Drilling mud composition containing a starch product and a metho

Details Drilling mud composition containing a starch product and a metho Drilling mud composition containing a starch product and a metho

1980-06-11

1983-05-24

Guynn, Herbert B.

Compositions

Leather or fur treating

127 32, 127 66, 252 85A, C09K 702

Patent

active

043849636

ABSTRACT:
A starch product suitable for use in drilling muds, a method for producing the same, a drilling mud containing said product and a method for drilling a well.
The starch product is obtained by drying the debris recovered from peeling potatoes. The production is preferably performed by washing the potatoes (50) and peeling them (51), yielding rasped potatoes (56) and peel debris (51a). A great part of the water contained in said peel debris (51a) is removed in a decanter (52) and the remainder is subsequently dried (53), yielding the product (55).

REFERENCES:
patent: 2399986 (1946-05-01), Chapman
patent: 2417307 (1947-03-01), Larsen
patent: 2525783 (1950-10-01), Farrow
patent: 2548263 (1951-10-01), Hoogezand et al.
patent: 2773783 (1956-12-01), Lunstroth
patent: 2798011 (1957-07-01), Fontein et al.
patent: 2908597 (1959-10-01), Owen
patent: 3018245 (1962-01-01), Owen
patent: 3433668 (1969-03-01), Hein
Rogers, Composition and Properties of Oil Well Drilling Fluids, Second Edition, Pub. 1953, pp. 408-414.

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