EP2838852A4 - Harvesting and dewatering algae using a two-stage process - Google Patents

Harvesting and dewatering algae using a two-stage process

Info

Publication number
EP2838852A4
EP2838852A4 EP13778445.0A EP13778445A EP2838852A4 EP 2838852 A4 EP2838852 A4 EP 2838852A4 EP 13778445 A EP13778445 A EP 13778445A EP 2838852 A4 EP2838852 A4 EP 2838852A4
Authority
EP
European Patent Office
Prior art keywords
harvesting
stage process
dewatering algae
dewatering
algae
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP13778445.0A
Other languages
German (de)
French (fr)
Other versions
EP2838852A1 (en
Inventor
Nicholas Eckelberry
Pina Jose Sanchez
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ORIGINOIL Inc
Original Assignee
ORIGINOIL Inc
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 US13/753,484 external-priority patent/US20130192130A1/en
Application filed by ORIGINOIL Inc filed Critical ORIGINOIL Inc
Priority claimed from PCT/US2013/037023 external-priority patent/WO2013158795A1/en
Publication of EP2838852A1 publication Critical patent/EP2838852A1/en
Publication of EP2838852A4 publication Critical patent/EP2838852A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/463—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrocoagulation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/465—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electroflotation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/005—Combined electrochemical biological processes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M21/00—Bioreactors or fermenters specially adapted for specific uses
    • C12M21/02—Photobioreactors
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
    • C12M47/02—Separating microorganisms from the culture medium; Concentration of biomass
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Genetics & Genomics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sustainable Development (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
EP13778445.0A 2012-04-17 2013-04-17 Harvesting and dewatering algae using a two-stage process Withdrawn EP2838852A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201261625463P 2012-04-17 2012-04-17
US201261649083P 2012-05-18 2012-05-18
US13/753,484 US20130192130A1 (en) 2012-01-30 2013-01-29 Systems and methods for harvesting and dewatering algae
PCT/US2013/037023 WO2013158795A1 (en) 2012-04-17 2013-04-17 Harvesting and dewatering algae using a two-stage process

Publications (2)

Publication Number Publication Date
EP2838852A1 EP2838852A1 (en) 2015-02-25
EP2838852A4 true EP2838852A4 (en) 2016-04-27

Family

ID=52347565

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13778445.0A Withdrawn EP2838852A4 (en) 2012-04-17 2013-04-17 Harvesting and dewatering algae using a two-stage process

Country Status (1)

Country Link
EP (1) EP2838852A4 (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3664951A (en) * 1970-07-22 1972-05-23 Pollution Engineering Internat Apparatus and process to treat waste water for pollution control and industrial reuse
US3964991A (en) * 1975-07-28 1976-06-22 Canton Textile Mills, Inc. Method and apparatus for precipitating colloids from aqueous suspensions
US4012319A (en) * 1974-02-01 1977-03-15 Swift And Company Waste water treatment
US5958213A (en) * 1996-09-18 1999-09-28 Konica Corporation Water treatment method and apparatus for water containing oil droplets
US6482327B1 (en) * 1998-11-20 2002-11-19 Proudo Co., Ltd. Liquid treating process and apparatus, as well as liquid treating system
US20080006577A1 (en) * 2006-07-04 2008-01-10 Yong Su Choi Method and apparatus for wastewater treatment using nitrogen/phosphorous removal process combined with floatation separation of activated sludge
US20090321251A1 (en) * 2008-06-26 2009-12-31 David Rigby Electrochemical system and method for the treatment of water and wastewater
CN101811757A (en) * 2010-04-26 2010-08-25 中国科学院过程工程研究所 Air-assisted electro-coagulation algae water separation device and using method thereof
WO2012000056A1 (en) * 2010-07-01 2012-01-05 Mbd Energy Limited Harvesting microorganisms

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3664951A (en) * 1970-07-22 1972-05-23 Pollution Engineering Internat Apparatus and process to treat waste water for pollution control and industrial reuse
US4012319A (en) * 1974-02-01 1977-03-15 Swift And Company Waste water treatment
US3964991A (en) * 1975-07-28 1976-06-22 Canton Textile Mills, Inc. Method and apparatus for precipitating colloids from aqueous suspensions
US5958213A (en) * 1996-09-18 1999-09-28 Konica Corporation Water treatment method and apparatus for water containing oil droplets
US6482327B1 (en) * 1998-11-20 2002-11-19 Proudo Co., Ltd. Liquid treating process and apparatus, as well as liquid treating system
US20080006577A1 (en) * 2006-07-04 2008-01-10 Yong Su Choi Method and apparatus for wastewater treatment using nitrogen/phosphorous removal process combined with floatation separation of activated sludge
US20090321251A1 (en) * 2008-06-26 2009-12-31 David Rigby Electrochemical system and method for the treatment of water and wastewater
CN101811757A (en) * 2010-04-26 2010-08-25 中国科学院过程工程研究所 Air-assisted electro-coagulation algae water separation device and using method thereof
WO2012000056A1 (en) * 2010-07-01 2012-01-05 Mbd Energy Limited Harvesting microorganisms

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013158795A1 *

Also Published As

Publication number Publication date
EP2838852A1 (en) 2015-02-25

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20141013

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20160401

RIC1 Information provided on ipc code assigned before grant

Ipc: C12M 1/00 20060101ALI20160324BHEP

Ipc: C02F 1/48 20060101ALI20160324BHEP

Ipc: C02F 3/32 20060101AFI20160324BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20161101