NO780609L - Fremgangsmaate for rensing av avvann - Google Patents

Fremgangsmaate for rensing av avvann

Info

Publication number: NO780609L
Authority: NO; Norway
Prior art keywords: biofilter; water; wastewater; bacterial; chlorinated
Prior art date: 1977-07-01

Application number

NO780609A

Other languages

English (en)

Norwegian (no)

Inventor

Mirja Salkinoja-Salonen

Original Assignee

Enso Gutzeit Oy

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.)

1977-07-01

Filing date

1978-02-22

Publication date

1979-01-03

1978-02-22 Application filed by Enso Gutzeit Oy filed Critical Enso Gutzeit Oy

1979-01-03 Publication of NO780609L publication Critical patent/NO780609L/no

Links

XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 46
238000004140 cleaning Methods 0.000 title claims description 14
230000001580 bacterial effect Effects 0.000 claims description 37
239000002351 wastewater Substances 0.000 claims description 35
150000002989 phenols Chemical class 0.000 claims description 29
238000004061 bleaching Methods 0.000 claims description 18
238000000034 method Methods 0.000 claims description 18
239000007844 bleaching agent Substances 0.000 claims description 13
238000000746 purification Methods 0.000 claims description 12
239000001913 cellulose Substances 0.000 claims description 9
229920002678 cellulose Polymers 0.000 claims description 9
-1 aromatic carboxylic acids Chemical class 0.000 claims description 8
239000002699 waste material Substances 0.000 claims description 8
239000003513 alkali Substances 0.000 claims description 7
150000001491 aromatic compounds Chemical class 0.000 claims description 7
239000010802 sludge Substances 0.000 claims description 7
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 6
238000005660 chlorination reaction Methods 0.000 claims description 6
239000000126 substance Substances 0.000 claims description 5
229910021653 sulphate ion Inorganic materials 0.000 claims description 5
230000000694 effects Effects 0.000 claims description 4
RULKYXXCCZZKDZ-UHFFFAOYSA-N 2,3,4,5-tetrachlorophenol Chemical compound OC1=CC(Cl)=C(Cl)C(Cl)=C1Cl RULKYXXCCZZKDZ-UHFFFAOYSA-N 0.000 claims description 2
HSQFVBWFPBKHEB-UHFFFAOYSA-N 2,3,4-trichlorophenol Chemical compound OC1=CC=C(Cl)C(Cl)=C1Cl HSQFVBWFPBKHEB-UHFFFAOYSA-N 0.000 claims description 2
241000218631 Coniferophyta Species 0.000 claims description 2
238000012856 packing Methods 0.000 claims 1
241000894006 Bacteria Species 0.000 description 16
239000012071 phase Substances 0.000 description 11
241000196324 Embryophyta Species 0.000 description 9
230000000813 microbial effect Effects 0.000 description 7
230000015556 catabolic process Effects 0.000 description 6
150000002013 dioxins Chemical class 0.000 description 5
239000000203 mixture Substances 0.000 description 5
108090000623 proteins and genes Proteins 0.000 description 5
JMSVCTWVEWCHDZ-UHFFFAOYSA-N syringic acid Chemical compound COC1=CC(C(O)=O)=CC(OC)=C1O JMSVCTWVEWCHDZ-UHFFFAOYSA-N 0.000 description 5
WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 4
210000004027 cell Anatomy 0.000 description 4
229920005610 lignin Polymers 0.000 description 4
239000000460 chlorine Substances 0.000 description 3
150000001875 compounds Chemical class 0.000 description 3
235000015097 nutrients Nutrition 0.000 description 3
ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
239000000758 substrate Substances 0.000 description 3
231100000331 toxic Toxicity 0.000 description 3
230000002588 toxic effect Effects 0.000 description 3
KSEBMYQBYZTDHS-HWKANZROSA-M (E)-Ferulic acid Natural products COC1=CC(\C=C\C([O-])=O)=CC=C1O KSEBMYQBYZTDHS-HWKANZROSA-M 0.000 description 2
DAUAQNGYDSHRET-UHFFFAOYSA-N 3,4-dimethoxybenzoic acid Chemical compound COC1=CC=C(C(O)=O)C=C1OC DAUAQNGYDSHRET-UHFFFAOYSA-N 0.000 description 2
XMIIGOLPHOKFCH-UHFFFAOYSA-N 3-phenylpropionic acid Chemical compound OC(=O)CCC1=CC=CC=C1 XMIIGOLPHOKFCH-UHFFFAOYSA-N 0.000 description 2
FJKROLUGYXJWQN-UHFFFAOYSA-N 4-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 2
239000005711 Benzoic acid Substances 0.000 description 2
108090000790 Enzymes Proteins 0.000 description 2
102000004190 Enzymes Human genes 0.000 description 2
GPVDHNVGGIAOQT-UHFFFAOYSA-N Veratric acid Natural products COC1=CC=C(C(O)=O)C(OC)=C1 GPVDHNVGGIAOQT-UHFFFAOYSA-N 0.000 description 2
125000003118 aryl group Chemical group 0.000 description 2
235000010233 benzoic acid Nutrition 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
230000003247 decreasing effect Effects 0.000 description 2
239000007857 degradation product Substances 0.000 description 2
238000006731 degradation reaction Methods 0.000 description 2
KSEBMYQBYZTDHS-HWKANZROSA-N ferulic acid Chemical compound COC1=CC(\C=C\C(O)=O)=CC=C1O KSEBMYQBYZTDHS-HWKANZROSA-N 0.000 description 2
235000001785 ferulic acid Nutrition 0.000 description 2
229940114124 ferulic acid Drugs 0.000 description 2
KSEBMYQBYZTDHS-UHFFFAOYSA-N ferulic acid Natural products COC1=CC(C=CC(O)=O)=CC=C1O KSEBMYQBYZTDHS-UHFFFAOYSA-N 0.000 description 2
LHGVFZTZFXWLCP-UHFFFAOYSA-N guaiacol Chemical compound COC1=CC=CC=C1O LHGVFZTZFXWLCP-UHFFFAOYSA-N 0.000 description 2
