Abstract: Apparatus for preserving beverages, having a measuring device which is configured for determining a flow rate of a liquid flowing through a beverage line, and having a pump device which is configured for supplying a preservative, in particular dialkyl dicarbonates, into the beverage line, and having at least one receiving container configured for receiving the preservative, wherein the pump device is controllable as a function of a flow rate determined by the measuring device, wherein the apparatus has a first and a second pressure sensor, wherein the first pressure sensor and the second pressure sensor each measure a pressure of the preservative.

Abstract: A device for preserving beverages with a measuring device, is provided which is suitable and intended to determine a flow rate of a liquid flowing through a beverage line, and with a pump device which conveys a preservative, in particular dialkyl dicarbonate, into the beverage line, into the beverage line, the pump device being controllable as a function of a flow rate determined by the measuring device, the device having a venting device for venting the pump device, wherein the venting device has a valve device.

Abstract: Disclosed is an apparatus for preserving beverages, having a measuring device for determining a flow rate of a liquid flowing through a beverage line, and having a pump device configured for conveying a preserving agent, in particular dialkyl dicarbonates, into the beverage line, and having at least one further measuring device which determines at least one further characteristic measured value, wherein the apparatus has a control device for controlling the pump device, the pump device can be controlled as a function of a flow rate determined by the measuring device and as a function of the further measured value, and a storage device which enables at least the further characteristic measured value to be stored repeatedly.

Abstract: The invention relates to aluminium vessels containing dicarbonic diesters and to a method for producing the packaged dicarbonic diesters.

Abstract: A device for preserving beverages with a measuring device is provided which is suitable and intended to determine a flow rate of a liquid flowing through a beverage line, and with a pump device which conveys a preservative, in particular dialkyl dicarbonate, into the beverage line, into the beverage line, the pump device being controllable as a function of a flow rate determined by the measuring device, the device having a venting device for venting the pump device, wherein the venting device has a valve device.

Abstract: An apparatus for preserving beverages is provided with a measuring device which is suitable and intended to determine a flow rate of a liquid flowing through a beverage line and with a pump device which delivers a preservative and in particular dialkyl dicarbonates into the beverage line, wherein a delivery line is provided which opens into the beverage line and the pump device delivers the dialkyl dicarbonates through this delivery line and wherein the pump device can be controlled as a function of a flow rate determined by the measuring device, wherein the pump device is constructed as a reciprocating piston pump.

Abstract: The invention relates to a cap for closing containers comprising at least one mesh, one foamed polymer and at least one further polymer, and to containers equipped with the cap of the invention.

Abstract: The invention relates to a method and a device for preserving wine-based beverages and to use of the device for this purpose.

Abstract: The present invention relates to a method for preparing dialkyl dicarbonates from the corresponding alkyl chloroformates using specific tertiary amines as catalysts.

Abstract: The invention relates to aluminium vessels containing dicarbonic diesters and to a method for producing the packaged dicarbonic diesters.

Abstract: The present invention relates to a method for preparing dialkyl dicarbonates from the corresponding alkyl chloroformates using specific tertiary amines as catalysts.

Abstract: Method of stabilizing drinks which is characterized in that A) the drink is admixed with limonene or limonene-containing formulations and B) subsequently dialkyl dicarbonate, in particular dimethyl dicarbonate, is added to the drink.

Abstract: Finely divided solids are highly suitable for use as stabilizers for pyrocarbonic acid diesters, it being possible to use the mixtures obtained in this manner for preserving industrial materials and foodstuff.

Abstract: A method is described for the production of sorbic anhydride, in which alkali metal or alkaline earth metal salts of sorbic acid are reacted with phosgene in an inert organic solvent. In addition, use thereof as a preservative in foods, in particular drinks, is described.

Abstract: Finely divided solids are highly suitable for use as stabilizers for pyrocarbonic acid diesters, it being possible to use the mixtures obtained in this manner for preserving industrial materials and foodstuff.

Abstract: By using protonic acids, diesters of dicarbonic acid may be stabilized against thermal and chemical decomposition over a relatively long period. Mixtures of diesters of dicarbonic acid and protonic acids are outstandingly suitable for preserving foods.

Abstract: A method is described for the production of sorbic anhydride, in which alkali metal or alkaline earth metal salts of sorbic acid are reacted with phosgene in an inert organic solvent. In addition, use thereof as a preservative in foods, in particular drinks, is described.

Abstract: By using protonic acids, diesters of dicarbonic acid may be stabilized against thermal and chemical decomposition over a relatively long period. Mixtures of diesters of dicarbonic acid and protonic acids are outstandingly suitable for preserving foods.

Abstract: By using protonic acids, diesters of dicarbonic acid may be stabilized against thermal and chemical decomposition over a relatively long period. Mixtures of diesters of dicarbonic acid and protonic acids are outstandingly suitable for preserving foods.

Abstract: By using phosphorus compounds, diesters of dicarbonic acid may be stabilized against thermal and chemical decomposition over a relatively long period. Mixtures of diesters of dicarbonic acid and phosphorus compounds are outstandingly suitable for preserving foods.