公开(公告)号：US3814699A

公开(公告)日：1974-06-04

申请号：US10873971

申请日：1971-01-22

Applicant: SNAM PROGETTI

Inventor： BALDIERI F ,  BORGIANNI C

IPC: B01J2/30 ,  C04B41/50 ,  H01B1/04 ,  H05B7/12 ,  C09K3/00 ,  B01J1/16 ,  B44D1/20

CPC classification number: C04B41/009 ,  B01J2/30 ,  C04B41/5092 ,  H01B1/04 ,  H05B7/12 ,  C04B41/5006 ,  C04B41/5007 ,  C04B35/52

Abstract: THIS INVENTION PROVIDED A SOLUTION AND NOVEL PROCEDURE FOR IMPARTING OXIDATION RESISTANCE TO AMORPHOUS CARBON OR GRAPHITE MANUFACTURED ARTICLES BY MEANS OF THE COATING SOLUTION WHICH CONSISTS OF WATER, PHOSPHORIC ACID, ONE OR MORE COMPOUNDS SELECTED FROM THE GROUPS OF SALTS, OXIDES AND HYDROXIDES OF A METAL OF THE 2ND GROUP OF THE PERIODIC SYSTEM; ONE OR BOTH COMPONENTS OF THE GROUP FORMED BY BORIC AND SOLDIUM TETRABORATE DECAHYDRATE AND ONE OR MORE COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF NITRIC ACID, SODIUM NITRITE AND SODIUM CARBONATE.