An annealed, high tensile strength, heat hardenable metal strip is shaped into a spiral wound gasket profile prior to heat treating the strip to harden it and then winding it with a strip of sealing material into a spiral wound gasket.
申请公布号
NL8301750(A)
申请公布日期
1983.12.16
申请号
NL19830001750
申请日期
1983.05.17
申请人
FLEXITALLIC LIMITED TE MANCHESTER, GROOT-BRITTANNIE.