238000002955 isolation Methods 0.000 description 2
239000007788 liquid Substances 0.000 description 2
235000010204 pine bark Nutrition 0.000 description 2
239000002574 poison Substances 0.000 description 2
231100000614 poison Toxicity 0.000 description 2
239000000047 product Substances 0.000 description 2
YQUVCSBJEUQKSH-UHFFFAOYSA-N protochatechuic acid Natural products OC(=O)C1=CC=C(O)C(O)=C1 YQUVCSBJEUQKSH-UHFFFAOYSA-N 0.000 description 2
241000894007 species Species 0.000 description 2
YIBXWXOYFGZLRU-UHFFFAOYSA-N syringic aldehyde Natural products CC12CCC(C3(CCC(=O)C(C)(C)C3CC=3)C)C=3C1(C)CCC2C1COC(C)(C)C(O)C(O)C1 YIBXWXOYFGZLRU-UHFFFAOYSA-N 0.000 description 2
238000012360 testing method Methods 0.000 description 2
QURCVMIEKCOAJU-UHFFFAOYSA-N trans-isoferulic acid Natural products COC1=CC=C(C=CC(O)=O)C=C1O QURCVMIEKCOAJU-UHFFFAOYSA-N 0.000 description 2
WKOLLVMJNQIZCI-UHFFFAOYSA-N vanillic acid Chemical compound COC1=CC(C(O)=O)=CC=C1O WKOLLVMJNQIZCI-UHFFFAOYSA-N 0.000 description 2
TUUBOHWZSQXCSW-UHFFFAOYSA-N vanillic acid Natural products COC1=CC(O)=CC(C(O)=O)=C1 TUUBOHWZSQXCSW-UHFFFAOYSA-N 0.000 description 2
WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 description 1
KEWNKZNZRIAIAK-UHFFFAOYSA-N 2,3,5,6-tetrachlorophenol Chemical class OC1=C(Cl)C(Cl)=CC(Cl)=C1Cl KEWNKZNZRIAIAK-UHFFFAOYSA-N 0.000 description 1
HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
229940090248 4-hydroxybenzoic acid Drugs 0.000 description 1
241000251468 Actinopterygii Species 0.000 description 1
229920001817 Agar Polymers 0.000 description 1
241000219198 Brassica Species 0.000 description 1
235000003351 Brassica cretica Nutrition 0.000 description 1
235000003343 Brassica rupestris Nutrition 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
241000863012 Caulobacter Species 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
WBYWAXJHAXSJNI-SREVYHEPSA-N Cinnamic acid Chemical compound OC(=O)\C=C/C1=CC=CC=C1 WBYWAXJHAXSJNI-SREVYHEPSA-N 0.000 description 1
108010010803 Gelatin Proteins 0.000 description 1
241000862974 Hyphomicrobium Species 0.000 description 1
OUYCCCASQSFEME-QMMMGPOBSA-N L-tyrosine Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-QMMMGPOBSA-N 0.000 description 1
241000862991 Leptothrix <Bacteria> Species 0.000 description 1
229910002651 NO3 Inorganic materials 0.000 description 1
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
241000589516 Pseudomonas Species 0.000 description 1
241001478894 Sphaerotilus Species 0.000 description 1
241000605008 Spirillum Species 0.000 description 1
241000589973 Spirochaeta Species 0.000 description 1
241000589970 Spirochaetales Species 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
239000002253 acid Substances 0.000 description 1
239000008272 agar Substances 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
QKSKPIVNLNLAAV-UHFFFAOYSA-N bis(2-chloroethyl) sulfide Chemical compound ClCCSCCCl QKSKPIVNLNLAAV-UHFFFAOYSA-N 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
235000010980 cellulose Nutrition 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
210000000349 chromosome Anatomy 0.000 description 1
235000013985 cinnamic acid Nutrition 0.000 description 1
229930016911 cinnamic acid Natural products 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000008273 gelatin Substances 0.000 description 1
229920000159 gelatin Polymers 0.000 description 1
235000019322 gelatine Nutrition 0.000 description 1
235000011852 gelatine desserts Nutrition 0.000 description 1
239000011521 glass Substances 0.000 description 1
239000001963 growth medium Substances 0.000 description 1
229960001867 guaiacol Drugs 0.000 description 1
230000002045 lasting effect Effects 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
238000005259 measurement Methods 0.000 description 1
WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 description 1
244000005706 microflora Species 0.000 description 1
235000013336 milk Nutrition 0.000 description 1
239000008267 milk Substances 0.000 description 1
210000004080 milk Anatomy 0.000 description 1
238000002156 mixing Methods 0.000 description 1
239000010841 municipal wastewater Substances 0.000 description 1
235000010460 mustard Nutrition 0.000 description 1
238000006386 neutralization reaction Methods 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
238000004806 packaging method and process Methods 0.000 description 1
238000005325 percolation Methods 0.000 description 1
230000002572 peristaltic effect Effects 0.000 description 1
239000013612 plasmid Substances 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
238000011160 research Methods 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
239000008107 starch Substances 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
231100000419 toxicity Toxicity 0.000 description 1
230000001988 toxicity Effects 0.000 description 1
230000007704 transition Effects 0.000 description 1
OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 description 1
235000002374 tyrosine Nutrition 0.000 description 1
238000004065 wastewater treatment Methods 0.000 description 1
239000003643 water by type Substances 0.000 description 1
239000002023 wood Substances 0.000 description 1

