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| Number | Title | Issue Date |
| 4867321 | Variable reach crane jib with automatic balancing device The invention provides a system for automatically balancing the jib of cranes of the type with articulated arms or telescopic arms depending on the variation of the reach of this jib. The annular section chambers of the hydraulic cylinder controlling the ... | 09/19/1989 |
| 4868158 | Method for the production of a macromolecular carrier loaded with a biologically active substance The invention relates to a method for the preparation of a carrier loaded with lipophilic biologically active substance based on reconstituted LDL (Low Density Lipoprotein), wherein (1) LDL is lyophilized in the presence of a protective agent; (2) the lyo... | 09/19/1989 |
| 4865910 | Glass fiber product for use in the reinforcement of fluororesin Here is disclosed a glass fiber product for use in the reinforcement of fluororesin which is improved in the adhesiveness to fluororesin. Thus, a glass fiber product for use in the reinforcement of fluororesin pre-treated with perfluoroalkylsilane represe... | 09/12/1989 |
| 4866106 | Antifouling composition An antifouling coating composition comprising a settable resin and a non-metallic algicide that does not react with the resin. The composition can be applied to flexible and rigid substrates and does not contain heavy metals.... | 09/12/1989 |
| 4863965 | Ibuprofen acid anhydrides and prodrug pharmaceutical composition containing the same Pharmaceutical compositions of the prodrug type, a process for the preparation thereof, a process for the preparation of the as prodrug functioning compounds and compounds obtained herein. The pharmaceutical compositions of the invention contain organic acid ... | 09/05/1989 |
| 4861713 | Novel method for determining cholinesterase activity This invention relates to a method for determination of cholinesterase activity, characterized by using, as a substrate, a choline derivative represented by the general formula (I): ##STR1## wherein X is a halogen atom; Y1 is a hydroxyl gr... | 08/29/1989 |
| 4853127 | Microporous membrane A microporous membrane for use in filtration, the membrane being formed of a polyetherimide derived from an aromatic bis (ether anydride) and an organic diamine. The membrane is formed from a casting liquid comprising the polyetherimide together with a so... | 08/01/1989 |
| 4849150 | Method of manufacturing fiber-reinforced resin pipe A method of manufacturing a fiber-reinforced resin pipe which including the steps of forming a plurality of layers by alternately winding a cloth-like material and a continuous fiber on a core. Placing the core in a split type outer mold having an inner s... | 07/18/1989 |
| 4849366 | Method of making a gated isolated structure The invention relates to a radiation hardened (R-H) bulk complementary metal oxide semiconductor (CMOS) isolation structure and a process for its formation. The isolation structure may be automatically generated from the original thin oxide layer of any c... | 07/18/1989 |
| 4844891 | Admixtures of iodopropargyl compounds and a formaldehyde donor A broad spectrum preservative composition which comprises (a) a formaldehyde donor and (b) a halopropynyl compound; formulations containing such compositions, particularly personal care and household products; and a method of inhibiting the growth of micr... | 07/04/1989 |
| 4843957 | Rice polishing machine of vertical shaft and frictional type Provided is a rice polishing machine of a vertical shaft and frictional type, comprising a vertical tubular member, having a perforated wall; a vertical main shaft rotatably disposed in the tubular member and having one end part and an other end part; a s... | 07/04/1989 |
| 4843648 | Sleeper pajamas Sleeper pajamas for a young child, including a garment of relatively soft and porous fleece-like cloth fabric having leg portions terminating in tubular distal ends sized for loosely surrounding the child's legs, and boot members of non-porous and wear-re... | 07/04/1989 |
| 4842984 | Water soluble photosensitive resin compositions with bisazide compound A novel photosensitive resin composition, which has fairly high sensitivity to light and developable with water comprising of essential components a resin represented by the general formula (I), ##STR1## wherein X, which may be present or absent, rep... | 06/27/1989 |
