EP1064133B1 - Verfahren zur herstellung von schaummassen, insbesondere schaumzementmassen und vorrichtung dazu - Google Patents
Verfahren zur herstellung von schaummassen, insbesondere schaumzementmassen und vorrichtung dazu Download PDFInfo
- Publication number
- EP1064133B1 EP1064133B1 EP99916759A EP99916759A EP1064133B1 EP 1064133 B1 EP1064133 B1 EP 1064133B1 EP 99916759 A EP99916759 A EP 99916759A EP 99916759 A EP99916759 A EP 99916759A EP 1064133 B1 EP1064133 B1 EP 1064133B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- flow
- product flow
- product
- jet pump
- mixing reactor
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/38—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions wherein the mixing is effected both by the action of a fluid and by directly-acting driven mechanical means, e.g. stirring means ; Producing cellular concrete
- B28C5/381—Producing cellular concrete
-
- 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
- B01F23/29—Mixing systems, i.e. flow charts or diagrams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/311—Injector mixers in conduits or tubes through which the main component flows for mixing more than two components; Devices specially adapted for generating foam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
- B01F33/821—Combinations of dissimilar mixers with consecutive receptacles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/38—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions wherein the mixing is effected both by the action of a fluid and by directly-acting driven mechanical means, e.g. stirring means ; Producing cellular concrete
- B28C5/381—Producing cellular concrete
- B28C5/386—Plants; Systems; Methods
Definitions
- the invention relates to a method of manufacture of foam materials, in particular foam cement materials, which are essentially from a starting product, in particular cement paste, and a foaming agent, in one over one Feed pump with a storage container for the starting product related mixing reactor and an apparatus therefor.
- Foam masses or foam cement masses are used in modern Building technology, especially when renovating old buildings as well as in the construction of new buildings, often used.
- In the production of walkable floors, screeds, etc. must usually to compensate for height differences on the bare floor, Depressions, cavities and the like applied in order to manufacture the further floor structure. This balance is generally achieved by installing foamed sheets and / or the use of loose fillings of insulation materials accomplished.
- these are known compensation procedures very labor intensive and therefore expensive. in the they are also questionable from an occupational medical point of view.
- foam mass in which a different binder is used instead of cement, or foam cement mass is carried out by mixing air, water and a foaming agent into a foam.
- This foam is fed to a mixing device at the processing site and introduced into a cement paste consisting of cement and water.
- This manufacturing process is almost exclusively suitable for the production of a so-called heavy foam with a foam density of more than 800kg / m 3 .
- DE 41 18 537 C1 discloses a method for producing a so-called lightweight foam with a foam density between 250 and 400kg / m 3 and an apparatus for carrying out the method.
- cement paste is injected into a mixing chamber under high pressure and mixed with a foaming agent. Due to the high pressure, this mixture is fed to an expansion nozzle into which compressed air is blown in to foam.
- DE 36 31 223 A1 shows a device for Production of a hardening foam mass with a fine pore structure, in particular a cement foam mass that a Pipe supplied and arranged in the pipe transport and Mixing tools both transported and mixed becomes.
- the water and foaming agent Foam mass is via the transport path formed by the tube distributed from outside. This is intended to reduce the water content the foam mass that adversely affects curing the same affects, are reduced.
- DE 32 22 033 A1 describes a process for the production a pore mortar with a low specific Weight described using compressed air.
- the device is used to carry out the method Perforated plates exist in a row in a pipe are arranged and through which the mortar mass flows. By appropriate connections, the compressed air is introduced into the pipe, where it mixes with the mortar.
- DE-A-23 48 915 discloses a plant for the production of foam cement, each with a volumetric pump for pumping water, foam, air and cement paste or mortar. Pumps for water, foam and the air is connected to a foam-forming sling, which is connected to a collector in which the cement or mortar is promoted. The mixture is from the collector transported to a mixing machine at the point of use.
- the known devices and methods are disadvantageous in that than the consistency and thus the quality of the Foam masses or foam cement masses through the multitude of consecutive mixing and conveying units changed. Furthermore, the known systems are only for production of foam masses in a very restricted density range suitable and very complex using a variety built by auxiliary units.
