51
Gustaf Arthur Nyman, Gote Savo: Method for continuous hydrolysis of pentose containing material and apparatus for implementing the method. Anstalt Gemass, Allison C Collard, May 24, 1977: US04025356 (20 worldwide citation)

Method and apparatus for the continuous acid hydrolysis of pentosan-containing material at a temperature between 80.degree. and 120.degree. C and at a pH lower than 5. At least two portions of hydrolysate are re-cycled back into the hydrolysis vessel. One recycle portion having a lower acid concentr ...


52
Roger D Hester, George E Faina: Process for separating acid-sugar mixtures using ion exclusion chromatography. Tennessee Valley Authority, Robert A Petrusek, July 23, 1996: US05538637 (20 worldwide citation)

A process for effectively and economically separating an ionic component such as acid from a nonionic component such as sugar in polar solutions using ion exclusion technology whereby the viability of using hydrolysis to convert wood and agricultural waste products such as corn stover into fuel alco ...


53
Lawrence J Russo Jr: Method for the separation of acid from sugars. Controlled Environmental Systems Corporation, Sterne Kessler Goldstein & Fox P L L C, July 16, 2002: US06419828 (20 worldwide citation)

A method for separating acid and sugars obtained from liquids resulting from the acid hydrolysis of a material containing at least one of cellulose and hemicellulose is disclosed, comprising adding the liquids to a separation unit comprising a bed of anionic exchange or exclusion chromatographic mat ...


54
Otavio Vianna Carvalho, Ronaldo Mendonca Mansur, Sandro da Silva Aguiar, Jane Hitoni Fujiyama, Antonio Luiz Ribeiro de Castro: Malonic acid and esters thereof. Trikem, Birch Stewart Kolasch & Birch, May 28, 2002: US06395931 (19 worldwide citation)

A process for preparing malonic acid from the hydrolysis of cyanoacetic acid in the presence of aqueous hydrochloric acid, the process conditions being such that they allow high yields in malonic acid product. The product of said acid hydrolysis is a mixture of malonic acid and ammonium chloride by- ...


55
Kazuhiro Ito, Etsuzo Entani, Yoshiya Kawamura: Methods for protecting vegetables, turfgrass, rice and fruit trees from fungi and bacteria. Nakano Vinegar, Frishauf Holtz Goodman & Woodward, December 20, 1994: US05374627 (19 worldwide citation)

A variety of plant diseases and damage by certain pests in agricultural and horticultural plants can be efficiently controlled without substantial chemical injuries by applying a plant-protecting composition which comprises (a) 1 part by weight of a chitosan hydrolyzate having an average molecular w ...


56
Roger D Hester, George E Farina: Concentrated sulfuric acid hydrolysis of lignocellulosics. Tennessee Valley Authority, University of Southern Mississippi, Peter D Olexy, May 16, 2000: US06063204 (19 worldwide citation)

A process, system, and apparatus for effectively and economically producing fermentable sugars from cellulosic feedstocks is described. The economic viability of using wood and/or agricultural waste, containing large fractions of cellulose and hemicellulose is highly dependent on the method used for ...


57
A process for the production of polyhydric alcohol mixtures by degradative hydrogenation of sugars. Udic, June 22, 1960: GB838766-A (19 worldwide citation)

A crude solution of sugars obtained from the mineral acid hydrolysis of cellulose and/or hemicellulose present in cellulosic material is catalytically hydrogenated at a temperature of 100-160 DEG C. while the solution is maintained at a pH of at least 8 to give polyhydric alcohols having less carbon ...


58
Process for preparing hydroxymethyl furfural. Atlas Powder Co, September 6, 1961: GB876463-A (19 worldwide citation)

Hydroxymethyl furfural is made by dehydrating a hexose, or a hexose polymer which yields simple hexoses on acid hydrolysis, at an elevated temperature in the presence of an acid catalyst and in a reaction medium comprising a mixture which contains from 5% to 70% by weight of water and correspondingl ...


59
Richard H Baltz, Gene M Wild, Eugene T Seno: Demycinosyltylosin and process for its production. Eli Lilly and Company, Nancy J Harrison, Arthur R Whale, March 23, 1982: US04321361 (18 worldwide citation)

23-Demycinosyltylosin (DMT) which has the formula: ##STR1## 20-dihydro-DMT, specified acyl ester derivatives, and their acid addition salts are useful antibacterial agents. Improved methods of making 5-O-mycaminosyltylonolide (OMT) and 20-dihydro-OMT by mild acid hydrolysis of DMT and 20-dihydro-DMT ...


60
Roger D Hester, George E Farina: Concentrated sulfuric acid hydrolysis of lignocellulosics. Tennessee Valley Authority, Peter D Olexy, October 26, 1999: US05972118 (18 worldwide citation)

A process, system, and apparatus for effectively and economically producing fermentable sugars from cellulosic feedstocks is described. The economic viability of using wood and/or agricultural waste, containing large fractions of cellulose and hemicellulose is highly dependent on the method used for ...



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