CA Patent

CA2273808A1 — Method and apparatus for granulating bee wax

Assigned to Individual · Expires 2000-12-09 · 25y expired

What this patent protects

Method and apparatus is described for producing bee wax particles to be used in pharmaceutical or cosmetics industry. Molten wax is fed from the top of an upright column downwards, against a counterflow of a cooling air whereby the molten wax solidifies into small particles. The …

USPTO Abstract

Method and apparatus is described for producing bee wax particles to be used in pharmaceutical or cosmetics industry. Molten wax is fed from the top of an upright column downwards, against a counterflow of a cooling air whereby the molten wax solidifies into small particles. The method and the apparatus include provision for controlling and/or monitoring the following variables: (i) the velocity of cooling air flowing through the column; (ii) the temperature of cooling air at its entering into the column; (iii) the temperature of air discharged from the column; (iv) the temperature of the wax at its entrance into the column.

Drugs covered by this patent

Patent Metadata

Patent number
CA2273808A1
Jurisdiction
CA
Classification
—
Expires
2000-12-09
Drug substance claim
No
Drug product claim
No
Assignee
Individual
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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