- UA-A-5 556 033 describes a device for manufacturing a sprayable foam mass for a weatherproof Protective cover known to cover a waste dump (Landfill).
- the device comprises a storage container in which an agitator is arranged with a mixer is connected and to promote the foam mass is coupled with a pumper that blends the mixture into one Control valve transported. From this regulator valve an outlet leads to an injection device, on the one hand via a pipeline to the storage container and to the other via an inlet channel in connection with a foam generator stands.
- the foam generator comprises a foam agent tank which is coupled to an injector, the injector to make a foam with a Compressor for generating compressed air is connected.
- the one with Compressed air produced foam is through a nozzle of the injection device fed and passes through the pipeline into the storage container in which the foam with the agitator is mixed into a slurry, which in turn is from the Pump is fed to the regulating valve. From the regulating valve a partial flow is coupled through a pipeline Jet nozzle discharged and a product stream in turn passed to the injector in which the product flow Foam is fed, after which the product flow through the pipeline again gets into the storage container.
- DE-A-31 32 667 discloses a method and a device for producing porous or foam concrete or the like, with foaming agents, water and Compressed air for producing a raw material to be mixed Foam can be merged.
- the foam agent supply is controlled by the inflowing water.
- to Carrying out the process is the water inflow as a jet pump trained for the liquid foaming agent, its inflow opens directly at the jet pump nozzle.
- the course is the supply of compressed air for processing of the foaming agent provided, which is then a Foam lance gets into a mixing vessel, where the now formed Foam is mixed with the starting product.
- From US-A-2 733 053 is a mixing machine for manufacturing a foam cement mass known, the principle of which is based on to circulate a solid material in a mixing reactor and with to mix different components, being in the mixing reactor a rotating agitator is arranged.
- the components are a water tank 16 and a cement tank 20 provided.
- the object is thereby achieved solved that a product stream taken from the mixing reactor under Supply of the foaming agent and atmospheric air in the Circulation the storage container kept at a minimum level is supplied via a jet pump, the product stream after a mixing phase, a partial flow for processing is removed and the product stream in the jet pump the foaming agent is added.
- the product stream flowing continuously through the mixing reactor essentially from that stored in the storage container
- Starting product, the foaming agent and atmospheric Air exists in an empirically determined mixing phase mixed with the starting product until one homogeneous foam mass of high quality is present.
- the mixing phase ended and the product stream becomes a partial stream taken for processing.
- the starting product for example cement glue
- the Product stream is with a truck mixer to the storage container at the processing point transported, its transport capacity not through the foaming agent is reduced because it is provided separately becomes.
- by adding the foaming agent pollution to the product stream in the jet pump greatly reduced during the production of the foam mass.
- a compressed gas is preferably added to the product stream.
- the compressed gas becomes the product stream in the jet pump added. This will cause excessive dust formation or contamination during the production of the foam mass greatly reduced and occupational health concerns always can occur as far as possible if there is a lot of dust be excluded.
- the amount of the product stream is expediently mixed Foam agent and / or the compressed gas measured and regulated. This measure allows the foam mass to be adjusted to a desired density, which is required for processing is. Furthermore, the foam agent is expediently and / or the compressed gas from a metering pump through a Flow meter conveyed to the jet pump.
- the partial flow a density measuring device. This continuously working facility serves to monitor the quality of the Partial flow.
- the density of the partial stream is preferably volumetric or determined gravimetrically.
- the partial flow is also preferred depending on the result of the density measurement of the processing point or fed to the storage container. A partial flow that does not meet the quality requirements therefore not for processing, but is together with the Product stream reprocessed.
- the task is done in a constructive way with a device for the production of foam compositions, in particular foam cement compositions, which essentially consists of a starting product, in particular cement paste, and a foaming agent, with one via a feed pump with a storage container for the Starting product related mixing reactor, in particular to carry out the aforementioned method according to the invention solved in that the mixing reactor one to one Jet pump leading outlet for a product stream, a outlet leading to a processing point for a Partial stream of the product stream and an inlet for the product stream from the reservoir, the product stream above the fill level of the storage container from the with an inlet for the jet pump exits and within the mixing reactor at least one static Mixing element is arranged.
