FI96871B - Termofil etanolproduktion - Google Patents

Termofil etanolproduktion Download PDF

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Publication number
FI96871B
FI96871B FI895633A FI895633A FI96871B FI 96871 B FI96871 B FI 96871B FI 895633 A FI895633 A FI 895633A FI 895633 A FI895633 A FI 895633A FI 96871 B FI96871 B FI 96871B
Authority
FI
Finland
Prior art keywords
ethanol
anaerobic
lld
strain
fermentation
Prior art date
Application number
FI895633A
Other languages
English (en)
Finnish (fi)
Other versions
FI96871C (sv
FI895633A0 (sv
Inventor
Brian Selby Hartley
Original Assignee
Elsworth Biotech Ltd
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
Application filed by Elsworth Biotech Ltd filed Critical Elsworth Biotech Ltd
Publication of FI895633A0 publication Critical patent/FI895633A0/sv
Application granted granted Critical
Publication of FI96871B publication Critical patent/FI96871B/sv
Publication of FI96871C publication Critical patent/FI96871C/sv

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P7/00—Preparation of oxygen-containing organic compounds
    • C12P7/02—Preparation of oxygen-containing organic compounds containing a hydroxy group
    • C12P7/04—Preparation of oxygen-containing organic compounds containing a hydroxy group acyclic
    • C12P7/06—Ethanol, i.e. non-beverage
    • C12P7/065—Ethanol, i.e. non-beverage with microorganisms other than yeasts
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20—Bacteria; Culture media therefor
    • C12N1/205—Bacterial isolates
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
    • C12R2001/00—Microorganisms ; Processes using microorganisms
    • C12R2001/01—Bacteria or Actinomycetales ; using bacteria or Actinomycetales
    • C12R2001/07—Bacillus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00—Technologies for the production of fuel of non-fossil origin
    • Y02E50/10—Biofuels, e.g. bio-diesel

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Virology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Claims (10)

1. Ett slutet förfarande med tvä steg för att producera etanol, kännetecknat därav, att man (i) utför en etanolproducerande anaerobisk fermentering av socker i ett anaerobiskt fermenteringsmedium i en tempe-ratur av ätminstone ca 70 °C, i närvaro av en sädan termo-fil, fakultativt anaerobisk bakterie, som förmär fermentera socker bäde aerobiskt och anaerobiskt och producera etanol i en temperatur av ätminstone ca 70 °C eller över denna, (ii) avlägsnar etanol fortgäende under den anaerobiska fermenteringen enligt steg (i), (iii) avlägsnar en del av fermenteringsmediet fortgäen-de under den anaerobiska fermenteringen enligt steg (i), (iv) separerar bakterierna frän det avlägsnade fermenteringsmediet och circulerar de avskiljda bakterierna tili den anaerobiska fermenteringen enligt steg (i), (v) avlägsnar etanolen frän det avlägsnade fermenteringsmediet och (vi) tillsätter det etanolfria fermenteringsmediet tili den aerobiska reaktorn och odlar bakterier, äterför en del av de erhällna bakterierna och odlingsmediet tili det • · anaerobiska odlingsmediet i den anaerobiska fermenteringen ] enligt steg (i) för att underhälla en katalytisk biomassa.
‘2. Förfarande enligt patentkravet 1, kännetecknat därav, t · · * att bakterierna är vidare kännetecknade av att en mäng- *.*.· faldigande, men metaboliskt aktiv anaerobisk fas förekommer efter det aerobiska eller anaerobiska växtsteget, varvid bildas huvudsakligen endast etanol och den anaerobiska fermenteringen utförs väsentligen i denna fas.
• · • ♦ ♦ ♦ * ♦ * * 3. Förfarande enligt patentkravet 1 eller 2, kännetecknat därav, att förfarandeförhällandena regleras sä att man maximerar proportionen mellan anaerobiskt och aerobiskt \ producerad COz, varvid etanolutbytet maximeras. < i 96871 25
4. Förfarande enligt vilket som heist av de föregäende patentkraven, kännetecknat därav, att bakterien är spe-ciellt sädan som väsentligen saknar NAD-kopplad laktatde-hydrogenasaktivitet.
5. Förfarande enligt vilket som heist av de föregäende patentkraven, kännetecknat därav, att bakterien är spe-ciellt sädan som producerar etanol väsentligen medelst pyruvatdehydrogenasvägsaktivitet.
6. Förfarande enligt patentkravet 5, kännetecknat därav, att bakterien är speciellt sädan, i vilken under fermen-teringen pyruvat-formiatlyasvägsströmningen kväves genom mutation eller medelst förhällanden, genom att förorsaka intracellulär ackumulering av metaboliter.
7. Förfarande enligt vilket som heist av de föregäende patentkraven, kännetecknat därav, att sockrarna innehäller pentoser eller cellobios.
8. Förfarande enligt vilket som heist av de föregäende patentkraven, kännetecknat därav, att stammen är speciellt Bacillus stearothermophilus.
9. Förfarande enligt patentkravet 8, kännetecknat därav, att man använder speciellt 1 · · ·* * stammen B. stearothermophilus LLD-R (NCIB 12403) eller V.* stammen B. stearothermophilus LLD-15 (NCIB 12428) eller deras varianter. • · < ♦ · · • · · :*Γ:
10. Bacillus stearothermophilus LLD-R (NCIB 12403) och . Bacillus stearothermophilus LLD-15 (NCIB 12428). • · · • · I « I « I • · I • I
FI895633A 1987-05-27 1989-11-24 Termofil etanolproduktion FI96871C (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB8712410 1987-05-27
GB878712410A GB8712410D0 (en) 1987-05-27 1987-05-27 Thermophilic ethanol production
PCT/GB1988/000411 WO1988009379A2 (en) 1987-05-27 1988-05-24 Thermophilic ethanol production
GB8800411 1988-05-24

