DD104495A5 - Verfahren zur eintragung von sauerstoff oder sauerstoffhaltigem gas in eine zu klaerende fluessigkeit und einrichtung zur durchfuehrung des verfahrens - Google Patents
Verfahren zur eintragung von sauerstoff oder sauerstoffhaltigem gas in eine zu klaerende fluessigkeit und einrichtung zur durchfuehrung des verfahrensInfo
- Publication number
- DD104495A5 DD104495A5 DD16533072A DD16533072A DD104495A5 DD 104495 A5 DD104495 A5 DD 104495A5 DD 16533072 A DD16533072 A DD 16533072A DD 16533072 A DD16533072 A DD 16533072A DD 104495 A5 DD104495 A5 DD 104495A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- oxygen
- registering
- collected
- fluid
- carrying
- Prior art date
Links
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
- C02F3/14—Activated sludge processes using surface aeration
- C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical axis
- C02F3/165—Activated sludge processes using surface aeration the aerator having a vertical axis using vertical aeration channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
- B01F23/23341—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer with tubes surrounding the stirrer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
- B01F23/23361—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced in a guide tube surrounding at least partially the axis of the stirrer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
- B01F23/23362—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced under the stirrer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
- B01F23/23364—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced between the stirrer elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/234—Surface aerating
- B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
- B01F23/23421—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force the stirrers rotating about a vertical axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
- B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
- B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
- B01F23/237611—Air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
- B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
- B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
- B01F23/237612—Oxygen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/25—Mixers with both stirrer and drive unit submerged in the material being mixed
-
- 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
- C02F3/14—Activated sludge processes using surface aeration
- C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical axis
-
- 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
- C02F3/20—Activated sludge processes using diffusers
- C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
- C02F3/206—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with helical screw impellers
-
- 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
- C02F3/20—Activated sludge processes using diffusers
- C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
- C02F3/207—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with axial thrust propellers
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1292571A CH529073A (de) | 1971-09-02 | 1971-09-02 | Verfahren zur Eintragung und Umwälzung von Sauerstoff oder sauerstoffhaltigem Gas in eine zu klärende Flüssigkeit und Einrichtung zur Durchführung des Verfahrens |
Publications (1)
Publication Number | Publication Date |
---|---|
