Show metadata Hide metadata

(19)

(11)

2 114 214

(13)

(51)

IPC

(21) (22)

Application

93046726/02, 1993-10-06

(22)

Actual filing date

1993-10-06

(45)

Published

1998-06-27

(72)

Inventor

Kravtsov E.E.Kondratenko T.S.Kaliev S.G.Starkova N.N.Kijashko N.V.Denisenko S.V.Projavko E.V.

(73)

Holder

Kravtsov Evgenij Evgen'Evich

METAL CORROSION INHIBITOR IN HYDROCHLORIC AND SULFURIC ACIDS Russian patent published in 1998 - IPC

Abstract RU 2114214 C1

FIELD: metal working industry, more particularly protection of metals from acid corrosion. SUBSTANCE: corrosion inhibitor in hydrochloric and sulfuric acids comprises, wt. -%: N-(3-oxy-4- methoxybenzalidene-N′-(3-nitro-6-pyridyl)sulfanylamide, 15.1-24.0; -6-butyl-N-methylquinolinium iodide, 32.9-36.0; 5-oxytetrazol, 12.0-16.4; and urotropin, 28.0-35.6. EFFECT: greater degree of protection from corrosion of steel, titanium, zinc brass in hydrochloric and sulfuric acids and reduced hydrogen absorption. 2 tbl

Similar patents RU2114214C1

Title	Year	Author	Number
INHIBITOR OF METAL CORROSION IN SULFURIC AND HYDROCHLORIC ACIDS	1995	Kravtsov E.E. Kondratenko T.S. Kaliev S.G. Samedov M.I. Privezentsev A.V. Idiatulin S.A. Kharitonova N.A.	RU2124070C1
CORROSION INHIBITOR OF METALS IN SULFURIC AND IN HYDROGEN CHLORIDE ACIDS	1993	Kravtsov E.E. Kondratenko T.S. Kaliev S.G. Starkova N.N. Pankratova E.V. Novikova N.P.	RU2113542C1
INHIBITOR OF CORROSION OF METALS IN SULFURIC AND HYDROCHLORIC ACID	1996	Kravtsov E.E. Eliseev I.S. Starkova N.N. Kaliev S.G. Revina A.E. Sasina M.I. Kondratenko T.S.	RU2124578C1
INHIBITOR OF METAL CORROSION IN SULPHURIC AND HYDROCHLORIC ACIDS	2011	Kravtsov Evgenij Evgen'Evich Vostrikova Dar'Ja Aleksandrovna Ismailova Faina Gadzhibabaevna Gibadullin Ruslan Faritovich Kitaeva Ehlina Badmaevna Sychev Mikhail Andreevich Kaliev Sultan Garifovich Ogorodnikova Nadezhda Petrovna Starkova Natal'Ja Nikolaevna Kondratenko Taisija Sergeevna	RU2487193C1
INHIBITOR AGAINST METAL CORROSION IN SULFURIC, HYDROCHLORIC, AND SULFAMIC ACIDS	1995	Kravtsov E.E. Starkova N.N. Dutljakova O.S. Ushakova N.M. Kondratenko T.S. Godovikov V.P.	RU2126851C1
METAL CORROSION INHIBITOR IN SULFURIC AND HYDROCHLORIDE ACIDS	1998	Kravtsov E.E. Alberdina M.A. Pivovarenok O.A. Starkova N.N. Kaliev S.G. Dragunkina Ja.N. Kondratenko T.S.	RU2173734C2
INHIBITOR OF CORROSION OF METALS IN SULPHURIC, HYDROCHLORIC AND ORTHOPHOSPHORIC ACIDS	2009	Vostrikova Dar'Ja Aleksandrovna Burlak Igor' Alekseevich Kravtsov Evgenij Evgen'Evich Masalimova Dina Tel'Zhanovna Starkova Natal'Ja Nikolaevna Aptekar' Mikhail Davydovich Ogorodnikova Nadezhda Petrovna Kondratenko Taisija Sergeevna	RU2418099C1
CORROSION INHIBITOR OF METALS IN SULFURIC AND HYDROCHLORIC ACIDS	1998	Kravtsov E.E. Starkova N.N. Mukhovnikov A.V. Mukhambetova O.A. Shamet'Ko E.P. Knizhnikov I.V. Birjukov A.Ju. Kondratenko T.S.	RU2151216C1
INHIBITOR FOR CORROSION OF METALS IN SULPHURIC, HYDROCHLORIC AND ORTHOPHOSPHORIC ACID	2006	Kravtsov Evgenij Evgen'Evich Sasonov Ivan Anatol'Evich Dojnikov Roman Aleksandrovich Starkova Natal'Ja Nikolaevna Ogorodnikova Nadezhda Petrovna Limonova Nino Tarielovna Kondratenko Taisija Sergeevna	RU2330123C1
CORROSION INHIBITOR OF METALS IN SULFURIC, HYDROCHLORIC AND ORTHOPHOSPHOROUS ACIDS	2001	Kravtsov E.E. Svetasheva R.R. Sham'Janova D.A. Starkova N.N. Kaliev S.G. Kondratenko T.S.	RU2203981C2

RU 2 114 214 C1

Authors

Kravtsov E.E.

Kondratenko T.S.

Kaliev S.G.

Starkova N.N.

Kijashko N.V.

Denisenko S.V.

Projavko E.V.

Dates

1998-06-27—Published

1993-10-06—Filed