IT1242882B - Membrana per ottenere una valvola di sfiato unidirezionale e procedimento per costruirla. - Google Patents

Membrana per ottenere una valvola di sfiato unidirezionale e procedimento per costruirla.

Info

Publication number
IT1242882B
IT1242882B IT00376290A IT376290A IT1242882B IT 1242882 B IT1242882 B IT 1242882B IT 00376290 A IT00376290 A IT 00376290A IT 376290 A IT376290 A IT 376290A IT 1242882 B IT1242882 B IT 1242882B
Authority
IT
Italy
Prior art keywords
breather valve
membrane
construction
produce
semishell
Prior art date
Application number
IT00376290A
Other languages
English (en)
Other versions
IT9003762A0 (it
IT9003762A1 (it
Inventor
Romolo Marchi
Original Assignee
Romolo Marchi
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 Romolo Marchi filed Critical Romolo Marchi
Priority to IT00376290A priority Critical patent/IT1242882B/it
Publication of IT9003762A0 publication Critical patent/IT9003762A0/it
Publication of IT9003762A1 publication Critical patent/IT9003762A1/it
Application granted granted Critical
Publication of IT1242882B publication Critical patent/IT1242882B/it

Links

Landscapes

  • Packages (AREA)
  • Bag Frames (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
IT00376290A 1990-12-04 1990-12-04 Membrana per ottenere una valvola di sfiato unidirezionale e procedimento per costruirla. IT1242882B (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT00376290A IT1242882B (it) 1990-12-04 1990-12-04 Membrana per ottenere una valvola di sfiato unidirezionale e procedimento per costruirla.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT00376290A IT1242882B (it) 1990-12-04 1990-12-04 Membrana per ottenere una valvola di sfiato unidirezionale e procedimento per costruirla.

Publications (3)

Publication Number Publication Date
IT9003762A0 IT9003762A0 (it) 1990-12-04
IT9003762A1 IT9003762A1 (it) 1992-06-05
IT1242882B true IT1242882B (it) 1994-05-18

Family

ID=11111654

Family Applications (1)

Application Number Title Priority Date Filing Date
IT00376290A IT1242882B (it) 1990-12-04 1990-12-04 Membrana per ottenere una valvola di sfiato unidirezionale e procedimento per costruirla.

Country Status (1)

Country Link
IT (1) IT1242882B (it)

Also Published As

Publication number Publication date
IT9003762A0 (it) 1990-12-04
IT9003762A1 (it) 1992-06-05

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Legal Events

Date Code Title Description
0001 Granted