| 4842684 | Device for automatically shaping a sheet of fibres on a mould, and apparatuses comprising such a device An apparatus for use in the industry of shaping a sheet of fibres on a mould for the manufacture of a range of articles such as aircraft wings, in which a sheet or ribbon of glued or adhesive sized fibres is automatically shaped on the mould, the apparatu... | 06/27/1989 |
| 4840755 | Method of and apparatus for producing compacted chopped strands A method of and an apparatus for producing compacted chopped strands having a high density, wherein flattened wetted chopped strands are prepared and subjected in the wetted state to a rolling action to change the flattened form into rounded rod-like form... | 06/20/1989 |
| 4837180 | Ladder gate LDDFET A method of fabricating a lightly-doped drain field effect transistor (LDDFET) is disclosed. The initial steps include anisotropic polysilicon etching and isotropic photoresist erosion to obtain a ladder-shaped polysilicon gate. The polysilicon is partial... | 06/06/1989 |
| 4828688 | Method for separation of heterogeneous phases The invention provides a process for extracting bitumen from oil sands. The process includes the step of conditioning the oil sands by adding hot water and steam to the oil sands. The conditioned oil sands are then introduced into a separation zone. Separ... | 05/09/1989 |
| 4827220 | Method and apparatus for testing batteries A circuit for testing a computer battery without removing it from the computer includes a plurality of serially connected resistors, and a transistor connected to saturate. The voltages at the junctions of the transistors is sensed by a logic device such ... | 05/02/1989 |
| 4823727 | Pressure indicator A pressure indicator for use in a pneumatic circuit. A rolling diaphragm (14) is mounted within a housing (9,10) and divides the housing into first and second regions (15,16), one sealed from the other. The diaphragm has an outer sleeve section (18) and a... | 04/25/1989 |
| 4822082 | Tube connector A tube connector fitting having a common body and common nuts screwed to its end, each end of the body has an enlarged portion which accepts any one of several inserts which, when inserted, comprises a sealing ring against a shoulder within the body. Diff... | 04/18/1989 |
| 4820516 | Hyaluronidase The hyaluronidase, which is a hyaluronic acid-specific endo-ଲ-glucuronidase, having a molecular weight of about 28,500 in non-reduced form, is derived from buffalo leeches (that is, leeches of the sub-family Hirudinariinae, such as the species Hirud... | 04/11/1989 |
| 4818235 | Isolation structures for integrated circuits The invention relates to an improved isolation structure to separate active regions of integrated circuits and a method of its preparation. These isolation structures eliminate the so-called "bird's beak effect" which reduces the effective device area and... | 04/04/1989 |
| 4818715 | Method of fabricating a LDDFET with self-aligned silicide A method of fabricating a lightly-doped drain field effect transistor (LDDFET) with or without self-aligned silicide (salicide) on a substrate is disclosed. The initial steps include either (1) anisotropic silicon nitride and polysilicon etching steps, an... | 04/04/1989 |
| 4816562 | Novel substrate for plasma kallikrein and a method for measuring biological components using the same Novel compounds represented by the following general formula (1) and salts thereof: ##STR1## wherein n represents an integer of 3 to 4, R1 represents ##STR2## or --SO2 R2, and R2 represents optionally ... | 03/28/1989 |
| 4816282 | Moisture-stabilized foods having improved shelf life The shelf life of moisture-stabilized food, particularly baked goods, is improved by the addition of HSH having a carefully selected polymerization range. More particularly, the HSH comprises broadly from 60 to 85% of DP1, 10 to 25% of DP2, 1 to 5% of DP3... | 03/28/1989 |
| 4816522 | Bonding of halogenated organic compounds Halocarbons are readily bonded to a variety of substrates, including metals, polyolefins, styrenics, polyamides and thermoplastic polyesters, by treating the surface(s) to be bonded with a neoalkoxy zirconate compound. The articles produced by the aforesa... | 03/28/1989 |
