• No se han encontrado resultados

Pre-treatment

Using microwaves as a pre-treatment for enhancing the extraction of polyphenols from grape stems

Using microwaves as a pre-treatment for enhancing the extraction of polyphenols from grape stems

... temperature of 75ºC and a hydroalcoholic mixture with a 50% vol. of ethanol. Furthermore, microwaves were applied to grape stems as a pre-treatment prior to the conventional extraction for the first time. ...

22

Optimization of a thermal hydrolysis process for sludge pre treatment

Optimization of a thermal hydrolysis process for sludge pre treatment

... The objective of this study was therefore to determine the optimum conditions for thermal hydrolysis of waste activated sludge after studying the combined effect of pre-treatment tempera[r] ...

17

Thermal hydrolysis pre-treatment to enhance anaerobic digestion of waste activated sludge. optimization of operating conditions and evaluation of alternative schemes

Thermal hydrolysis pre-treatment to enhance anaerobic digestion of waste activated sludge. optimization of operating conditions and evaluation of alternative schemes

... enzymatic pre-treatments, demand continuous replacement of parts (in general technologically expensive for those mechanic technologies) or reagents consumption (for chemical ...sludge pre-treatment ...

171

Is pre treatment liver biopsy necessary for all hepatitis C genotypes?

Is pre treatment liver biopsy necessary for all hepatitis C genotypes?

... to treatment of hepatitis C genoty- pe-1 but not for genotype-2/3; this is based on expert opinion, not on published ...985 treatment-naïve patients with hepatitis C who did or did not undergo liver biopsy ...

10

Effects of thermal pre-treatment and variables of production on properties of OSB panels of Pinus taeda

Effects of thermal pre-treatment and variables of production on properties of OSB panels of Pinus taeda

... thermal pre-treatment in particles of strand type with the effect of variables of production on physical-mechanical properties of OSB panels, aiming to improve their dimensional ...thermal treatment ...

12

Clozapine pre treatment has a protracted hypolocomotor effect on the induction and expression of amphetamine sensitization

Clozapine pre treatment has a protracted hypolocomotor effect on the induction and expression of amphetamine sensitization

... clozapine pre-treated rats still develop and express locomotor sensitization to AMPH after a wash- out period, the magnitude of the locomotor response is blunted, when compared to the control ...clozapine ...

6

Optimization of a Thermal Hydrolysis process for sludge pre treatment

Optimization of a Thermal Hydrolysis process for sludge pre treatment

... of pre-treatment tempera- ture and time, in contrast to the results obtained for ...the pre- treatment, the methane production decreases (Bup Nde et ...longer pre-treatment time ...

6

Large volume sample stacking capillary electrophoresis used     / Nuria Maeso, Alejandro Cifuentes and Coral Barbas

Large volume sample stacking capillary electrophoresis used / Nuria Maeso, Alejandro Cifuentes and Coral Barbas

... A capillary electrophoresis method has been developed that permits 3-nitrotyrosine measurement in urine of di- abetic rats without any other sample pre-treatment more than dilution with acetonitrile and ...

6

Evaluación del desempeño operacional y ambiental de la digestión anaerobia de lodos provenientes del tratamiento de aguas servidas incluyendo pre-tratamiento mediante untrasonido e hidrolisis térmica

Evaluación del desempeño operacional y ambiental de la digestión anaerobia de lodos provenientes del tratamiento de aguas servidas incluyendo pre-tratamiento mediante untrasonido e hidrolisis térmica

... of the pre-treatment in terms of pressure and number of pressurization cycles. Specific energy needed for the process was 3380 kJ/kgTS, lower than the energy needed for sonication or microwave pre- ...

270

EFFECTS OF NA INCORPORATION AND PLASMA TREATMENT ON BI2S3 ULTRA-THIN LAYERS

EFFECTS OF NA INCORPORATION AND PLASMA TREATMENT ON BI2S3 ULTRA-THIN LAYERS

... As-deposited bismuth sulfide thin films prepared by means of a chemical bath deposition were treated with argon AC plasma. In this paper, we present the results on the physical modifications which were observed when a ...

