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公开(公告)号:US2701221A
公开(公告)日:1955-02-01
申请号:US28014652
申请日:1952-04-02
Applicant: STANDARD OIL DEV CO
Inventor: CLAYTON JR ROBERT E , THOMAS ROBERT M
CPC classification number: C08J5/121 , B32B25/08 , B32B25/16 , B60C11/00 , B60C11/005 , C08J2309/00 , C08L23/22 , Y10T428/3183 , Y10T428/31833 , Y10T428/31837 , Y10T428/31917
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2.Cushion for railroad ties comprising a copolymer of styrene and isobutylene, a bituminous material, and a fibrous material 失效
Title translation: 包括苯乙烯和异丁烯的共聚物的铁路连接件,沥青材料和纤维材料公开(公告)号:US2688005A
公开(公告)日:1954-08-31
申请号:US28525152
申请日:1952-04-30
Applicant: STANDARD OIL DEV CO
Inventor: CLAYTON JR ROBERT E , NEWBERG RAYMOND G
CPC classification number: E01B9/681 , C08K7/12 , C08L25/08 , C08L95/00 , Y10S260/23 , C08L2666/02
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3.Method of preparing high-density molded articles comprising cork and an elastomer 失效
Title translation: 制备包含软木和弹性体的高密度模塑制品的方法公开(公告)号:US2491715A
公开(公告)日:1949-12-20
申请号:US63844045
申请日:1945-12-29
Applicant: STANDARD OIL DEV CO
Inventor: CLAYTON JR ROBERT E
CPC classification number: C08L97/007 , C08L9/04 , C08L21/00 , C08L2666/26
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