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Drop-in replacement of R22 in heat pumps used for district heating : influence of equipment and property limitationsGABRIELII, Cecilia; VAMLING, Lennart.International journal of refrigeration. 2001, Vol 24, Num 7, pp 660-675, issn 0140-7007Article

Die Thermodrossel : Eine Anlage zur Entspannung komprimierter Flüssigkeiten unter Wärmeabgabe = The thermo-valve : A device for expanding compressed liquids and simultaneously gaining heatKELLER, J. U; GÖBEL, M. U.KI. Luft- und Kältetechnik. 1997, Vol 33, Num 2, pp 57-60, issn 0945-0459Article

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Heat-transfer characteristics of an earth-probe model for a ground-source heat pump (experiments on forced-convection-boiling heat transfer in a vertical double tube: the case of small flow rates)NISHIOKA, J; SUGIYAMA, H; ARAI, T et al.Heat transfer. Japanese research. 1993, Vol 22, Num 7, pp 661-671, issn 0096-0802Article

Performance comparison of air source heat pump with R407C and R22 under frosting and defrostingLIU ZHIQIANG; LI XIAOLIN; WANG HANQING et al.Energy conversion and management. 2008, Vol 49, Num 2, pp 232-239, issn 0196-8904, 8 p.Article

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Laboratory experiments on the performance of CO₂ and HCFC-22 reversible heat pumps for residential use: Preliminary results. DiscussionAARLIEN, R; HAFNER, A; ADRIANSYAH, W et al.International Institute of Refrigeration. 1998, pp 88-98Conference Paper

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Propan als Arbeitsmittel für Wärmepumpen: die beste Alternative zu R22 = Propane: the best substitte for R22 in heat pumpsFREHN, B.Klima, Kälte, Heizung. 1993, Vol 21, Num 10, pp 402-405, issn 0172-1984Article

XK 100―ein Wärmepumpenöl für R 22-Schraubenverdichter = XK 100―a heat pump oil for R22 helicoidal compressorsHERRE, B; STAEGE, C.Schmierungstechnik. 1991, Num 2, pp 54-55, issn 0036-6226Article

Development of rectifying circuit with mixed refrigerantsYOSHIDA, Y; SUZUKI, S; MUKAI, Y et al.International journal of refrigeration. 1989, Vol 12, Num 4, pp 182-187, issn 0140-7007Article

Performances d'une thermo-frigo-pompe utilisant le FRIMIP 120: une alternative au R22 = Performance of an heat pump generating cold and heat using the FRIMIP 120: an alternative of R22TOREILLES, M.Revue générale du Froid. 1989, Vol 79, Num 5, pp 229-230, issn 0035-3205Article