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2 091 541

(13)

(51)

IPC

(21) (22)

Application

5045066/03, 1992-03-31

(22)

Actual filing date

1992-03-31

(45)

Published

1997-09-27

(72)

Inventor

Minaev V.A.Bogdanov A.G.Bobrovskij Ja.M.

(73)

Holder

Inzhenernyj Tsentr Novykh Vidov Osnovanij I Fundamentov Nauchno-Issledovatel'Skogo, Proektno-Izyskatel'Skogo I Konstruktorsko-Tekhnologicheskogo Instituta Osnovanij I Podzemnykh Sooruzhenij Im.N.M.Gersevanova

METHOD OF CONSTRUCTION OF PILES FOUNDATION CLOSE TO EXISTING BUILDING Russian patent published in 1997 - IPC

Abstract RU 2091541 C1

FIELD: construction. SUBSTANCE: the offered method includes drilling hole, at least. 10 m deep and diameter equalling 1.1-1.4 of pipe side by auger with hollow rod. Ground is withdrawn in auger lifting and, simultaneously, hardening mortar is injected through hollow rod, first, to, at least. 1/3 of hole depth, and remaining part is filled with clay mortar. Then, lowered into hole is pile and hammer-driven to 0.5-2 m below hole bottom. EFFECT: higher efficiency. 4 dwg

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RU 2 091 541 C1

Authors

Minaev V.A.

Bogdanov A.G.

Bobrovskij Ja.M.

Dates

1997-09-27—Published

1992-03-31—Filed