Classifications

- 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
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1231—Treatments of toxic sewage
- 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
- C02F3/02—Aerobic processes
- C02F3/04—Aerobic processes using trickle filters
- 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
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
- 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
- C02F3/30—Aerobic and anaerobic processes
- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/908—Organic
- Y10S210/909—Aromatic compound, e.g. pcb, phenol

Landscapes

Life Sciences & Earth Sciences (AREA)
Microbiology (AREA)
Organic Chemistry (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Chemical & Material Sciences (AREA)
Biodiversity & Conservation Biology (AREA)
Health & Medical Sciences (AREA)
Toxicology (AREA)
Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Biological Treatment Of Waste Water (AREA)
Micro-Organisms Or Cultivation Processes Thereof (AREA)
Water Treatment By Sorption (AREA)
Sanitary Device For Flush Toilet (AREA)

NO780609A 1977-07-01 1978-02-22 Fremgangsmaate for rensing av avvann NO780609L (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FI772069A FI58904C (fi)	1977-07-01	1977-07-01	Foerfarande foer rening av avvatten innehaollande fenoliska foereningar

Publications (1)

Publication Number	Publication Date
NO780609L true NO780609L (no)	1979-01-03

Family

ID=8510948

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO780609A NO780609L (no)	1977-07-01	1978-02-22	Fremgangsmaate for rensing av avvann

Country Status (13)