- the mixing reactor is relatively compact constructed and can be in the immediate vicinity of a processing point place.
- the fact that the mixing reactor a separate outlet and an inlet for the product stream and an outlet for the partial stream of the product stream is the separate circulation of these streams possible. Only then is a partial stream removed from the product stream, which is supplied to the processing point when the Product stream has the required quality.
- the Outlet of the product flow above the fill level of the storage container the jet pump becomes a homogeneous mixture achieved to increase the quality of the foam mass is.
- the mixing element causes one Swirling of the product flow and thus the generation of a uniform mass in the mixing reactor.
- Fine protection screen fixed.
- the fine protection screen is expedient arranged before the outlet for the product stream, where the outlet for the product flow at one of the inlet for the product stream opposite side of the mixing reactor located. Because of this measure, larger particles of the product stream retained in the mixing reactor and the jet pump is protected from damage from these particles protected.
- the invention of the mixing reactor with an external vibrator in connection.
- the vibrator is to be set so that an already generated foam structure of the foam mass does not Damage suffers, after which an even and finely divided Air pore structure is retained in the foam mass.
- the vibrations of the mixing reactor are not full size to be transferred to the storage container is expedient the mixing reactor via a pipeline and a Hose with the intermediate feed pump with the Reservoir connected.
- the pipe inside with at least one Provide mixing element is preferred.
- the jet pump with an inlet for the Provide compressed gas. This measure makes the compressed gas direct into the jet pump or into the jet pump flowing through it Product flow initiated and pollution through uncontrolled escaping products is largely excluded.
- the jet pump is preferably each density Dosing pump for supplying the flow through a flow meter Foam agent and / or compressed gas assigned.
- connection line to the outlet for the partial flow of the product flow with interposed density measuring device assigned. It is also used to control the quantity discharged of the partial flow at the processing point the connecting line with a flow meter downstream of the density measuring device Mistake.
- This prevents the entry of coarse particles into the device is preferably the storage container with a Protective screen covered.
- Jet pump for the product stream a dosing jet pump for assigned a partial product stream that the foaming agent and / or the compressed gas feeds the partial product stream, after which the partial product stream enters the mixing reactor. by virtue of this measure becomes a certain density of the partial product flow set. After mixing the partial product stream with the product stream in the mixing reactor, a resulting density required for processing.
- the device for producing a foam composition comprises Fig. 1 essentially a storage container 1 for receiving of a starting product A, which is covered by a protective screen 2 is and via a feed pump 3 with a mixing reactor 4 communicates.
- the feed pump 3 is on the one hand via a hose 5 to the storage container 1 and to the other by means of a pipeline 6 to an inlet 7 of the Mixing reactor 4 connected for a product stream B.
- the Inner wall of the pipeline 6 is with mixing elements, not shown Mistake.
- the mixing reactor 4 carries 8 mixing elements on its inner walls 9 and is connected to an external vibrator 10. At the inlet 7 for the product stream B opposite The mixing reactor 4 faces one side Jet pump 11 leading outlet 12 for the product stream B as well an outlet 14 leading to a processing point 13 for a partial stream C of the product stream B. Before leaving 12 a fine protection screen 15 is fixed, which the passage prevents coarse particles. In the further is between the departure 12 and the jet pump 11, a shut-off valve 16 is arranged.
- the jet pump 11 has an inlet on its suction side 17 provided for a foam agent 18, which is via a metering pump 19 with downstream flow meter 20 the product stream B is added.
- the jet pump 11 also has a Inlet 21 for a compressed gas 22, which also has a Metering pump 23 with a downstream flow meter 24 Product stream B is supplied.
- the jet pump 11 is such arranged that the product stream B above the level 25 of the starting product A reaches the storage container 1.
- the partial stream C of the product stream B is through a connecting line 26 to a density measuring device 27 with a upstream shut-off valve 28 out.
- a density measuring device 27 In dependence of the measurement result of the density measuring device 27 reaches Partial flow C via a flow meter 29 the processing point 13 or via a return line 30 the reservoir 1.
- the jet pump 11 is for the product stream B. assigned a metering jet pump 31 for a partial product stream D.
