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1.发明授权Vulcanizable rubber composition containing as a reinforcing agent, a partial polyvalent metal salt of coal derived humic acids 失效含有作为增强剂的可硫化橡胶组合物，得自煤的腐殖酸的部分多价金属盐
公开(公告)号：US3075931A
公开(公告)日：1963-01-29
申请号：US84396759
申请日：1959-10-02
Applicant: FMC CORP
Inventor： DAVIDSON WILLIAM L , LEVESQUE PAUL E , LATOURETTE HAROLD K
IPC: C08L21/00
CPC classification number: C08L9/06 , C08K5/098 , C08L7/00 , C08L21/00 , C08L97/00 , Y10S524/925 , C08L2666/26
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