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公开(公告)号：FR2608173B1
公开(公告)日：1993-07-16
申请号：FR8617621
申请日：1986-12-15
Applicant: SOLVAY
Inventor： TYTGAT DANIEL , REIGNIER MARIANNE , DUJARDIN FRANCOIS
Abstract: Baths comprising, in aqueous solution, a mixture of hydrochloric acid, phosphoric acid, nitric acid and sulphosalicylic acid and at least one abietic compound.
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公开(公告)号：NO173025B
公开(公告)日：1993-07-05
申请号：NO875201
申请日：1987-12-14
Applicant: SOLVAY
Inventor： TYTGAT DANIEL , REIGNIER MARIANNE , DUJARDIN FRANCOIS
Abstract: Baths comprising, in aqueous solution, a mixture of hydrochloric acid, phosphoric acid, nitric acid and sulphosalicylic acid and at least one abietic compound.
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公开(公告)号：HU912030D0
公开(公告)日：1991-12-30
申请号：HU203091
申请日：1991-06-18
Applicant: SOLVAY
Inventor： TYTGAT DANIEL , BARTHELEMY NATHALIE
Abstract: Baths for the chemical polishing of stainless steel surfaces which comprise a mixture of hydrochloric acid, nitric acid and phosphoric acid, a substituted or unsubstituted hydroxybenzoic acid and an amine in aqueous solution.
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公开(公告)号：FI81611C
公开(公告)日：1990-11-12
申请号：FI862361
申请日：1986-06-03
Applicant: SOLVAY
Inventor： TYTGAT DANIEL , LEFEVRE PIERRE
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公开(公告)号：FI905229A0
公开(公告)日：1990-10-24
申请号：FI905229
申请日：1990-10-24
Applicant: SOLVAY & CIE SOCIETY ANONYME
Inventor： TYTGAT DANIEL , MAGNUS STEFAAN
Abstract: Baths for chemical polishing of copper or copper alloy surfaces, comprising, in aqueous solution, hydrogen peroxide, phosphoric acid and tetraborate ions.
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Patent Agency Ranking
公开(公告)号：FI81611B
公开(公告)日：1990-07-31
申请号：FI862361
申请日：1986-06-03
Applicant: SOLVAY
Inventor： TYTGAT DANIEL , LEFEVRE PIERRE
Abstract: Baths for chemical polishing of stainless steel surfaces, comprising, in aqueous solution, a mixture of hydrochloric acid, phosphoric acid and nitric acid, ferricyanide complex ions and an additive capable of decomposing nitrous acid. The baths can be used in particular for chemical polishing of heat exchangers with a very large exchange surface.
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公开(公告)号：NO884228D0
公开(公告)日：1988-09-23
申请号：NO884228
申请日：1988-09-23
Applicant: SOLVAY
Inventor： TYTGAT DANIEL , MAGNUS STEFAAN
Abstract: Baths for the chemical polishing of copper or copper alloy surfaces, comprising, in aqueous solution, hydrogen peroxide, chloride ions, phosphoric acid and phosphate and hydrogenphosphate ions, in quantities adjusted so as to impart a pH of between 1.25 and 3 to the bath.
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公开(公告)号：FR2608173A1
公开(公告)日：1988-06-17
申请号：FR8617621
申请日：1986-12-15
Applicant: SOLVAY
Inventor： TYTGAT DANIEL , REIGNIER MARIANNE , DUJARDIN FRANCOIS
Abstract: Baths comprising, in aqueous solution, a mixture of hydrochloric acid, phosphoric acid, nitric acid and sulphosalicylic acid and at least one abietic compound.
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公开(公告)号：PT82125B
公开(公告)日：1988-04-21
申请号：PT8212586
申请日：1986-03-03
Applicant: SOLVAY
Inventor： TYTGAT DANIEL , LEFEVRE PIERRE , MARECHAL MICHEL
Abstract: The chemical polishing of steel surfaces is carried out by bringing the latter into contact with a bath comprising, in aqueous solution, hydrochloric acid, phosphoric acid, nitric acid and ferricyanide complex ions. The invention is in particular applicable to the polishing of vessels of large dimensions made from stainless steel alloyed with chromium and with nickel.
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公开(公告)号：BR8602514A
公开(公告)日：1987-01-27
申请号：BR8602514
申请日：1986-05-30
Applicant: SOLVAY
Inventor： TYTGAT DANIEL , LEFEVRE PIERRE
Abstract: Baths for chemical polishing of stainless steel surfaces, comprising, in aqueous solution, a mixture of hydrochloric acid, phosphoric acid and nitric acid, ferricyanide complex ions and an additive capable of decomposing nitrous acid. The baths can be used in particular for chemical polishing of heat exchangers with a very large exchange surface.
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