Hurlburt e n (3 risultati)

hardcover. Condizione: Very Good++. Taylor Instrument Co 1928 Prev owner name inside cover else book is clean tight and bright. Brown cloth hardcover is clean and strong, lettering is bright but for small fading to a couple of letters and faded letters at spine.

Cloth. Condizione: Fair. 192pp, illus., soiling to cover.

Hardcover. Condizione: In quite good condition. First Edition. Small hardback, 5" x 6 " 204 pages, including an index and 20 pages of illustrations of complex instruments, including pyrometers and flash testers. Mostly numerical tables, but several detailed essays on subjects such as: hydrometers, properties of steam, and specific gravity. Also on emulsibility and saponification tests. Especially useful are the full-page outlines of processes involved in the distillation of crude oil, showing the different end products and their intermediate phases. For instance: crude oil > lamp oil > sludge > acid oil > asphalt. Or: crude oil > lubricating distillate > slack wax > crude parafin wax > parafin wax. The same outlines show which process is used to transform the crude oil into the next phase, processes such as fractional distillation, cold pressing, or the sweating process. The green cloth cover is severely stained in places, tho cover text is readable. Otherwise, clean & crisp; no marks, tears, or folded corners; tight binding.VERY GOOD $45. …