- the product stream B reaches via a shut-off valve 32 provided supply line 33 a propellant nozzle 34.
- the product stream B is mixed with air or Gas 35 instead of the open entered in the jet pump 11 becomes.
- the jet pump 11 is followed by a diffuser 36, which opens into the mixing reactor 4.
- the partial product stream D is included the foam agent 18 and the compressed gas 22 intimately mixed, after which he also via the feed 37 in the mixing reactor 4 arrives.
- the mixing reactor 4 in turn becomes a product stream B in the reservoir 1 and a partial stream C to the processing point 13 headed.
- the method is carried out using a truck mixer the starting product A, consisting of cement and water, delivered that over the protective sieve 2 in the reservoir 1 arrives.
- the shut-off valve 28 for the partial flow C is closed and the product stream B is supplied with foam agent 18, Compressed gas 22 and atmospheric air are pumped into the circuit and mixed in the process.
- the product stream B by means of the feed pump 3 removed from the reservoir 1, through the pipeline 6 provided with mixing elements to the mixing reactor 4 transported and via the jet pump 11 into the reservoir 1 headed.
- the shut-off valve opens after the mixing phase 28 and the partial flow C flows through the density measuring device 27. Does the measurement result meet the requirements for Foam mass, the partial flow C via the flow meter 29th fed to the processing station 13. If the measurement result does not meet the requirements for the foam mass the partial flow C via the return line 30 into the storage container 1 initiated, after which further mixing takes place. During the removal of the partial stream C, the product stream B promoted in the cycle described above.
- a foam mass is produced from 3.8 m 3 of starting product A with a density between 1500 and 2500 kg / m 3 , which after a mixing phase of 60 seconds has a density between 100 and 1000 kg / m 3 with a uniformly distributed pore structure.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
Description
- Fig.1
- eine schematische Darstellung einer erfindungsgemäßen Vorrichtung und
- Fig.2
- eine schematische Darstellung eines Teils der erfindungsgemäßen Vorrichtung in einer alternativen Ausgestaltung.
- A
- Ausgangsprodukt
- B
- Produktstrom
- C
- Teilstrom
- D
- Teilproduktstrom
- 1.
- Vorratsbehälter
- 2.
- Schutzsieb
- 3.
- Förderpumpe
- 4.
- Mischreaktor
- 5.
- Schlauch
- 6.
- Rohrleitung
- 7.
- Einlaß
- 8.
- Innenwand
- 9.
- Mischelement
- 10.
- Rüttler
- 11.
- Strahlpumpe
- 12.
- Abgang
- 13.
- Verarbeitungsstelle
- 14.
- Auslaß
- 15.
- Feinschutzsieb
- 16.
- Absperrventil
- 17.
- Eingang
- 18.
- Schaummittel
- 19.
- Dosierpumpe
- 20.
- Durchflußmesser
- 21.
- Einlaß
- 22.
- Druckgas
- 23.
- Dosierpumpe
- 24.
- Durchflußmesser
- 25.
- Füllstand
- 26.
- Verbindungsleitung
- 27.
- Dichtemeßeinrichtung
- 28.
- Absperrventil
- 29.
- Mengenmesser
- 30.
- Rückleitung
- 31.
- Dosierstrahlpumpe
- 32.
- Absperrventil
- 33.
- Zuleitung
- 34.
- Treibdüse
- 35.
- Gas
- 36.
- Diffusor
- 37.
- Einspeisung
Claims (21)
- Verfahren zur Herstellung von Schaummassen, insbesondere Schaumzementmassen, die im wesentlichen aus einem Ausgangsprodukt (A), insbesondere Zementleim, und einem Schaummittel (18) bestehen, in einem über eine Förderpumpe (3) mit einem Vorratsbehälter (1) für das Ausgangsprodukt (A) in Verbindung stehenden Mischreaktor (4), dadurch gekennzeichnet, daß ein dem Mischreaktor (4) entnommener Produktstrom (B) unter Zuführung des Schaummittels (18) und atmosphärischer Luft im Kreislauf dem auf einem Mindestfüllstand gehaltenen Vorratsbehälter (1) über eine Strahlpumpe (11) zugeführt wird, wobei dem Produktstrom (B) nach einer Einmischphase ein Teilstrom (C) für die Verarbeitung entnommeß wird und dem Produktstrom (B) in der Strahlpumpe (11) das Schaummittel (18) beigemischt wird.
- Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß dem Produktstrom (B) ein Druckgas (22) beigemischt wird.
- Verfahren nach den Ansprüchen 1 und 2, dadurch gekennzeichnet, daß in der Strahlpumpe (11) dem Produktstrom (B) das Druckgas (22) beigemischt wird.
- Verfahren nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Menge des dem Produktstrom (B) beigemischten Schaummittels (18) und/oder des Druckgases (22) gemessen und geregelt wird.
- Verfahren nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß das Schaummittel (18) und/oder das Druckgas (22) von einer Dosierpumpe (19, 23) durch einen Durchflußmesser (20, 24) zu der Strahlpumpe (11) gefördert wird.
- Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß der Teilstrom (C) eine Dichtemeßeinrichtung (27) durchläuft.
- Verfahren nach Anspruch 6, dadurch gekennzeichnet, daß die Dichte des Teilstroms (C) volumetrisch oder gravimetrisch ermittelt wird.
- Verfahren nach den Ansprüchen 6 und 7, dadurch gekennzeichnet, daß der Teilstrom (C) in Abhängigkeit von dem Ergebnis der Dichtemessung der Verarbeitungsstelle (13) oder dem Vorratsbehälter (1) zugeleitet wird.
- Vorrichtung zur Herstellung von Schaummassen, insbesondere Schaumzementmassen, die im wesentlichen aus einem Ausgangsprodukt (A), insbesondere Zementleim, und einem Schaummittel (18) bestehen, mit einem über eine Förderpumpe (3) mit einem Vorratsbehälter (1) für das Ausgangsprodukt (A) in Verbindung stehenden Mischreaktor (4), insbesondere zur Durchführung des Verfahrens nach Anspruch 1, dadurch gekennzeichnet, daß der Mischreaktor (4) einen zu einer Strahlpumpe (11) führenden Abgang (12) für einen Produktstrom (B), einen zu einer Veratbeitungsstelle (13) führenden Auslaß (14) für einen Teilstrom (C) des Produktstroms (B) und einen Einlaß (7) für den Produktstrom (B) aus dem Vorratsbehälter (1) aufweist, wobei der Produktstrom (B) oberhalb des Füllstandes (25) des Vorratsbehälters (1) aus der mit einem Eingang (17) für das Schaummittel (18) versehenen Strahlpumpe (11) austritt und innerhalb des Mischreaktors (4) mindestens ein statisches Mischelement (9) angeordnet ist.
- Vorrichtung nach Anspruch 9, dadurch gekennzeichnet, daß innerhalb des Mischreaktors (4) mindestens ein Feinschutzsieb (15) festgelegt ist.
- Vorrichtung nach Anspruch 10, dadurch gekennzeichnet, daß das Feinschutzsieb (15) vor dem Abgang (12) für den Produktstrom (B) angeordnet ist, wobei sich der Abgang (12) für den Produktstrom (B) an einer dem Einlaß (7) für den Produktstrom (B) gegenüberliegenden Seite des Mischreaktors (4) befindet.
- Vorrichtung nach einem der Ansprüche 9 bis 11, dadurch gekennzeichnet, daß der Mischreaktor (4) mit einem außonseitigen Rüttler (10) in Verbindung steht.
- Vorrichtung nach Anspruch 9, dadurch gekennzeichnet, daß der Mischreaktor (4) über eine Rohrleitung (6) sowie einen Schlauch (5) mit der zwischengeschalteten Förderpumpe (3) mit dem Vorratsbehälter (1) verbunden ist.
- Vorrichtung nach Anspruch 13, dadurch gekennzeichnet, daß die Rohrleitung (6) in ihrem Inneren mit mindestens einem Mischelement versehen ist.
- Vorrichtung nach einem der Ansprüche 9 bis 14, dadurch gekennzeichnet, daß die Strahlpumpe (11) mit einem Einlaß (21) für das Druckgas (22) versehen ist.
