1
Williams Frank Archer: Improvements in or relating to the underground gasification of coal. Nat Res Dev, June 18, 1952: GB674082-A (259 worldwide citation)

674,082. Destructive distillation in situ. NATIONAL RESEARCH DEVELOPMENT CORPORATION. July 31, 1950 [June 15, 1949], No. 15989/49. Drawings to Specification. Class 55 (ii). In a system for the underground gasification of coal in which a stream of gasifying medium such as air, air mixed with oxygen, ...


2
Didcott Colin Charles: Surgical dilator. Nat Res Dev, September 16, 1970: GB1205743-A (219 worldwide citation)

1,205,743. Surgical dilators. NATIONAL RESEARCH DEVELOPMENT CORP. 11 Oct., 1967 [15 July, 1966], No. 32023/66. Heading A5R. A surgical dilator 1 comprises a hollow tubular member whose wall comprises or includes a tube of lattice form, the elements making up the lattice defining diamond shapes (an i ...


3
Williams Frank Archer: Improvements relating to the underground gasification of coal. Nat Res Dev, September 16, 1953: GB697189-A (212 worldwide citation)

697,189. Gasifying unmined coal. NATIONAL RESEARCH DEVELOPMENT CORPORATION. March 24, 1952 [April 9, 1951], No. 8241/51. Class 55(ii) A gasification channel 4 in a dipping coal seam 1 extends horizontally between a gaseous medium intake shaft 5 and a gas offtake shaft 6 and a pipe line 7 in shaft 5 ...


4
Annis David, Brown Malcolm Charles, Sutherst John Richard: Nat Res Dev, December 9, 1987: EP0248544-A1 (104 worldwide citation)

A prosthetic device (10) suitable for use in the treatment of stress incontinence in women by location as a cuff around the urethra, to elevate the bladder following prolapse, comprises a body (11) composed predominantly of a cross-linked synthetic polymer hydrogel having a water content of the orde ...


5
Surgical retractors. Nat Res Dev, September 23, 1981: GB2071502-A (102 worldwide citation)

Surgical retractors conventionally involve metal jaws used to apply force in a localised manner within the overall periphery of an operation site and this gives rise to several difficulties. It is now proposed that a surgical retractor comprise a flexible closed loop member (20) locatable in an init ...


6
Bone joint prosthesis. Nat Res Dev, November 12, 1975: GB1413477-A (96 worldwide citation)

1413477 Endoprosthetic joints NATIONAL RESEARCH DEVELOPMENT CORP 21 Dec 1972 [5 Jan 1972 17 April 1972] 484/72 and 17610/72 Heading A5R An endoprosthetic joint comprises a first component 10 haying a convex bearing surface and a slot 18 in said surface which terminates in an enlarged cavity 22 withi ...


7
Jesshope Christopher Roger: A processor array.. Nat Res Dev, January 14, 1987: EP0208457-A2 (93 worldwide citation)

A processor array comprises a plurality of identical processing elements 18, 28 etc. each capable of combining operands to produce results and, after arithmetic operations, carry data. Each element comprises means for selecting the element from which it takes an input, which may be an operand or car ...


8
Jones Robert Leslie, Wilson Norman Happer: Prostaglandins.. Nat Res Dev, January 6, 1982: EP0043292-A2 (86 worldwide citation)

Novel compounds have a formula (I) represents a bicyclo [2,2,1] hept-2Z-ene, bicyclo [2,2,1] heptane, 7-oxabicyclo [2,2,1] hept-2Z-ene, 7-oxabicyclo [2,2,1] heptane, bicyclo [2,2,2] oct-2Z-ene or bicyclo [2,2,2] octane substituted at the 5-position by the group R and at the 6-position by the group C ...


9
Binns Matthew Mckinley, Boursnell Michael Edward Griff, Campbell Joan Iyabo Amiemenogh, Tomley Fiona Margaret: Fowlpox virus promoters. Nat Res Dev, July 5, 1989: GB2211504-A (81 worldwide citation)

Fowlpox virus (FPV) promoter DNA for use in expressing a foreign gene inserted in an FPV vector by homologous recombination, which comprises the promoter of any of the following FPV genes: (1) the FP4b gene which encodes a protein of about 657 amino acids in a sequence beginning Met Glu Ser Asp Ser ...


10
Davies Emlyn Roy, Johnstone Adrian Ivor Clive: Inspection apparatus. Nat Res Dev, June 17, 1987: GB2184233-A (79 worldwide citation)

Inspection apparatus for the successive inspection of a plurality of articles having a common set of features of interest comprises an edge detector for the positional location of individual articles. The edge detector is fed from a scanner which captures an image of a region in the vicinity of a lo ...



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