DD104495A5 true DD104495A5 (de) | 1974-03-12 |
Family
ID=4387665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD16533072A DD104495A5 (de) | 1971-09-02 | 1972-08-29 | Verfahren zur eintragung von sauerstoff oder sauerstoffhaltigem gas in eine zu klaerende fluessigkeit und einrichtung zur durchfuehrung des verfahrens |
Country Status (16)
Country | Link |
---|---|
US (1) | US3865721A (de) |
JP (1) | JPS4925766A (de) |
AT (1) | AT312530B (de) |
CA (1) | CA967688A (de) |
CH (1) | CH529073A (de) |
CS (1) | CS168003B2 (de) |
DD (1) | DD104495A5 (de) |
DE (1) | DE2216304C3 (de) |
ES (1) | ES406274A1 (de) |
FR (1) | FR2151078B3 (de) |
GB (1) | GB1381968A (de) |
HU (1) | HU170159B (de) |
IT (1) | IT964156B (de) |
NL (1) | NL7211804A (de) |
RO (1) | RO61433A (de) |
ZA (1) | ZA726011B (de) |
Families Citing this family (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4143999A (en) * | 1974-04-09 | 1979-03-13 | Weir Pumps Limited | Fluid machines |
CH572759A5 (de) * | 1974-06-11 | 1976-02-27 | Kaelin J R | |
JPS51111760A (en) * | 1975-03-27 | 1976-10-02 | Shoji Uehara | Aerating device |
US4107038A (en) * | 1977-08-12 | 1978-08-15 | Ecodyne Corporation | Method and apparatus for removing grit |
AU523598B2 (en) * | 1977-11-04 | 1982-08-05 | John Hager Reid | Aeration ditch |
US4645603A (en) * | 1977-11-09 | 1987-02-24 | Frankl Gerald P | Liquid aeration device and method |
US4290885A (en) * | 1977-12-22 | 1981-09-22 | Dochan Kwak | Aeration device |
US4663045A (en) * | 1978-09-07 | 1987-05-05 | Yeagley Henry L | Organic waste bioconverting method |
US4263135A (en) * | 1978-09-07 | 1981-04-21 | Yeagley Henry L | Continuous agitation rapid oxidation method |
JPS5592000U (de) * | 1978-12-21 | 1980-06-25 | ||
US4272461A (en) * | 1979-03-06 | 1981-06-09 | Franklin Jr Grover C | Apparatus for mixing gases with liquids |
US4336144A (en) * | 1979-03-06 | 1982-06-22 | Franklin Jr Grover C | Method for mixing gases with liquids |
CA1135180A (en) * | 1979-03-30 | 1982-11-09 | Charles B. Donaldson | Apparatus and method for producing a gas in liquid dispersion |
US4392955A (en) * | 1979-12-26 | 1983-07-12 | Ecodyne Corporation | Liquid treatment apparatus |
BE884216A (nl) * | 1980-07-08 | 1980-11-03 | Haegeman Johny H | Inrichting voor het mengen van gas met vloeistof of omgekeerd en voor het ontgassen van een vloeistof |
US4374030A (en) * | 1981-01-15 | 1983-02-15 | Franklin Jr Grover C | Method for separating a dispersed phase from a continuous phase |
CH655533B (de) * | 1981-08-14 | 1986-04-30 | ||
US4529513A (en) * | 1983-10-31 | 1985-07-16 | Deico Mac International, Inc. | Waste digestion unit |
US4519907A (en) * | 1983-12-19 | 1985-05-28 | Rexnord Inc. | Grit settling basin including vane pump |
US4750994A (en) * | 1987-09-15 | 1988-06-14 | Hydrochem Developments Ltd. | Flotation apparatus |
GB8827302D0 (en) * | 1988-11-23 | 1988-12-29 | Nytek As | Mixing device |
US4925575A (en) * | 1989-01-09 | 1990-05-15 | Just Gerard A | System for separating phases of a liquid stream |
US4981366A (en) * | 1989-02-27 | 1991-01-01 | Suburbia Systems, Inc. | Method and apparatus for mixing liquid contents in a vessel |
FR2662616B1 (fr) * | 1990-05-31 | 1994-07-08 | Anjou Rech | Installation pour le traitement de flux liquides a contacteur monophasique, et dispositif recirculateur-degazeur pour une telle installation. |
