CA180874A - Coal screen - Google Patents

Coal screen

Info

Publication number
CA180874A
CA180874A CA000180874A CA180874DA CA180874A CA 180874 A CA180874 A CA 180874A CA 000180874 A CA000180874 A CA 000180874A CA 180874D A CA180874D A CA 180874DA CA 180874 A CA180874 A CA 180874A
Authority
CA
Canada
Prior art keywords
coal screen
coal
screen
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000180874A
Other languages
French (fr)
Inventor
Paul J. Alwart
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA180874A publication Critical patent/CA180874A/en
Expired legal-status Critical Current

Links

CA000180874A 1917-11-15 1917-11-15 Coal screen Expired CA180874A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA180874T 1917-11-15

Publications (1)

Publication Number Publication Date
CA180874A true CA180874A (en) 1917-12-11

Family

ID=45300526

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000180874A Expired CA180874A (en) 1917-11-15 1917-11-15 Coal screen

Country Status (1)

Country Link
CA (1) CA180874A (en)

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