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2 200 181

(13)

(51)

IPC

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Application

2001108313/03, 2001-03-27

(24)

Start date

2001-03-27

(22)

Actual filing date

2001-03-27

(45)

Published

2003-03-10

(72)

Inventor

Makhoro V.A.Chichkanova T.V.Kamenshchikov F.A.Samatov R.M.Arslanov F.G.

(73)

Holder

Makhoro Vladimir AlekseevichChichkanova Tamara ValentinovnaKamenshchikov Feliks Anatol'EvichSamatov Rif MansurovichArslanov Farit Ganeevich

LUBRICATING ADDITIVE FOR DRILLING MUDS Russian patent published in 2003 - IPC

Abstract RU 2200181 C2

FIELD: oil and gas production. SUBSTANCE: additive contains, wt %: triglyceride fatty acids (more particularly flotation goudron) 27-35, oxyethylenated fatty acid C₁₇H₃₅COO(C₂H₄O)₆H, 2-5, and additionally oxyethylenated alkylphenol C₉H₁₉C₆H₄O(C₂H₄)₁₀OH, 2-6, triethanolamine 3-6, and propylene pentamer 50-60. EFFECT: lowered friction factor of drilling mud and reduced consumption of additive. 2 tbl

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RU 2 200 181 C2

Authors

Makhoro V.A.

Chichkanova T.V.

Kamenshchikov F.A.

Samatov R.M.

Arslanov F.G.

Dates

2003-03-10—Published

2001-03-27—Filed