US5240598A (en) * | 1990-09-18 | 1993-08-31 | Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College | Microbubble generator for the transfer of oxygen to microbial inocula and microbubble generator immobilized cell reactor |
FR2672230B1 (fr) * | 1991-02-04 | 1993-04-16 | Anjou Rech | Installation de melange de deux phases fluides par agitation mecanique, notamment pour le traitement des eaux par transfert de gaz oxydant, et utilisation d'une telle installation. |
KR100409056B1 (ko) * | 1995-05-23 | 2004-03-22 | 가부시키 가이샤 에바라 세이사꾸쇼 | 오수의호기성처리방법및처리조 |
WO1997000123A1 (en) * | 1995-06-19 | 1997-01-03 | Clean-Flo Laboratories, Inc. | Dual aeration and cooling system |
PL316520A1 (en) * | 1995-10-26 | 1997-04-28 | Tecon Gmbh | Method of biologically treating sewages |
IT1286014B1 (it) * | 1996-11-29 | 1998-06-26 | Itt Flygt S P A | Unita' di aerazione e miscelazione,particolarmente per acque di scarico |
BE1011246A5 (nl) * | 1997-06-30 | 1999-06-01 | Aquasystems Int Nv | Inrichting voor het mengen en beluchten van vloeistoffen. |
US5988604A (en) * | 1997-10-10 | 1999-11-23 | General Signal Corporation | Mixing impellers especially adapted for use in surface aeration |
US6032931A (en) * | 1997-11-19 | 2000-03-07 | Ramco Sales, Inc. | Apparatus for selective aeration |
CA2263033A1 (en) | 1998-05-21 | 1999-11-21 | Gary L. Wegner | Cyclonic liquid circulation system |
WO2000002652A1 (en) * | 1998-07-10 | 2000-01-20 | The Penn State Research Foundation | Mixer systems |
US6158722A (en) * | 1998-09-23 | 2000-12-12 | General Signal Corporation | Mixing system for introducing and dispersing gas into liquids |
US6250797B1 (en) * | 1998-10-01 | 2001-06-26 | General Signal Corporation | Mixing impeller system having blades with slots extending essentially all the way between tip and hub ends thereof which facilitate mass transfer |
JP3291623B2 (ja) * | 1999-01-14 | 2002-06-10 | 賢一 今子 | 気液混合装置 |
US6568900B2 (en) | 1999-02-01 | 2003-05-27 | Fantom Technologies Inc. | Pressure swing contactor for the treatment of a liquid with a gas |
KR100352166B1 (ko) * | 2000-05-08 | 2002-09-12 | 주식회사 환경비젼이십일 | 기체의 효율적 용해와 슬러지 교반을 위한 방법 및 장치 |
FR2826296A1 (fr) * | 2001-06-22 | 2002-12-27 | Air Liquide | Dispositif de dissolution d'oxygene dans un liquide contenu dans un reacteur, procede de dissolution d'oxygene dans un liquide et procede d'amelioration d'un dispositif de dissolution d'oxygene dans un liquide |
US7121536B2 (en) * | 2002-01-09 | 2006-10-17 | Pond Doctor, Inc. | Wave generator with oxygen injection for treatment of a body of fluid |
US6811296B2 (en) * | 2002-11-18 | 2004-11-02 | Spx Corporation | Aeration apparatus and method |
US6808306B2 (en) * | 2003-02-14 | 2004-10-26 | Spx Corporation | Mixing vessel apparatus and method |
US7644908B1 (en) | 2006-05-19 | 2010-01-12 | Fereidoon Mohammadi | Water aeration system |
CN100424023C (zh) * | 2006-06-09 | 2008-10-08 | 高振广 | 反流式虹吸补氧器 |
US7497949B2 (en) * | 2006-11-21 | 2009-03-03 | Praxair Technology, Inc. | System and method for oxygenating an aerobic sludge digester |
DE102007001711A1 (de) * | 2007-01-11 | 2008-07-17 | EKATO Rühr- und Mischtechnik GmbH | Rühranordnung mit einem Rührorgan und einer Begasungseinrichtung |
US7699980B2 (en) | 2007-08-24 | 2010-04-20 | Praxair Technology, Inc. | System for activated sludge wastewater treatment with high dissolved oxygen levels |
US8191868B2 (en) * | 2008-10-14 | 2012-06-05 | William Frederick Tooley | Floating oxygenation circulator platform (OCP) with sub-vortex induction means |
