Desteklenmemis bir polimerizasyon katalizörünün mevcudiyetinde gaz fazinda polimerizasyon reaksiyonlari için, üretilen reçinenin ortalama parçacik boyutunun 0.01-0.06 inç arasinda degistigi bir sekilde bir reçine parçacigi az olan bölümün temin edilecegi sekilde bir sivi katalizörün verilmesi için bir islem temin edilmistir.; For gas phase polymerization reactions in the presence of an unsupported...

The present invention relates to a heterogeneous silica/carbon black-filled rubber compound and a process for making the same. The rubber compound is characterized by containing silica, two different carbon blacks and two different rubbers. One of the carbon blacks is selectively dispersed in one rubber along with the silica and the other carbon black is dispersed in another rubber. The two rubber...

Bu bulus, siva alçi gibi suyla sertlesen inorganik bilesimlerin su geçirmezlik özelliginin gelistirilmesi için bir yöntemi göstermektedir. Tadil-edici-madde, (A) 200-400 mg KOH/g (SMA 2000 ya da 3000)kadar bir asit sayisina sahip olan doymamis dikarboksilit asit (ya da anhidrid) ve bir vinil monomeri kopolimeri ve (B) organopolisiloksan ya da türevlerinin alkali bilesiklerinin kullanilmasiyla su i...

Bu bulus, bir polietilen homopolimeri, kopolimeri ve terpolimerinin üretilmesi için bir islem temin etmektedir, bu islem etilen ve istege bagli olarak, bir amin-ihtiva-eden antistatik maddenin mevcudiyetinde polimerizasyon kosullari altinda bir metalosen polimerizasyon katalizörünü ihtiva eden bir reaksiyon bölgesinde 3-18 karbon atomuna sahip olan en azindan bir alfa olefinin ve etilenin katilmas...

Pihtilasma prosesi vasitasi ile sertlesebilen ve iyi mekanik ve kimyevi özellikler ve ayrica primer olmadan çimento bazli alt kaplamalar üzerinde iyi yapisma özelligi gösteren bir kaplama tarif edilmektedir. Böyle bir kaplama en az iki komponentten meydana gelmekte olup, bunlardan biri serbest isosiyanat gruplarinin yerine iyonik gruplarin bulundugu, özellikle karboksilat ve/veya sülfonat gruplari...

The invention relates to a method and an apparatus for identifying a heartbeat. In the method, an arterial pressure signal is measured in the form of multichannel measurement, and the required signal-processing operations, such as filtration, are carried out if necessary. The method also comprises carrying out signal detection and decision-making concerning the acceptance as a heartbeat signal. Ac...

A needle assembly having a telescoping shield that extends over the distal e nd of the needle when released by an actuator that is triggered during a standard sequ ence of operation of a medical procedure. For example, the telescoping shield extends by means of a compression spring from a starting retracted position to a venipuncture part ially extended position during the standard sequence of op...

Disclosed is a novel process for preparing a compound, in which materials difficult to prepare at low temperature can be prepared even if the temperature is such a low temperature as room temperature. In this process, a solid catalyst is disposed in a vessel, a sub-reaction field f is formed on the surface of the solid catalyst, and materials for reaction are supplied to the sub-reaction field f w...

A method is provided for the combined production of synthesis gas and electric power. Such method includes at least the following steps: a step for the production of synthesis gas by the combustion of a second fuel stream with a combustion to flue gas, and passing the flue gas in heat-conducting relationship with steam-reforming reactions of a hydrocarbon feedstock in a heat exchange reactor; and ...

Asagidaki formülün yeni benzimidazol türevleri tanimlanmistir. Burada, R1 hidrojendir veya metil, etil, izopropil, siklopropil veya vinil gibi kisa zincirli hidrokarbon grubudur, ve R2, CH2OH, COOH, COOR ve 4,4-dimetil-2-oksazolinil arasindan seçilmis bir gruptur; R3 ise yukarida tanimlandigi gibi kisa zincirli bir alkil grubudur ve farmakolojik olarak kabul edilebilir asitler veya bazlarla, ilave...

This invention relates to the synthesis of the unsaturated iron bonding capacity of the serum (in blood) which used for the diagnosis of the several diseases and maintaining its treatment; this invention make its measurement easier, faster and more practical, gives the result directly rather than indirectly by calculation, not requires serum sample treated with iron other than original serum to us...

Laundry and/or dish washing machine which consist of all elements for its operation and by means of a electronic control system and manual control system (3; 3A), operation of this machine (1; 1A) by at least one cycle preset or not preset among many possible cycle per data obtained by means of the control system (3; 3A) according to the many parameters related with the characteristics of the prod...

This filter selects desired channel frequency from cable conveying the television broadcasts and suppresses other broadcasts and combines with the broadcasts received from cable conveying the another TV broadcasts and thus enables transferring of TV broadcasts received from both lines to the television receiver without allowing interference between broadcasts.

Calcium hydroxyapatite (Ca10(PO4)6(OH)2; HA) and tri-calcium phosphate (Ca3(PO4)2; TCP), which are two inorganic compound widely used at artificial bone applications and having high biocompatibility have been prepared as composite, two-phase uniform ceramic powder mixtures and by using pure calcium nitrate tetra-hydrate and di-ammonium hydrogen phosphate salts dissolved in the water based solution...

The method involves using a data card (2) containing a memory (9). Information for identification and relating to the state of a measurement device for the goods are written into the memory and are transported in the card to a sales device (3) and transferred to a memory (30) in the sales device. A number of value units corresp. to an amount of money paid and command words are written into the dat...

A pig iron is desulphurised by mixing it with the slag remaining after tapping off a steel alloy from a furnace. The slag composition is, in %: 45-70 CaO; 2-17 SiO2; 4-8 MgO; 14-22 Al2O3; 0.5-6 FeO plus molten metal residue from the steel treatment phase. The pig iron is added at 1250-1400 degrees C and after an initial stirring an immersion lance is used to introduce the powder desulphurising age...

Acrylonitrile (AN) or methacrylonitrile (MAN) is manufactured by ammoxidation of propylene or isobutylene. The reactor effluent obtained is transported to a quench column where the hot effluent gases are cooled by contact with an aqueous spray. The cooled reactor effluent (1) is passed overhead to an absorber column (5) where the crude AN or MAN is absorbed in water. The resulting aqueous solution...

The crawler chain comprises a tubular body with an aperture (3) for the tooth (25) of a driver pinion (26) and removable tread pads (1) on the outside. The tread pad extends towards the aperture and covers at least one section (2), e.g. between 30% and 100%, of the aperture. The tread has a recess (30) in the underside for free movement of the driver tooth. The tread extends to the free end face...

Physiologically active PEG-IFN alpha conjugates having a formula as follows:

A process for the production of resist or multicolour effects on natural or synthetic polyamide fibre materials is claimed, in which, before or after treatment with a dye bath or printing paste containing anionic dyes, the textile is subjected (for resist effects) to local treatment, wet-on-wet, with a liquid preparation containing compound(s) of formula (I), in which R1 = 10-24C alkyl or alkenyl;...