ATE74541T1 - Schaumflotation in kolonne. - Google Patents

Schaumflotation in kolonne.

Info

Publication number: ATE74541T1
Authority: AT; Austria
Prior art keywords: column; foam flotation; flotation; foam
Prior art date: 1983-06-16

Application number

AT84902567T

Other languages

English (en)

Inventor

David C Yang

Original Assignee

Univ Michigan Tech

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1983-06-16

Filing date

1984-06-13

Publication date

1992-04-15

1984-06-13 Application filed by Univ Michigan Tech filed Critical Univ Michigan Tech

1984-06-13 Priority claimed from EP84902567A external-priority patent/EP0144421B1/de

1992-04-15 Application granted granted Critical

1992-04-15 Publication of ATE74541T1 publication Critical patent/ATE74541T1/de

Links

238000005188 flotation Methods 0.000 title 1
239000006260 foam Substances 0.000 title 1

AT84902567T 1983-06-16 1984-06-13 Schaumflotation in kolonne. ATE74541T1 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US50479383A	1983-06-16	1983-06-16
EP84902567A EP0144421B1 (de)	1983-06-16	1984-06-13	Schaumflotation in kolonne
PCT/US1984/000926 WO1985000021A1 (en)	1983-06-16	1984-06-13	Column froth flotation

Publications (1)

Publication Number	Publication Date
ATE74541T1 true ATE74541T1 (de)	1992-04-15

Family

ID=27227584

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT84902567T ATE74541T1 (de)	1983-06-16	1984-06-13	Schaumflotation in kolonne.

Country Status (1)

Country	Link
AT (1)	ATE74541T1 (de)

1984
- 1984-06-13 AT AT84902567T patent/ATE74541T1/de not_active IP Right Cessation

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Legal Events

Date	Code	Title	Description
1992-10-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties