This invention relates to a building structure comprising a number of identical building elements (1) and means (9) for interlocking the building elements (1), wherein each building element (1) comprises at least two passages (3, 5, 7) intersecting at right angles. The invention is characterised in that the locking means consist of locking rods (9) received in the passages (3, 5, 7) and that the l...

The present invention relates to a system comprising a hermetic centrifugal separator (1) where the separator comprises a rotor including a separation chamber (20), an inlet channel (2) for a mixture of components to be separated, a first outlet channel (4) for receiving at least one separated light component, and a second outlet channel (5) for receiving at least one separated heavy component. Th...

The present invention relates to a solid active oxygen source coated with a composition comprising at least one polymer, wherein the composition on the oxygen source has been subjected to heating. Said oxygen source is chosen from percarbonates and said polymer is a hydrophobic alkyl cellulose, preferably ethyl cellulose. In a further aspect the present invention relates to a process for the produ...

The method of the invention facilitates measuring of tissue pressure utilizing negative pressure non-invasively. The device according to the invention is characterized in that the device comprises a pressure chamber (10), means (12) for measuring the pressure in the pressure chamber (10) and means (14) for measuring the skin tissue rising caused by the negative pressure.

The invention relates to a method for identifying an individual log, wherein a property is measured from an individual log and the individual log is identified on the basis of the measured property. According to the invention at least one predetermined property is measured from an individual log by a first identification device in order to determine at least one parameter substantially in connecti...

The present solution is based on using one or more ligninolytic or pectinolytic enzymes or one or more enzymes having an otherwise decomposing effect on the structure of wood for preprocessing wood chips in an impregnating device (I2) for production of thermomechanical pulp TMP. The method comprises enzyme recycling, whereby an enzyme being discharged from the impregnating device (I2) is at least ...

A method for lubricating a drill shank (9) of a rock drilling machine (5), wherein at least part of the flow of the pressure fluid of a hydraulic circuit of a device (12, 13, 29, 36, 40) of the rock drilling machine (5) performing at least one function is directed to the rotation mechanism(20, 21, 25, 34) of the drill shank (9) for the purpose of lubricating the rotation mechanism(20, 21, 25, 34) ...

Method and arrangement for producing metal powder. In the method, dissolved utility metal is mixed in a solution containing at least one intermediary metal for precipitating the dissolved utility metal into a utility metal powder (14). In the method, the first part of an acid-containing starting solution is fed on the anode side (6) of an electrolytic cell as anolyte (1), to get in contact with th...

A lighting control system includes a plurality of luminaires each having a selectively powerable first light source and a selectively powerable second light source. The luminaires are powerable and controllable by a common AC power source. A signal receiving controller of each of the luminaires is electrically connected to the first light source and the second light source and selectively causes p...

A lighting control method includes steps for electrically powering a plurality of luminaires each having a selectively powerable first light source and a selectively powerable second light source. The luminaires are powerable and controllable by a common AC power source. A control pulse signal may sent via the AC power source to cause each of the luminaires to selectively route power to either the...