Results 31 to 40 of about 414 (164)

Incidence of surgical site infection in dogs undergoing soft tissue surgery: risk factors and economic impact

open access: yesVeterinary Record Open, Volume 6, Issue 1, January 2019., 2019
Objectives To determine (1) the incidence of surgical site infection (SSI) in patients undergoing soft tissue surgery at a veterinary teaching hospital and to study (2) and describe the main risk factors associated with SSI and (3) assess the economic impact of SSI. Design Prospective cohort study. Setting Veterinary teaching hospital. Participants 184
Jorge Espinel‐Rupérez   +4 more
wiley   +1 more source

El camino del caucho [PDF]

open access: yesRevista chilena de infectología, 2018
Investigations first by Markham, and then by Spruce, performed in the middle of multiple risks, in the deep of dense jungle, through the wild rivers and facing up natives many times hostile, brought the knowledge of the life cycle of Hevea brasiliensis, the rubber’s tree, necessary for take its seeds to Asia, its adaptation to this continent and its ...
openaire   +2 more sources

Five Hundred Years of Mercury Exposure and Adaptation

open access: yesBioMed Research International, Volume 2012, Issue 1, 2012., 2012
Mercury is added to the biosphere by anthropogenic activities raising the question of whether changes in the human chromatin, induced by mercury, in a parental generation could allow adaptation of their descendants to mercury. We review the history of Andean mining since pre‐Hispanic times in Huancavelica, Peru.
Guido Lombardi   +6 more
wiley   +1 more source

Caracterización mecánica del caucho vulcanizado reciclado [PDF]

open access: yes, 2021
Natural Rubber comes from the rubber tree as a white latex and after vulcanization It has many industrial applications such as o-rings, shoes, electric components, flexible piping, tires, etc. However, every industrial process in rubber transformation brings some amount of waste. The most visible problem with rubber is the tire production.
openaire   +3 more sources

A Novel Set of Analysis Tools Integrated with the Energy Gap Method for Energy Accounting Center Diagnosis in Polymer Production

open access: yesResources
Energy and production efficiency are critical for achieving sustainability and competitiveness in polymer processing plants. A system with high energy efficiency and performance enhances productivity while reducing greenhouse gas emissions.
Omar Augusto Estrada-Ramírez   +3 more
doaj   +1 more source

Schultes y el caucho: formaciones regionales y estatales en Vaupés (1942-1970)

open access: yesHISTOReLo: Revista de Historia Regional y Local, 2020
Este artículo analiza las relaciones entre las exploraciones de Richard E. Schultes, la extracción del caucho y los procesos de formación del Estado a escala regional que tuvieron lugar en Vaupés entre 1942 y la década de 1970, cuando terminó el “segundo 
Esteban Rozo
doaj   +1 more source

Ecofibras de caucho

open access: yes, 2023
Ingeniero de ...
Acosta Pinzon, John Federico   +2 more
openaire   +1 more source

Propiedades acústica del caucho granular

open access: yes, 2022
El estudio origen de esta tesis surrge de la necesidad de encontrar materiales acústicos absorbentes, alternativos a los fibrosos tradicionales, para su utilización en exteriores. Otro tema de interés consiste en la reutilización de neumáticos fuera de uso, agentes contaminantes de primer orden.
openaire   +2 more sources

Los "empates" y la memoria del caucho [PDF]

open access: yesRevista chilena de literatura, 2014
Los “empates” son formas de resistencia pacífica creadas por las poblaciones del Amazonas brasileño y utilizadas para detener el avance amenazador de las empresas de deforestación que invaden su espacio vital. Esta investigación busca demostrar que la disposición a esta confrontación se nutre de una memoria colectiva en la cual es posible identificar ...
openaire   +3 more sources

Sustainable extraction of lignin from rice straw: utilizing fractionated lignin for antimicrobial functionalization of polymeric materials

open access: yesBiofuels, Bioproducts and Biorefining, Volume 19, Issue 5, Page 1378-1399, September/October 2025.
Abstract Lignin extracted from rice straw via hydrothermal steam explosion and fractionated using acid‐catalyzed organosolv treatment in previous work was incorporated into styrene–butadiene rubber (SBR) at 3 and 6 wt% to develop functionalized composites with antimicrobial properties.
Henoc Pérez‐Aguilar   +4 more
wiley   +1 more source

Home - About - Disclaimer - Privacy