Patent · US Expired

Rupturable photographic processing alkaline fluid container

US4303751A · kind A · utility

4Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 1980
Grant dateDec 1, 1981
Priority date
Expiry dateJun 16, 2000

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C8/34
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A rupturable pod for storing an aqueous alkaline photographic processing composition and dispensing the composition when ruptured, comprising an adhesive, alkali resistant liner in contact with the processing composition and adhered to itself in regions forming a container enclosing the composition, and a gas and moisture barrier of metal adhered to the liner to prevent the passage of gas or moisture into or out of the container.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.