JPS6346716Y2 - - Google Patents

Info

Publication number

JPS6346716Y2

JPS6346716Y2 JP2577284U JP2577284U JPS6346716Y2 JP S6346716 Y2 JPS6346716 Y2 JP S6346716Y2 JP 2577284 U JP2577284 U JP 2577284U JP 2577284 U JP2577284 U JP 2577284U JP S6346716 Y2 JPS6346716 Y2 JP S6346716Y2

Authority

JP

Japan

Prior art keywords

cylindrical body

sleeve

driven magnet

corrosion

leak

Prior art date

1984-02-27

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

Links

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• 239000000919 ceramic Substances 0.000 claims description 40
• 229920005989 resin Polymers 0.000 claims description 28
• 239000011347 resin Substances 0.000 claims description 28
• 230000007797 corrosion Effects 0.000 claims description 25
• 238000005260 corrosion Methods 0.000 claims description 25
• 239000012530 fluid Substances 0.000 claims description 16
• 230000002093 peripheral effect Effects 0.000 claims description 4
• 238000005086 pumping Methods 0.000 claims description 2
• 238000007789 sealing Methods 0.000 description 9
• MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 8
• 239000007788 liquid Substances 0.000 description 8
• 230000006866 deterioration Effects 0.000 description 7
• 239000000463 material Substances 0.000 description 6
• 229910052573 porcelain Inorganic materials 0.000 description 6
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
• 229910002804 graphite Inorganic materials 0.000 description 4
• 239000010439 graphite Substances 0.000 description 4
• 229910052581 Si3N4 Inorganic materials 0.000 description 3
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
• 229910052751 metal Inorganic materials 0.000 description 3
• 239000002184 metal Substances 0.000 description 3
• HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
• 229910010271 silicon carbide Inorganic materials 0.000 description 3
• HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
• 239000000126 substance Substances 0.000 description 3
• 238000010586 diagram Methods 0.000 description 2
• KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 2
• 239000003822 epoxy resin Substances 0.000 description 2
• 229910052863 mullite Inorganic materials 0.000 description 2
• 230000035515 penetration Effects 0.000 description 2
• 229920000647 polyepoxide Polymers 0.000 description 2
• 229920001225 polyester resin Polymers 0.000 description 2
• 239000004645 polyester resin Substances 0.000 description 2
• 239000003566 sealing material Substances 0.000 description 2
• 239000010935 stainless steel Substances 0.000 description 2
• 229910001220 stainless steel Inorganic materials 0.000 description 2
• 229910000990 Ni alloy Inorganic materials 0.000 description 1
• 229910001069 Ti alloy Inorganic materials 0.000 description 1
• 238000005299 abrasion Methods 0.000 description 1
• 238000001816 cooling Methods 0.000 description 1
• LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 239000012466 permeate Substances 0.000 description 1