Country	Link
US (1)	US4169049A (sv)
JP (1)	JPS5413663A (sv)
AT (1)	AT376191B (sv)
BR (1)	BR7802028A (sv)
CA (1)	CA1099829A (sv)
CH (1)	CH642609A5 (sv)
DE (1)	DE2807529C2 (sv)
FI (1)	FI58904C (sv)
FR (1)	FR2395957A1 (sv)
GB (1)	GB1561576A (sv)
IT (1)	IT7848952A0 (sv)
NO (1)	NO780609L (sv)
SE (1)	SE427266B (sv)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI793914A (fi) *	1979-12-13	1981-06-14	Enso Gutzeit Oy	Foerfarande foer att rena avloppsvatten vid svaevlagerreaktor
DE3169613D1 (en) *	1980-12-19	1985-05-02	Univ Nagoya	A method of treating waste liquors containing phenol
US4379050A (en) *	1981-10-27	1983-04-05	The United States Of America As Represented By The Secretary Of The Army	Granular fluid biofilter reversing
US4511657A (en) *	1982-05-25	1985-04-16	Occidental Chemical Corporation	Treatment of obnoxious chemical wastes
JPS6015397B2 (ja) *	1983-05-20	1985-04-19	名古屋大学長	ホルムアルデヒドを含有するフエノ−ル類含有廃水の処理方法
US4732680A (en) *	1985-05-08	1988-03-22	Betz Laboratories, Inc.	Biochemical conversion processes
GB2175891A (en) *	1985-05-21	1986-12-10	Water Res Centre	Biological treatment of aqueous liquids
US4664805A (en) *	1985-07-23	1987-05-12	Regents Of The University Of California	Analog enrichment decontamination process
NL8600723A (nl) *	1986-03-20	1987-10-16	Pacques Bv	Werkwijze voor het zuiveren van afvalwater.
FR2600636B1 (fr) *	1986-06-30	1991-12-06	Decades	Procede de filtration des effluents concentres en matieres organiques
WO1990001465A1 (en) *	1988-08-08	1990-02-22	Alko Ltd.	A process for the microbiological purification of water and a microorganism for use in said process
US5087353A (en) *	1988-11-03	1992-02-11	Ecological Engineering Associates	Solar aquatic apparatus for treating waste
US5409834A (en) *	1993-04-06	1995-04-25	Birdwell; Robert S.	Method and apparatus for removing pollutants from a source of polluted air
FI100521B (sv) *	1993-06-01	1997-12-31	Akvaterra Oy	Förfarande för rengöring av klorfenolhaftigt vatten och nedbrytning av klorfenol
WO2002046105A2 (en) *	2000-12-04	2002-06-13	Laing Mark D	Bioreactor for bioremediation of waste water
US20030085174A1 (en) *	2001-04-19	2003-05-08	Zappi Mark E	On-site biological treatment of contaminated fluids
DE202009008044U1 (de) *	2009-06-09	2009-09-24	Bräuchle, Tino	Vorrichtung zur Reinigung eines künstlichen Gewässers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1437401A (en) *	1919-06-23	1922-12-05	Koppers Co Inc	Purification of phenol-containing liquors
US1437394A (en) *	1920-04-30	1922-12-05	Koppers Co Inc	Purification of phenol-contaminated liquors
GB374125A (en) *	1931-03-04	1932-06-06	Lurgi Ges Fuer Waermetechnik	Process for purifying potable water
JPS5113348B1 (sv) *	1968-04-27	1976-04-27
US3871956A (en) *	1970-06-03	1975-03-18	Bioteknika International	Microbial degradation of petroleum
US3700590A (en) *	1970-08-31	1972-10-24	Microphor Inc	Separation of organic solids from waste liquids
FR2189326A1 (en) *	1972-06-22	1974-01-25	Microphor Inc	Organic solid digestion - using microbiological communities supported on bark fibre strips

1977
- 1977-07-01 FI FI772069A patent/FI58904C/fi not_active IP Right Cessation
1978
- 1978-01-31 SE SE7801146A patent/SE427266B/sv not_active IP Right Cessation
- 1978-02-02 GB GB4283/78A patent/GB1561576A/en not_active Expired
- 1978-02-02 US US05/874,523 patent/US4169049A/en not_active Expired - Lifetime
- 1978-02-09 CA CA296,529A patent/CA1099829A/en not_active Expired
- 1978-02-22 NO NO780609A patent/NO780609L/no unknown
- 1978-02-22 DE DE2807529A patent/DE2807529C2/de not_active Expired
- 1978-02-24 FR FR7805409A patent/FR2395957A1/fr active Pending
- 1978-02-27 JP JP2195878A patent/JPS5413663A/ja active Granted
- 1978-03-17 CH CH291078A patent/CH642609A5/de not_active IP Right Cessation
- 1978-03-23 AT AT209378A patent/AT376191B/de not_active IP Right Cessation
- 1978-03-31 BR BR7802028A patent/BR7802028A/pt unknown
- 1978-04-18 IT IT7848952A patent/IT7848952A0/it unknown

Also Published As

Publication number	Publication date
CA1099829A (en)	1981-04-21
GB1561576A (en)	1980-02-27
JPS5413663A (en)	1979-02-01
DE2807529C2 (de)	1983-03-10
SE7801146L (sv)	1979-01-02
BR7802028A (pt)	1979-04-17
SE427266B (sv)	1983-03-21
FR2395957A1 (fr)	1979-01-26
US4169049A (en)	1979-09-25
FI58904B (fi)	1981-01-30
CH642609A5 (de)	1984-04-30
AT376191B (de)	1984-10-25
ATA209378A (de)	1984-03-15
DE2807529A1 (de)	1979-01-11
IT7848952A0 (it)	1978-04-18
FI58904C (fi)	1981-05-11
JPS5711719B2 (sv)	1982-03-05

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