JPH0394912U - - Google Patents

Info

Publication number

JPH0394912U

JPH0394912U JP307090U JP307090U JPH0394912U JP H0394912 U JPH0394912 U JP H0394912U JP 307090 U JP307090 U JP 307090U JP 307090 U JP307090 U JP 307090U JP H0394912 U JPH0394912 U JP H0394912U

Authority

JP

Japan

Prior art keywords

periphery

filter

filter body

utility

model registration

Prior art date

1990-01-19

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.)

Granted

Links

• Espacenet
• Global Dossier
• Discuss

• 238000009423 ventilation Methods 0.000 claims 3
• 239000004745 nonwoven fabric Substances 0.000 claims 2
• RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims 1
• 239000003063 flame retardant Substances 0.000 claims 1