【発明の名称】銀を回収するための方法

Title:

【発明の名称】銀を回収するための方法

Document Type and Number:

Japanese Patent JPH06501114

Kind Code:

A

Abstract:

A process for treating a photographic developer solution containing silver ion comprises contacting the solution with a silver recovery element (10), which comprises a substrate (12) having thereon a hydrophilic colloid layer (16) containing physical development nickel. The contacting is carried out for a time sufficient to reduce the silver concentration in the developer solution to a desired level. The process is useful for treating a seasoned or unseasoned photographic developer solution containing silver ions.

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Inventors:

Hugh Gerald, Maguckin
Badger, John S

Application Number:

JP50167493A

Publication Date:

January 27, 1994

Filing Date:

June 25, 1992

Export Citation:

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Assignee:

Eastman Kodak Company

International Classes:

C22B11/00; C22B3/46; G03C5/00; G03C5/31; G03C5/395; G03C7/44; G03C11/24; (IPC1-7): G03C11/24; G03C5/00; G03C5/395

Attorney, Agent or Firm:

Takashi Ishida (5 others)

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