- Vorrichtung nach einem der Ansprüche 9 bis 15, dadurch gekennzeichnet, daß der Strahlpumpe (11) jeweils eine Dosierpumpe (19, 23) zur Zuführung des einen Durchflußmesser (20, 24) durchströmenden Schaummittels (18) und/oder Druckgases (22) zugeordnet ist.
- Vorrichtung nach Anspruch 9, dadurch gekennzeichnet, daß dem Auslaß (14) für den Teilstrom (C) des Produktstroms (B) eine Verbindungsleitung (26) mit zwischengeschalteter Dichtemeßeinrichtung (27) zugeordnet ist.
- Vorrichtung nach Anspruch 17, dadurch gekennzeichnet, daß die Verbindungsleitung (26) mit einem der Dichtemeßeinrichtung (27) nachgeschalteten Mengenmesser (29) versehen ist.
- Vorrichtung nach den Ansprüchen 17 und 18, dadurch gekennzeichnet, daß die Dichtemeßeinrichtung (27) mit einer Rückleitung (30) in Verbindung steht, die zu dem Vorratsbehälter (1) führt.
- Vorrichtung nach einem der Ansprüche 9 bis 19, dadurch gekennzeichnet, daß der Vorratsbehälter (1) mit einem Schutzsieb (2) abgedeckt ist.
- Vorrichtung nach einem der Ansprüche 9 bis 13, dadurch gekennzeichnet, daß der Strahlpumpe (11) für den Produktstrom (B) eine Dosierstrahlpumpe (31) für einen Teilproduktstrom (D) zugeordnet ist, die das Schaummittel (18) und/oder das Druckgas (22) dem Teilproduktstrom (D) zuleitet, wonach der Teilproduktstrom (D) in den Mischreaktor (4) gelangt.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19808506A DE19808506A1 (de) | 1998-02-27 | 1998-02-27 | Vorrichtung und Verfahren zur Herstellung von Schaummassen |
DE19808506 | 1998-02-27 | ||
PCT/DE1999/000520 WO1999043478A1 (de) | 1998-02-27 | 1999-02-26 | Verfahren zur herstellung von schaummassen, insbesondere schaumzementmassen und vorrichtung dazu |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1064133A1 EP1064133A1 (de) | 2001-01-03 |
EP1064133B1 true EP1064133B1 (de) | 2002-12-11 |
Family
ID=7859226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99916759A Expired - Lifetime EP1064133B1 (de) | 1998-02-27 | 1999-02-26 | Verfahren zur herstellung von schaummassen, insbesondere schaumzementmassen und vorrichtung dazu |
Country Status (7)
Country | Link |
---|---|
US (1) | US6425950B1 (de) |
EP (1) | EP1064133B1 (de) |
AT (1) | ATE229412T1 (de) |
AU (1) | AU3515299A (de) |
CA (1) | CA2322280C (de) |
DE (2) | DE19808506A1 (de) |
WO (1) | WO1999043478A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107097352A (zh) * | 2017-05-15 | 2017-08-29 | 南通海高数控机械有限公司 | 一种具有散热功能的水泥发泡板注模机构 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005014704B4 (de) * | 2004-03-26 | 2010-04-01 | Suspensionsbeton Ltd. | Materialaufbereitungsanlage zur Herstellung von Leichtwerkstoffen |
US8408781B2 (en) * | 2006-02-21 | 2013-04-02 | Charles D. Welker | System, method and apparatus for entraining air in concrete |
CN102527266A (zh) * | 2011-12-29 | 2012-07-04 | 多维联合集团有限公司 | 一种用于夹芯板封边生产线的原料静态混合方法 |
US10189180B2 (en) * | 2014-01-15 | 2019-01-29 | United States Gypsum Company | Foam injection system with variable port inserts for slurry mixing and dispensing apparatus |
WO2015191494A1 (en) * | 2014-06-09 | 2015-12-17 | The Procter & Gamble Company | Dispensers for delivering a consistent consumer experience |
CN106313324B (zh) * | 2015-06-16 | 2018-08-21 | 中国石油化工股份有限公司 | 一种用于制备泡沫水泥浆的装置 |
CN112843544B (zh) * | 2020-12-29 | 2022-04-15 | 天津润木科技有限公司 | 一种便携式高效发泡装置 |
CN115259795B (zh) * | 2022-08-09 | 2023-05-12 | 武汉理工大学 | 一种渣土基泡沫混凝土砌块的制备方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2733053A (en) * | 1956-01-31 | dug as | ||
DE2348915A1 (de) | 1973-09-28 | 1975-04-17 | Luigi Leandri | Anlage zur herstellung von zellenfoermigen zementmischungen |
DE3100443A1 (de) * | 1981-01-09 | 1982-08-12 | Dietrich Dipl.-Ing. 6240 Königstein Maurer | Verfahren und vorrichtung zur herstellung und gegebenenfalls foerderung von aufgeschaeumten gemischen aus bindemitteln oder bindemitteln mit zuschlagstoffen |
