发明名称 |
Photographic processing solutions |
摘要 |
A photographic aqueous processing solution containing at least one solid compound that has a maximum solubility therein corresponding to a desired operating level, which solution is kept in equilibrium with the solid form of the compound, thus maintaining its concentration at the desired level without the need for a replenishing system.
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申请公布号 |
US2001041312(A1) |
申请公布日期 |
2001.11.15 |
申请号 |
US20010879773 |
申请日期 |
2001.06.12 |
申请人 |
TWIST PETER JEFFERY;GODDARD JOHN DEMITA |
发明人 |
TWIST PETER JEFFERY;GODDARD JOHN DEMITA |
分类号 |
G03C7/30;G03C7/407;G03C7/44;(IPC1-7):G03C5/29;G03C5/26 |
主分类号 |
G03C7/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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