27

Predictors of interpersonal psychotherapy in patients with bulimic eating disorders / Factores predictores del tratamiento de la bulimia nerviosa con terapia interpersonal

Predictors of interpersonal psychotherapy in patients with bulimic eating disorders / Factores predictores del tratamiento de la bulimia nerviosa con terapia interpersonal

... 1998), pre-treatment self-esteem levels and depression (Baell & Wertheim, 1992; Da- vis, McVey, Heinmaa, Rockert, & Kennedy, 1999; Fairburn, Kirk, O’Connor, & Anatasiades, 1997) and several ...

9

Evaluación de la biodegradabilidad anaerobia de residuos orgánicos pre tratados térmicamente

Evaluación de la biodegradabilidad anaerobia de residuos orgánicos pre tratados térmicamente

... This process can be used to treat a great variety organic materials (sewage sludge, food and kitchen waste, animal by-products, slaughterhouse waste), limited to grinding to particle size <50 mm. The wastes are ...

363

Complexity analysis of spontaneous brain activity: effects of depression and antidepressant treatment

Complexity analysis of spontaneous brain activity: effects of depression and antidepressant treatment

... We found that depressed patients showed higher pre-treatment complexity values compared with controls, and that complexity values decreased after 6 months of effective pharmacological t[r] ...

8

A preliminary study on ultrasonic treatment effect on transverse wood permeability

A preliminary study on ultrasonic treatment effect on transverse wood permeability

... Ultrasonic pre-treatment of small and pressure saturated Douglas-fir heartwood specimens at 20 kHz fixed frequency with an acoustic horn resulted in increased specific permeability coefficient in both ...

7

PRETRATAMIENTO AL VAPOR ASISTIDO POR IMPREGNACIÓN ÁCIDA O ALCALINA PARA LA PRODUCCIÓN DE ETANOL A PARTIR DE BAGAZO Y PAJA DE CAÑA DE AZÚCAR

PRETRATAMIENTO AL VAPOR ASISTIDO POR IMPREGNACIÓN ÁCIDA O ALCALINA PARA LA PRODUCCIÓN DE ETANOL A PARTIR DE BAGAZO Y PAJA DE CAÑA DE AZÚCAR

... two-step pre-treatment combining low-tem- perature acidic or alkaline impregnation followed by low-severity steam explosion treatment was found effective for pretreatment of sugarcane ...alkaline ...

8

Coupling pre-concentration and electrochemical degradation processes for the treatment of wastewater containing organochlorine pesticides

Coupling pre-concentration and electrochemical degradation processes for the treatment of wastewater containing organochlorine pesticides

... As seen, the effects of the hydrogen peroxide addition are more important in the case of the sludge pretreated with LF-US, although the total removal obtained is not very high in any of the cases evaluated. No ...

217

Consideraciones actuales acerca de la enfermedad hipertensiva del embarazo y el puerperio

Consideraciones actuales acerca de la enfermedad hipertensiva del embarazo y el puerperio

... proper treatment may save the life of the mother and ...sive treatment in patients with mild to moderate HT needs further well-designed research, as there is great controversy about ...the treatment ...

22

Response to Loco Regional Therapy Predicts Outcomes After Liver Transplantation for Combined Hepatocellular Cholangiocarcinoma

Response to Loco Regional Therapy Predicts Outcomes After Liver Transplantation for Combined Hepatocellular Cholangiocarcinoma

... Because of the individual matching design, the HCC- CCA and HCC patients did not differ in age, sex, mean tu- mor number from pre-LT imaging, mean tumor size from pre-LT imaging, or the proportion that were ...

11

PRE : antes de

PRE : antes de

... Así era PRE: transcurría en tres espacios simultáneos. Donde te tocara sentarte veías una obra completa, que se completaba con las otras dos que coexistían dentro de la casa. El público lo entendió y se ...

6

Show all 8688 documents...

Related subjects