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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US410698011 May 197715 Ago 1978The Black Clawson CompanyThickener apparatus including a shaftless cylinder mold
US43838774 Feb 198117 May 1983LaValley Industrial Plastics, Inc.Method of making an annular valve housing for a rotary drum filter
US441916529 Sep 19826 Dic 1983LaValley Industrial Plastics, Inc.Method of making a rotary drum filter and method of making an annular valve housing for such a drum filter
US463616111 Abr 198513 Ene 1987Ethyl CorporationScreen for selectively perforating thermoplastic film
US491579127 Abr 198910 Abr 1990Oy Tampella ABRoll with blades rotatably mounted within it in the forming section of a paper machine
US53063945 Ene 199326 Abr 1994A. Ahlstrom CorporationTurbulence roll for a web former
US607304817 Nov 19956 Jun 2000Medtronic, Inc.Baroreflex modulation with carotid sinus nerve stimulation for the treatment of heart failure