OY PARTEK AB

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
D04H MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL 130
 
  
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 125

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5352509 Insulating product of mineral fibre wool, intended in particular for heat insulation of pipes and method for preparing this productJan 10, 94Oct 04, 94[D04H]
5328739 Construction boardAug 16, 91Jul 12, 94[B32B]
5313758 Construction board and its manufacturing methodAug 16, 91May 24, 94[E04C, B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5143314 Apparatus for winding an insulation plyExpiredFeb 13, 91Sep 01, 92[B65H]
5123941 Apparatus for producing mineral woolExpiredApr 29, 91Jun 23, 92[C03B]
5116397 Fibrillation device for the manufacture of mineral woolExpiredNov 28, 89May 26, 92[C03B]
5111552 Method and device for manufacturing a mineral wool webExpiredOct 20, 88May 12, 92[D01G]
5107517 Melting furnaceExpiredDec 28, 89Apr 21, 92[H05B]
5059472 Multi-ply wood productExpiredAug 31, 87Oct 22, 91[B32B]
5051123 Arrangement for cleaning surfaces of a wool chamber in the manufacture of mineral woolExpiredFeb 20, 90Sep 24, 91[C03B]
5044489 Feed screwExpiredSep 06, 90Sep 03, 91[B65G]
5023030 Method for casting one or several concrete products placed side by sideExpiredSep 14, 89Jun 11, 91[B28B, B29C]
5007623 Method for feeding the primary web of a mineral wool web by means of a pendulum conveyor onto a receiving conveyor and an arrangement of such a pendulum conveyorExpiredMay 08, 89Apr 16, 91[B65H]
5005488 Method for the transfer of an overhead conveyor carriage from one track onto another and an overhead conveyor systemExpiredNov 13, 89Apr 09, 91[B61B]
4966616 Mineral wool centrifugeExpiredAug 02, 89Oct 30, 90[C03B]
4865783 Method of manufacturing a reusable moldExpiredFeb 13, 86Sep 12, 89[B29C, B29B]
4811723 Method and a device for the generation of hot airExpiredFeb 03, 87Mar 14, 89[F24H]
4786242 Apparatus for the casting of hollow slabs out of concreteExpiredJun 03, 86Nov 22, 88[B28B]
4755098 Equipment for loading a cargo space onto a vehicle and for removing the cargo space off the vehicleExpiredApr 23, 86Jul 05, 88[B60P]
4755338 Method and slide-casting machine for the casting of hollow pre-cast units of concreteExpiredDec 29, 86Jul 05, 88[B28B]
4718839 Apparatus for producing a concrete product prestressed in at least two directionsExpiredNov 27, 85Jan 12, 88[B29C]
4716816 Hydraulic motorExpiredNov 13, 86Jan 05, 88[F01B]
4715877 Apparatuses in the manufacture of mineral woolExpiredSep 02, 86Dec 29, 87[C03B]

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