CA627042A - Ventilating tunnel - Google Patents

Ventilating tunnel

Info

Publication number
CA627042A
CA627042A CA627042A CA627042DA CA627042A CA 627042 A CA627042 A CA 627042A CA 627042 A CA627042 A CA 627042A CA 627042D A CA627042D A CA 627042DA CA 627042 A CA627042 A CA 627042A
Authority
CA
Canada
Prior art keywords
ventilating tunnel
ventilating
tunnel
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
CA627042A
Inventor
R. Rasch Herman
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.)
NATIONAL STEEL Corp
Original Assignee
NATIONAL STEEL Corp
Publication date
Application granted granted Critical
Publication of CA627042A publication Critical patent/CA627042A/en
Expired legal-status Critical Current

Links

CA627042A Ventilating tunnel Expired CA627042A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA627042T

Publications (1)

Publication Number Publication Date
CA627042A true CA627042A (en) 1961-09-05

Family

ID=35882214

Family Applications (1)

Application Number Title Priority Date Filing Date
CA627042A Expired CA627042A (en) Ventilating tunnel

Country Status (1)

Country Link
CA (1) CA627042A (en)

Similar Documents

Publication Publication Date Title
CA627042A (en) Ventilating tunnel
CA651930A (en) Ventilating tunnel
CA620793A (en) Tunnel construction
CA613957A (en) Ventilators
CA623159A (en) Roof ventilator
AU266377B2 (en) Weatherstrip
CA627044A (en) Grain tunnel
CA627556A (en) Roof construction
AU256883B2 (en) i Entitled HEATING TUNNEL
CA631015A (en) Louvres
CA620256A (en) Ventilating apparatus
AU1738962A (en) Weatherstrip
CA636260A (en) Grain ventilating tunnel
AU264895B2 (en) Ventilators
AU263032B2 (en) Airship
CA620113A (en) Awning
AU267315B2 (en) Blower
CA626855A (en) Mining cutter-chain
CA634983A (en) Tunnel construction
AU242952B2 (en) Weaving-loom
CA619180A (en) Excoriator
CA617353A (en) Substituted-piperidines
CA613893A (en) Dichloracetamides
CA627257A (en) Monoazo-dyestuffs
AU244758B2 (en) Tunneldiode