Issue date Sep 6, 1977
- Harsco Corporation
- Nolan S. Glover
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Sludge scraper mechanism
- Patent number 4,046,700
- Issue date Sep 6, 1977
- Harsco Corporation
- Nolan S. Glover
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND ARRANGEMENT FOR CONTROLLING A DEWATERING PROCESS
- Publication number 20200129887
- Publication date Apr 30, 2020
- OUTOTEC (FINLAND) OY
- Mika KOSONEN
- G05 - CONTROLLING REGULATING
Information Patent Application
Tangential Flow Particle Separator and Method Therefor
- Publication number 20130043197
- Publication date Feb 21, 2013
- Richard Karl Krouzecky
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Coagulation-sedimentation apparatus
- Publication number 20070175804
- Publication date Aug 2, 2007
- Sakae Kosanda
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method and system for utilizing activated sludge in a ballasted flo...
- Publication number 20060213832
- Publication date Sep 28, 2006
- I. Kruger Inc.
- Branden Hudson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method and device for flocculating setting
- Publication number 20050000910
- Publication date Jan 6, 2005
- Sakae Kosanda
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Coagulating sedimentation apparatus
- Publication number 20020056678
- Publication date May 16, 2002
- Sumitomo Heavy Industries, Led.
- Minoru Hayakawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

with rotating scrapers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method and arrangement for controlling a dewatering process

Methods for separating non-fibrous solids from liquids using a doub...

Method and system for utilizing activated sludge in a ballasted flo...

Aggregation precipitation method

Tangential separating device for solid matter

Apparatus for removing fines from oil tanks

Coagulating sedimentation apparatus

Method and basin for sedimentation of sludge in waste water

Wastewater treatment apparatus with ice resistant adjustable fricti...

Sludge treatment apparatus

Filterator for separator

Arrangement for the flocculation of flocculatable substances in sus...

Process and apparatus for flocculating and clarifying a solid-liqui...

Motorized surface scum skimmer for waste water treatment apparatus

Excess overflow orifice tubes

Surface skimmer means for settling tank

Decanter for decanting a fluid

Apparatus for the concentration of sludges and suspensions

Sedimentation apparatus having an improved skimming mechanism

Sewage treatment system and process

System for pollution suppression

Apparatus for clarifying liquid

Apparatus for clarifying waste water

Sedimentation device and method for purifying waste water

Sludge thickening apparatus and process

System for pollution suppression

Liquid level control system for separation tank

Sludge thickening apparatus

Scum skimmer apparatus

Sludge scraper mechanism

Patents Applicationslast 30 patents

METHOD AND ARRANGEMENT FOR CONTROLLING A DEWATERING PROCESS

Tangential Flow Particle Separator and Method Therefor

Coagulation-sedimentation apparatus

Method and system for utilizing activated sludge in a ballasted flo...

Method and device for flocculating setting

Coagulating sedimentation apparatus