US8387957B2 (en) * | 2009-01-29 | 2013-03-05 | Aqua-Aerobic Systems, Inc. | Downflow mixers with gas injection devices and/or baffles |
US8651766B2 (en) * | 2009-12-18 | 2014-02-18 | Robert W. Kortmann | Wind, solar and hybrid wind-solar water circulation and aeration methods and apparatus |
US10022688B2 (en) * | 2012-05-02 | 2018-07-17 | Keeton Industries | Combination submersible and floating aerator |
CN105377410B (zh) | 2013-04-19 | 2020-10-09 | Emd密理博公司 | 单次使用的生物反应器中的柔性膜隔板 |
CN103464076A (zh) * | 2013-09-11 | 2013-12-25 | 宜兴天力化工纳米科技有限公司 | 一种节能型碳化反应器 |
CN104891644A (zh) * | 2015-05-15 | 2015-09-09 | 刘婷 | 一种提升搅拌曝气装置 |
JP6929749B2 (ja) * | 2017-09-29 | 2021-09-01 | 三機工業株式会社 | 酸素供給システム、水処理システム及び酸素供給方法 |
MY194611A (en) | 2018-01-17 | 2022-12-06 | Outotec Finland Oy | Reactor for gas-liquid mass transfer |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2530814A (en) * | 1945-10-12 | 1950-11-21 | Schenley Ind Inc | Apparatus for aerating liquids |
US2554492A (en) * | 1947-09-15 | 1951-05-29 | Great Western Sugar Co | Apparatus and process for mixing solids in liquids |
US3278170A (en) * | 1963-08-15 | 1966-10-11 | Moritz Jean | Apparatus for placing gases and liquids into intimate contact |
US3360460A (en) * | 1965-01-11 | 1967-12-26 | Roy F Weston | Surface aerator |
US3353676A (en) * | 1966-05-05 | 1967-11-21 | Hirsch A Adler | Radial flow settling tank with complete volumetric transit for water and waste treatment |
JPS4515819Y1 (de) * | 1969-12-08 | 1970-07-01 | ||
US3682313A (en) * | 1970-03-02 | 1972-08-08 | Tatabanyai Szenbanyak | Apparatus for the biological purification of waste water |
SE347499B (de) * | 1970-10-02 | 1972-08-07 | Alfa Laval Ab | |
US3724667A (en) * | 1971-10-28 | 1973-04-03 | Air Prod & Chem | Activated sludge process and system |
-
1971
- 1971-09-02 CH CH1292571A patent/CH529073A/de not_active IP Right Cessation
-
1972
- 1972-04-05 DE DE2216304A patent/DE2216304C3/de not_active Expired
- 1972-04-06 AT AT297372A patent/AT312530B/de not_active IP Right Cessation
- 1972-08-22 GB GB3903972A patent/GB1381968A/en not_active Expired
- 1972-08-22 IT IT2838272A patent/IT964156B/it active
- 1972-08-29 DD DD16533072A patent/DD104495A5/de unknown
- 1972-08-29 RO RO7205772A patent/RO61433A/ro unknown
- 1972-08-30 NL NL7211804A patent/NL7211804A/xx unknown
- 1972-08-31 JP JP8754972A patent/JPS4925766A/ja active Pending
- 1972-08-31 CS CS597572A patent/CS168003B2/cs unknown
- 1972-08-31 CA CA150,875A patent/CA967688A/en not_active Expired
- 1972-09-01 HU HUKA001353 patent/HU170159B/hu unknown
- 1972-09-01 ES ES406274A patent/ES406274A1/es not_active Expired
- 1972-09-01 US US28591872 patent/US3865721A/en not_active Expired - Lifetime
- 1972-09-01 ZA ZA726011A patent/ZA726011B/xx unknown
- 1972-09-01 FR FR7231085A patent/FR2151078B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
RO61433A (de) | 1977-02-15 |
FR2151078A1 (de) | 1973-04-13 |
HU170159B (de) | 1977-04-28 |
CS168003B2 (de) | 1976-05-28 |
ZA726011B (en) | 1973-05-30 |
DE2216304A1 (de) | 1973-03-08 |
US3865721A (en) | 1975-02-11 |
FR2151078B3 (de) | 1975-10-03 |
DE2216304B2 (de) | 1975-05-22 |
JPS4925766A (de) | 1974-03-07 |
GB1381968A (en) | 1975-01-29 |
CA967688A (en) | 1975-05-13 |
IT964156B (it) | 1974-01-21 |
CH529073A (de) | 1972-10-15 |
AT312530B (de) | 1974-01-10 |
NL7211804A (de) | 1973-03-06 |
ES406274A1 (es) | 1975-08-01 |
DE2216304C3 (de) | 1978-05-24 |
Similar Documents
Publication | Publication Date | Title |
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