Processor and a process for granulation of powders

US11247378B2 · kind B2 · utility

Assignee

• Steerlife India Private Limited · IN

Inventors

• Indu Bhushan · Bengaluru, IN
• Babu Padmanabhan · Bengaluru, IN
• Vinay Rao · Bengaluru, IN
• Vijay Kulkarni · Savanuru, IN
• Chetan Chincholi · Savanuru, IN
• Radhika Ghike · Savanuru, IN
• Raja Ganeshan · Bengaluru, IN

Key dates

• Filing date: Apr 24, 2017
• Grant date: Feb 15, 2022
• Expiry date: Jan 24, 2038

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B29C48/80
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A fractional lobe processor is disclosed. The fractional lobe processor comprises an intake zone comprising at least one deep flighted shovel element on each intermeshing screw for receiving a input blend comprising an active substance and an excipient; a granulation zone consisting of only fractional lobe elements, and having a provision for introducing moisture or a binder solution, for granulating the active substance and the excipient; an optional, drying zone for drying the wet granules; and a discharge zone for discharging the granules; wherein the granulation zone is located before the discharge zone and after the intake zone; wherein the drying zone has one or more fractional lobe elements on each shaft; and wherein the granulation zone has a plurality of fractional lobe elements on each shaft.