21.
    发明专利
    未知

    公开(公告)号:FR2080802A1

    公开(公告)日:1971-11-19

    申请号:FR7105543

    申请日:1971-02-18

    Applicant: MEFINA SA

    Inventor: TORRE M

    Abstract: 1288356 Solid lubricants MEFINA SA 19 April 1971 [27 Feb 1970] 21757/71 Heading C5F [Also in Division F2] A solid lubricant comprises a dispersion of hexagonal boron nitride in sulphur. The lubricant may be prepared by adding powdered boron nitride to liquid sulphur at a temperature between the melting point and 160‹ C. or between 360‹ C. and the boiling point.

    22.
    发明专利
    未知

    公开(公告)号:NL7102630A

    公开(公告)日:1971-08-31

    申请号:NL7102630

    申请日:1971-02-26

    Applicant: MEFINA SA

    Inventor: TORRE M

    Abstract: 1288356 Solid lubricants MEFINA SA 19 April 1971 [27 Feb 1970] 21757/71 Heading C5F [Also in Division F2] A solid lubricant comprises a dispersion of hexagonal boron nitride in sulphur. The lubricant may be prepared by adding powdered boron nitride to liquid sulphur at a temperature between the melting point and 160‹ C. or between 360‹ C. and the boiling point.

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