Publications (3)

Publication Number Publication Date
FI895633A0 FI895633A0 (sv) 1989-11-24
FI96871B true FI96871B (sv) 1996-05-31
FI96871C FI96871C (sv) 1996-09-10

Family

ID=10617960

Family Applications (1)

Application Number Title Priority Date Filing Date
FI895633A FI96871C (sv) 1987-05-27 1989-11-24 Termofil etanolproduktion

Country Status (12)

Country Link
EP (1) EP0370023B1 (sv)
JP (1) JP2779191B2 (sv)
AT (1) ATE113987T1 (sv)
AU (1) AU619470B2 (sv)
BR (1) BR8807524A (sv)
CA (1) CA1341168C (sv)
DE (1) DE3852104T2 (sv)
FI (1) FI96871C (sv)
GB (1) GB8712410D0 (sv)
IN (1) IN175484B (sv)
WO (1) WO1988009379A2 (sv)
ZA (1) ZA883715B (sv)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0000185D0 (en) 2000-01-06 2000-03-01 Agrol Limited Ethanol production
GB0011186D0 (en) 2000-05-09 2000-06-28 Agrol Limited Modification of bacteria
CA2424890C (en) * 2000-10-06 2014-06-03 Elsworth Biotechnology Limited Ethanol production in gram-positive bacteria with a stabilized mutation in lactate dehydrogenase
GB0511602D0 (en) 2005-06-07 2005-07-13 Tmo Biotec Ltd Microorganisms
WO2007110592A2 (en) * 2006-03-24 2007-10-04 Elsworth Ethanol Company Limited Fermentation process for the production of ethanol
GB0605889D0 (en) * 2006-03-24 2006-05-03 Bioconversion Technologies Ltd Regulation Of Thermophile Ethanol Fermentation
US7527941B1 (en) 2006-05-24 2009-05-05 Clear Water Technologies, Inc. Process for producing ethyl alcohol from cellulosic materials
CA2660486A1 (en) * 2006-09-28 2008-04-03 Tmo Renewables Limited Thermophilic microorganisms for ethanol production
CN101617039A (zh) 2006-10-20 2009-12-30 代表亚利桑那大学的亚利桑那校董会 经修饰的蓝细菌
JP5127525B2 (ja) * 2007-03-30 2013-01-23 三井造船株式会社 アルコール連続生産方法
GB0715751D0 (en) 2007-08-13 2007-09-19 Tmo Renewables Ltd Thermophilic micro-organisms for ethanol production
WO2010036826A1 (en) * 2008-09-24 2010-04-01 Sanofi Pasteur Biologics Co. Methods and compositions for increasing toxin production
GB0820262D0 (en) 2008-11-05 2008-12-10 Tmo Renewables Ltd Microorganisms
FR2948125B1 (fr) 2009-07-17 2011-08-26 Zoran Dermanovic Procedes d'etablissement de symbioses
GB201215505D0 (en) * 2012-08-31 2012-10-17 C5 Labs Aps Process for the production of ethanol
GB201417362D0 (en) 2014-10-01 2014-11-12 Hartley Brian S Devices and methods for selection of microbial strains
CN109593792B (zh) * 2019-02-01 2022-03-22 盐城工学院 一种高产乙醇的双细胞连续发酵方法

Also Published As

Publication number Publication date
WO1988009379A2 (en) 1988-12-01
BR8807524A (pt) 1990-05-22
ZA883715B (en) 1989-03-29
GB8712410D0 (en) 1987-07-01
FI96871C (sv) 1996-09-10
FI895633A0 (sv) 1989-11-24
EP0370023A1 (en) 1990-05-30
IN175484B (sv) 1995-06-24
JPH02503506A (ja) 1990-10-25
DE3852104T2 (de) 1995-05-24
DE3852104D1 (en) 1994-12-15
WO1988009379A3 (en) 1988-12-29
JP2779191B2 (ja) 1998-07-23
EP0370023B1 (en) 1994-11-09
CA1341168C (en) 2001-01-16
AU1788388A (en) 1988-12-21
ATE113987T1 (de) 1994-11-15
AU619470B2 (en) 1992-01-30

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