The recitation of facts is a bit confusing.
If I understand your situation, your uncle filed a quit claim deed to remove a co-owner's name from a property without the co-owner's knowledge or consent. That is clearly not permitted.
It is unclear what affect the bankruptcy had on her interest in the subject property.
If the co-owner will not agree to be bought out, your uncle will have to file for partition and an accounting.
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I suspect a court order will be necessary to clear the title. Hire an experienced attorney to discuss and good luck..
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