DE3132667A1 (de) * | 1981-08-14 | 1983-02-24 | Lehmann & Co GmbH, 2120 Lüneburg | Verfahren und einrichtung zum erzeugen von poren- oder schaumbeton oder dergleichen |
DE3222033A1 (de) | 1982-06-11 | 1983-12-15 | KBI Klöckner-Becorit Industrietechnik GmbH, 4224 Hünxe | Verfahren und vorrichtung zur herstellung von porenmoertel |
DE3631223A1 (de) | 1986-09-13 | 1988-04-07 | Heinz Josef Krause | Verfahren zur herstellung einer haertenden schaummasse feiner porenstruktur |
US4764019A (en) | 1987-09-01 | 1988-08-16 | Hughes Tool Company | Method and apparatus for mixing dry particulate material with a liquid |
US5556033A (en) * | 1989-05-10 | 1996-09-17 | New Waste Concepts, Inc. | Apparatus for forming a foamed outdoor protective cover layer |
JPH06144953A (ja) * | 1992-10-30 | 1994-05-24 | Sumitomo Cement Co Ltd | エアモルタル調製用気泡含有液の品質管理方法、並びにエアモルタルの施工管理方法、および装置 |
-
1998
- 1998-02-27 DE DE19808506A patent/DE19808506A1/de not_active Withdrawn
-
1999
- 1999-02-26 WO PCT/DE1999/000520 patent/WO1999043478A1/de active IP Right Grant
- 1999-02-26 DE DE59903743T patent/DE59903743D1/de not_active Expired - Fee Related
- 1999-02-26 CA CA002322280A patent/CA2322280C/en not_active Expired - Fee Related
- 1999-02-26 AU AU35152/99A patent/AU3515299A/en not_active Abandoned
- 1999-02-26 EP EP99916759A patent/EP1064133B1/de not_active Expired - Lifetime
- 1999-02-26 US US09/623,089 patent/US6425950B1/en not_active Expired - Fee Related
- 1999-02-26 AT AT99916759T patent/ATE229412T1/de not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107097352A (zh) * | 2017-05-15 | 2017-08-29 | 南通海高数控机械有限公司 | 一种具有散热功能的水泥发泡板注模机构 |
Also Published As
Publication number | Publication date |
---|---|
DE59903743D1 (de) | 2003-01-23 |
DE19808506A1 (de) | 1999-09-02 |
WO1999043478A1 (de) | 1999-09-02 |
EP1064133A1 (de) | 2001-01-03 |
US6425950B1 (en) | 2002-07-30 |
AU3515299A (en) | 1999-09-15 |
CA2322280A1 (en) | 1999-09-02 |
CA2322280C (en) | 2007-07-10 |
ATE229412T1 (de) | 2002-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1749629B1 (de) | Verfahren und Vorrichtung zum Kühlen von Zement oder zementartigen Pulvern | |
EP1064133B1 (de) | Verfahren zur herstellung von schaummassen, insbesondere schaumzementmassen und vorrichtung dazu | |
CH657844A5 (de) | Verfahren und vorrichtung zur herstellung von aufgeschaeumten gemischen. | |
DE4118537C1 (de) | ||
EP1785245A1 (de) | Verfahren zur Regelung der Kohlendioxideinspeisung in Anmachwasser für Spritzbeton | |
CH674869A5 (de) | ||
AT2027U1 (de) | Spritzdüse und verfahren zum trockenspritzen von spritzbeton | |
DE4120409A1 (de) | Verfahren zur aufbringung von schnellabbindenden spruehmaterialien | |
DE4010045A1 (de) | Verfahren und vorrichtung zur kuehlung einer pulverfoermigen substanz | |
DE2617741C3 (de) | Verfahren zum Herstellen von faserverstärkten, hydraulisch erhärtenden Massen, bei dem die Matrix und die Fasern durch Übereinanderspritzen unter Bewirkung eines Mischeffekts im Faserspritzverfahren gegen eine Fläche gesprüht werden | |
DE10110917C2 (de) | Verfahren und Vorrichtung zur Erzeugung eines Bindemittelschaumes | |
DE10124247A1 (de) | Verfahren zur Herstellung von Schaummassen sowie Vorrichtung dazu | |
DE4443594A1 (de) | Putz oder Estrich, Mörtel hierzu, ein Verfahren zum Herstellen desselben und Vorrichtung zum Durchführen des Verfahrens | |
DE3132667A1 (de) | Verfahren und einrichtung zum erzeugen von poren- oder schaumbeton oder dergleichen | |
AT410420B (de) | Anlage zum fördern und trockenspritzen von baustoffgemischen | |
DE19537239C2 (de) | Vorrichtung und Verfahren zur Erzeugung eines geschäumten Bindemittels | |
EP3840923A1 (de) | Vorrichtung zum erzeugen von geschäumten baustoffen | |
DE10310599A1 (de) | Verfahren zum beschleunigten Erstarren von Spritzbeton | |
DE19512098C1 (de) | Steuervorrichtung für einen Mehrphasenstrom sowie Verfahren zum Herstellen eines Naßmörtels | |
