ATE94199T1 - ADDITIVES FOR COAL. - Google Patents

ADDITIVES FOR COAL.

Info

Publication number
ATE94199T1
ATE94199T1 AT89900466T AT89900466T ATE94199T1 AT E94199 T1 ATE94199 T1 AT E94199T1 AT 89900466 T AT89900466 T AT 89900466T AT 89900466 T AT89900466 T AT 89900466T AT E94199 T1 ATE94199 T1 AT E94199T1
Authority
AT
Austria
Prior art keywords
coal
additives
Prior art date
Application number
AT89900466T
Other languages
German (de)
Inventor
Owen W Dykema
Original Assignee
Transalta Resources Investment
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.)
Filing date
Publication date
Priority claimed from US07/123,044 external-priority patent/US4807542A/en
Application filed by Transalta Resources Investment filed Critical Transalta Resources Investment
Application granted granted Critical
Publication of ATE94199T1 publication Critical patent/ATE94199T1/en

Links

AT89900466T 1987-11-18 1988-11-14 ADDITIVES FOR COAL. ATE94199T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/123,044 US4807542A (en) 1987-11-18 1987-11-18 Coal additives
PCT/US1988/003931 WO1989004861A1 (en) 1987-11-18 1988-11-14 Coal additives
EP89900466A EP0415926B1 (en) 1987-11-18 1988-11-14 Coal additives

Publications (1)

Publication Number Publication Date
ATE94199T1 true ATE94199T1 (en) 1993-09-15

Family

ID=27232960

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89900466T ATE94199T1 (en) 1987-11-18 1988-11-14 ADDITIVES FOR COAL.

Country Status (1)

Country Link
AT (1) ATE94199T1 (en)

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Legal Events

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