DE1390434U - - Google Patents

Info

Publication number

DE1390434U

DE1390434U DENDAT1390434D DE1390434DU DE1390434U DE 1390434 U DE1390434 U DE 1390434U DE NDAT1390434 D DENDAT1390434 D DE NDAT1390434D DE 1390434D U DE1390434D U DE 1390434DU DE 1390434 U DE1390434 U DE 1390434U

Authority

DE

Germany

Prior art keywords

filter

paper

cardboard

piece

layers

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.)

Active

Links

• Espacenet
• Global Dossier
• DPMA
• Discuss

• 239000000428 dust Substances 0.000 claims description 2
• 239000003595 mist Substances 0.000 claims 1
• 239000011111 cardboard Substances 0.000 description 12
• 239000000123 paper Substances 0.000 description 8
• 238000004026 adhesive bonding Methods 0.000 description 2
• 241000238557 Decapoda Species 0.000 description 1
• 241000863032 Trieres Species 0.000 description 1
• 229910052799 carbon Inorganic materials 0.000 description 1
• 238000010276 construction Methods 0.000 description 1
• 238000001914 filtration Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000011087 paperboard Substances 0.000 description 1
• 230000000241 respiratory effect Effects 0.000 description 1
• 239000000779 smoke Substances 0.000 description 1
• 239000003351 stiffener Substances 0.000 description 1
• 231100000331 toxic Toxicity 0.000 description 1
• 230000002588 toxic effect Effects 0.000 description 1

Cited By (1)