DE3328898A1 (de) | Trockenmischung fuer einen estrich, sowie verfahren und vorrichtung zu seiner herstellung | |
EP1198287A1 (de) | Verfahren und vorrichtung zur herstellung von schäumen, insbesondere aufgeschäumten porenleichtstoffen | |
WO2022135714A1 (de) | Vorrichtung zum herstellen von mit co2 angereichertem beton | |
AT526383A1 (de) | Vorrichtung zum Herstellen von Schaumbeton und Fördern des Schaumbetons zu verschiedenen Gießorten einer Baustelle | |
DE102020006682A1 (de) | Verfahren zum kontinuierlichen Feststoff-Zumischen zu einem vom Fördergas befreiten anderen Feststoffstrom einschließlich Entmischungsvermeidung | |
AT322189B (de) | Vorrichtung zum kontinuierlichen mischen von feinkörnigen baustoffen mit wasser |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20000822 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
17Q | First examination report despatched |
Effective date: 20020320 |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20021211 Ref country code: IE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20021211 Ref country code: GB Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20021211 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20021211 |
|
REF | Corresponds to: |
Ref document number: 229412 Country of ref document: AT Date of ref document: 20021215 Kind code of ref document: T |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: GERMAN |
|
REF | Corresponds to: |
Ref document number: 59903743 Country of ref document: DE Date of ref document: 20030123 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030226 Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20030226 Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030226 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030228 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030228 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20030311 Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20030311 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20030311 |
|
REG | Reference to a national code |
Ref country code: GR Ref legal event code: EP Ref document number: 20030400922 Country of ref document: GR |
|
GBV | Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed] |
Effective date: 20021211 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20030627 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FD4D Ref document number: 1064133E Country of ref document: IE |
|
ET | Fr: translation filed | ||
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST |
|
26N | No opposition filed |
Effective date: 20030912 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: RN |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: FC |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GR Payment date: 20080229 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: LU Payment date: 20090303 Year of fee payment: 11 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: NL Payment date: 20090225 Year of fee payment: 11 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: BE Payment date: 20090202 Year of fee payment: 11 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20090404 Year of fee payment: 11 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20090224 Year of fee payment: 11 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20090902 |
|
BERE | Be: lapsed |
Owner name: *LEITSCH FERDINAND Effective date: 20100228 |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: V1 Effective date: 20100901 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20101029 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100901 Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100301 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100901 Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100226 |