Steven a tedesco (13 risultati)

Condizione: As New. Unread book in perfect condition.

Hardcover. Condizione: Very Good. 4 to, xii + 206 pp. Bound in slick-surfaced boards, with multi colored design. Covers rubbed, some soil on back cover. Parallel (2) indentation to fore-edge, boards only affected, and not obvious except from directly looking at fore edge. Limited highlighting on pp 24-26, limited ink underlining pp 21-23. Pp 20 and 23 have small dog-ear. Otherwise no names, text clean, Binding sound, square, and lightly read.…

Condizione: As New. Unread book in perfect condition.

Condizione: New.

Condizione: New. Includes numerous case histories from locations around the globe Features detailed discussions of exploration and production methods Presents original, detailed geologic maps where helium deposits have been sourced.

Condizione: New.

Condizione: New.

Condizione: New.

Condizione: As New. Unread book in perfect condition.

Taschenbuch. Condizione: Neu. Neuware - Geology and Production of Helium and Associated Gases brings together several different theories and models on how helium is generated, migrated to the reservoir, and trapped from several geologic rock types. The importance of this element in society cannot be stressed enough, but helium is in significant short supply. Nitrogen is also important in the fertilizer industry and is a byproduct of helium and natural gas production. Nitrogen presence often indicates the presence of Helium. This book brings together a tremendous amount of geology, engineering, and production methods not available elsewhere in one source.…

Condizione: As New. Unread book in perfect condition.

Condizione: New. pp. 240.

Condizione: New. pp. 240.