| 4812540 | Preparation of polymers of monoallylamine and diallylamine derivatives with azo catalyst A monoallylamine-diallylamine derivative copolymer with a high degree of polymerization can be obtained in a high yield by using a radical initiator containing an azo group and a group having cationic nitrogen atom in the molecule.... | 03/14/1989 |
| 4812225 | Method and apparatus for treatment of oil contaminated sludge Oil containing sludges are treated for the recovery of oil therefrom to render the resultant sludge disposable, by a process of conditioning the sludge to destabilize the emulsified phase thereof, centrifuging the destabilized sludge to obtain a solids-ri... | 03/14/1989 |
| 4801752 | Preparation of N-alkyl and N,N-dialkylaniline The present invention relates to a vapor phase process for the production of N-alkyl and N,N-dialkylaniline by alkylation of aniline with an alcohol, preferably methanol and ethanol, in the presence of a ZSM-5 catalyst. A modified ZSM-5 catalyst has the a... | 01/31/1989 |
| 4799785 | Cornea contour mapping An apparatus and method for mapping the cornea is described. The apparatus comprises a probe having a multiplicity of parallel pins bundled together which are reciprocally movable with respect to one another. The pins are maintained in parallel and slidab... | 01/24/1989 |
| 4799863 | Vacuum flow device A vacuum device comprising a by-pass fan pump, a conduit connecting the inlet of the pump to a member in which pressure is to be reduced and a flow passage formation enabling a stream of air to enter the pump and to by-pass the member. In a preferred embo... | 01/24/1989 |
| 4798324 | Valve and containers incorporating the same A valve for use primarily for dispensing liquids from non-reusable containers comprising a conduit formed by bonding a flexible sheet of thermoplastic material to a second sheet of resilient thermoplastics material. The second sheet is of a springy nature... | 01/17/1989 |
| 4795674 | Method for treating a fabric and fabric treated thereby An aqueous solution containing at least an amido-phosphazene compound and an acid catalyst is applied to a fabric comprising cellulosic fibers so that said amido-phosphazene compound adheres to the fabric in an amount of 1-10% by weight of the fabric and ... | 01/03/1989 |
| 4788226 | Polyamide membranes A microporous membrane suitable for use in microfiltration. The membrane is a hydrophilic skinless sheet, formed of polytetramethylene adipamide, either alone, or in admixture with at least one other polyamide.... | 11/29/1988 |
| 4780152 | Kit for contact lens cleaning and method for contact lens cleaning Contact lenses can be cleaned effectively in a short time, by using a kit for contact lens cleaning which comprises an oxidizing agent for removing stains adhering to contact lenses and a reducing agent for making nontoxic the oxidizing agent still remain... | 10/25/1988 |
| 4780527 | Preparation of polyesters from terephthalic acid Poly(butylene terephthalate) is prepared in a two-stage process wherein terephthalic acid and 1,4-butanediol are esterified in the presence of a catalytic amount of a catalyst having an organo-metallic component which is an organo-titanate compound, an or... | 10/25/1988 |
| 4778299 | Application for crease setting composition An applicator 10 for crease setting composition comprises an applicator body 12 having at one end thereof a nozzle 14 for applying a crease setting composition to a crease line and at the other end thereof an inlet 26 for compressed air for forcing the co... | 10/18/1988 |
| 4778725 | Functional polymers derived from polyamines and process for producing the same A functional resin derived from a polyallylamine or polyvinylamine and having unsaturated C.dbd.C bonds such as allyl groups at terminals of side chains has good coating properties and strong adhesiveness to a substrate, thus can be used as protective fil... | 10/18/1988 |
| 4774038 | Polyamide membranes A method for preparing an alcohol insoluble polymide membrane. An appropriate membrane-forming casting liquid containing the required polyamide is evaporated under conditions of high total humidity and an air flow of less than 305 m/min. (1000 ft/min) in ... | 09/27/1988 |
| 4766267 | Heat-shrinkable article A heat-shrinkable electrically shielding tubular article is provided with an electrically conductive lining on its inner surface, which lining is formed of a continuous coating of a metal which deforms without cracking during recovery so that after recove... | 08/23/1988 |
