Title:
【発明の名称】凍結乾燥生成物処理用の改良された通気バイアルストッパ
Document Type and Number:
Japanese Patent JP2001515435
Kind Code:
A
Abstract:
An vented vial stopper for use in processing freeze-dried products is provided. The stopper includes a vent passageway that is covered with a waterproof and moisture vapor permeable membrane to allow the venting of moisture during the freeze-drying process. The membrane also extends to cover most or all of the exposed surface of the stopper to protect the stopper from chemical attack during processing.
Inventors:
Jingle, Ralph Dee.
George, Nelson A.
George, Nelson A.
Application Number:
JP51815597A
Publication Date:
September 18, 2001
Filing Date:
August 22, 1996
Export Citation:
Assignee:
W.L. GORE & ASSOCIATES, INCORPORATED
International Classes:
B65D53/00; F26B5/06; B65D51/24; (IPC1-7): B65D51/24; B65D53/00
Attorney, Agent or Firm:
Takashi Ishida (4 others)