1
Ernst Felder, David E Pitre: Water-soluble, non-ionizing hydroxy-containing amide derivatives of 2,4,6-triiodo-isophthalic acid. Savac, Hans Berman, January 4, 1977: US04001323 (68 worldwide citation)

Compounds of the formula ##STR1## wherein R and R.sub.1 are 1,3-dihydroxyisopropyl or 2,3-dihydroxypropyl, and R.sub.2 is hydrogen or hydroxyl, are readily water-soluble and of sufficiently low toxicity for use as radiopaque materials in the radiography of body cavities as in urography, angiography, ...


2
Gunther Gabriel: Carabiner. Salewa Sportperatefabrik mit beschrankter Haftung, Hans Berman, June 20, 1978: US04095316 (58 worldwide citation)

A carabiner consisting of a C-shaped, elongated body member and an elongated closure member pivotally movable on one longitudinally terminal portion of the body member toward and away from a closing position in which both members jointly constitute a closed loop. The body portion is made from a tubu ...


3
Roger Daniel Werder, Linus Meier, Karl Lang: Automatic analysis apparatus. Mettler Instrumente, Hans Berman, September 12, 1978: US04113436 (53 worldwide citation)

Operating stations of an automatic analysis apparatus are arranged along a path in which a specimen to be analyzed is moved in a container on a carrier. The specimen is transferred from the carrier to a container supporting platform of each station where it is to be processed, thereby permitting ano ...


4
Gunter Roth: Extensible rod. Dornier System, Hans Berman, December 13, 1977: US04062156 (44 worldwide citation)

The telescoping elements of an extensible rod may be coupled sequentially to a coaxial, partly threaded spindle by respective internally threaded coupling members, each element being drivingly engaged with the spindle by a previously engaged, abuttingly coupled element. A yieldably resilient mountin ...


5
Gustav Thoma, Fritz Tscharf, Helmut Astinet: Plant package and method of preparing the same. Pflanz Frisch Transportsack, Hans Berman, February 8, 1977: US04006561 (43 worldwide citation)

Living plants, such as young, evergreen or deciduous trees or bushes, can be stored without loss of viability for several months, and cut flowers can be stored for about a week without apparent loss or freshness when enclosed in a plastic sheet or film envelope which is waterproof, excludes at least ...


6
Paul Gerhard Munder, Manuel Modolell, Donald Francis Hoelzl Wallach: Apparatus for culturing cells. Max Planck Gesellschaft zur Forderung der Wissenschaften e V, Hans Berman, March 2, 1976: US03941662 (43 worldwide citation)

Cells are grown in a layer attached to the roughened inner wall of a conter of fluorinated ethylenepropylene copolymer filled with a culture medium buffered with bicarbonate ions. The pH of the medium is monitored and maintained by varying the rate at which carbon dioxide is fed to the gas phase in ...


7
Ashok Abhat, Gunther Neuer: Storage arrangement for thermal energy. Institut fur Kerntechnik und Energiewandlung e V, Hans Berman, December 26, 1978: US04131158 (40 worldwide citation)

Heat of liquefaction and solidification is transmitted between a heat storing material undergoing the phase transition and a heating medium in a heat exchanger by means of a partly gaseous, partly liquid fluid sealed in a heat pipe a portion of which is received in the container for the aforemention ...


8
Georg Wiegner: Sealed container with frangible partition. Hans Berman, August 1, 1978: US04103772 (37 worldwide citation)

A disposable container for a two-part composition whose plastic shell defines a cavity. A frangible partition of coated aluminum foil divides the cavity into two sealed compartments. A piercing member mounted on a resilient portion of the shell in one compartment has a free end portion transversely ...


9
Karl Elbel, Kurt Wolfinger: Abrasive member of bonded aggregates in an elastomeric matrix. ROC, Hans Berman, Kurt Kelman, September 28, 1976: US03982359 (35 worldwide citation)

Abrasive grains rigidly bonded to each other form aggregates which are dispersed in a resilient matrix of an abrasive wheel so that the aggregates do not significantly interfere with each other's individual movement under grinding stresses against the resilient restraint of the matrix. The wheels re ...


10
Erhard Dorre, Manfred Semlitsch, Otto Frey: Artificial head assembly for an articulated joint between two bones. Feldmuhle Anlagen und Produktionsgesellschaft mit beschrankter Haftung, Hans Berman, March 22, 1977: US04012795 (33 worldwide citation)

An artificial head assembly for a human femur consists of the head portion roper and a metal pin. The head portion is a sintered ceramic ball having a polished contact face of convex, spherical curvature and a blind bore tapering conically inward toward the contact face. The pin is shaped for insert ...